PRN292_4
System.Delegate
A delegate is a class derived from _________
Try Finally
Console.WriteLine("try");
0.0m
For decimal, the default value is
no
Static constructor has _______ parameter/s.
Redirect, Response
The ... method of the ... object is used to redirect the user to another page.
default constructor
The constructor without parameters is called _________.
.dll
The extension of an assembly is _________
All of the above
To add a custom control to a Web form we have to register with
public Font(string fontname, float size
To create an instance of the Font class using existing Font and FontStyle, the constructor is
System.Web.Service
To declare a web service the class must inherit from __________
DataRow array = datatable.Rows[i].ItemArray;
To get values of the columns of the i-th row in a DataTable object named datatable
That object is a newly allocated object and has never been marked for collection.
To help optimize the garbage collection process, each object in the heap is assigned to a specific generation. If an object is marked as Generation 0, it means:
Cmd.ExecuteNonQuery()
To perform a change to a table using the Command object named Cmd, what statement of the following correct?
SolutionExplorer + Tabbed + Class View + Command + Properties Window
To preserve screen space on the monitor , VS.NET provides us with
Command, Solution, Auto-Hide,Properties
To preserve screen space on the monitor, VS.NET provides us with
Command Window va Solution Explorer Window va Auto-Hide Window va Properties Window
To preserve screen space on the monitor, VS.NET provides us with (Choose all answers) Note
Convert an object to a value type
Unboxing is
Manages memory va Compile once and run on any CPU & OS that supports the runtime.
What is the role of the CLR (Select all that apply)
RadioName
in Webfrom, the ... property of the RadioButton control restricts the user to select only one option from given set of options
repeater
select the control which dose not have any visible interface
01234
student s = new student()
menustrip
the___control is used to display text when the mouse points to a particular control
false
thread is executed when we create a new instance of a thread object
HTML
when an .ASPX page is request from the web server, the output will be rendered to Brower in following format
ErrorImage
you are developing a Winfrom application. you have recived instructions to make sure that the PictureBox will
delegate int Met42(int i)
you need to define a delegate for the following method
oledataadapter
you need to get access to an microsoft excel 2003 file. which data adapter would you use?
checkbox
you want to add a control to your form that allows you to set a particular option on or off. which control would you choose?
System.IO
16. Which of these namespaces used for FileAccess
< Select >
<asp:dropdownlist> tag replaces which of the HTML tags
Console,System
Basic input and output operations are performed in C# using the methods of the ______ class in the _________namespace.
TextureBrush va SolidBrush va LinearGradientBrush
Brushes can be created using one of the following classe(Choose all correct answers)
IdataReader
Select the Interface which provides Fast, connected forward-only access to data
System.Web.UI.Page.Culture
Where do you store the information about the user locale ?
System.Data
Which one of the following namespaces contains the definition for IdbConnection ?
Yes, by using FormClosing event
can we cancel closing a form
array1
list<int> array1 = new list<int>()
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1,
(line 12), if you want to build an in-house XML
Compilation error at line 7.
1. public class Test {2. void show() {3. System.Console.WriteLine("non-static method in Test");4.}5.}6.public class Q3:Test {7.static override void show() {8.System.Console.WriteLine("Overridden non-static method inQ3");9.}10. public static void Main() {a.Q3 a = new Q3();11. }}
True
A C# class can be inherited from multi interfaces?
NO
A C# class can be inherited from multi other classes
False
A C# program can have only one using directive
FALSE
A DataSet object is one of the components of the data provider
False
A DataSet object is one of the components of the data provider.
abstract class
A __ can be thought as a mould of a class.
FORM ACTION="actiopage.aspx" RUNAT="server" method="post"
15. How do you post the current page to a different aspx page ?
No
18. Can a dll run as stand alone application ?
SOAP
22. What is the transport protocol used to call a webservice
Response.Output.Write() allows you to write formatted output
24. What's the difference between Response.Write() andResponse.Output.Write()?
2008
Determine the output of the following code segment: int x = 2009; int y = 2010; System.Console.WriteLine("The value of x & y is : {0}", (x&y));
A common runtime engine
An engine that shared by all .NET-aware languages is called
IAsyncResult
An object that supports the ____ interface stores state information for an asynchronous operation, and provides a synchronization object to allow threads to be signaled when the operation completes.
return types of each method va parameters used by each method
For defining the delegate which of the following entities must be specified?
a nested namespaces
For multiple levels of organizations ___ can be used.
Scripting is separated from the HTML, Code is compiled as a DLL, the DLLs can be executed on server
How ASP.Net Different from ASP?
We can use the property IsChanged to check whether a datatable is changed or not
How can we check that some changes have been made to a DataTable since it was loaded?
By using the System.Activator.CreateInstance() method tocreate an instance of object in the following manner.Type=Type.GetTypeFromProgID("MyDll.MyOName")object myObject = System.Activator.CreatInstance(myObjectType)
How can we create the object dynamically in C#?
Use virtual keyword.
How can we define an overridden base method?
we can use the AcceptChanges method to save all data from Dataset
How can we save all data from dataset?
bool[] b=new bool[3]; va bool[] b={true,true,true};
How can you initialize an array of three Boolean values?
Using SQLDataAdapter
How do we Delete, Update, Select data in a Dataset ?
Use StreamWriter class. Use CreateText() method of FileInfo class.
How do we create a new text file? (choose 2)
Define a pair of accessor and mulator methods va Define a named property
How do we implement encapsulation? (choose 2)
Set the inherits property to codeb
How do you disable client side validation ?
All of the above
How do you manage states in asp.net application?
All of the above
How do you manage states in asp.net applicationSkill/Topic: Intermediate
Add Src, Tagprefix, Tagname
How do you register a user control?
Can not be done
How do you trace the application_End event on runtime?
In Web.config file set the tag to false
How do you turn off the Session state for a webform ?
Session, Application
How many Page directives an ASP.NET page can include
One
How many configuration files can an ASP.NET projects have?
2
How many times the .NET programs are compiled
Only 1.
How many web.config files an ASP.NET application can have
Use different datareader and connection variable
How to open more than one datareader at a time ?
Use DataBound Fields
How to use a checkbox in a data grid(in WebFroms)?
csc /out:< executable name > /target:exe /r:<assembly name1;assemblyname2...;> <filename1 filename2..>
Identify the correct syntax for creating an executable file referencing an assembly.
csc /out:< executable name >/target:exe<filename1 filename2..>
Identify the correct syntax for creating an executable file.
Child c1=new Parent();
If Parent is a base class and Child is its derived class then which of the following statements is not valid?
False
If maximize and minimize buttons are displayed then the HelpButton property is ignored
the assembly is incompatible with previous versions of that assembly.
If there is a change in the major number or minor number of the version number it indicates that _______
8
If you ran the following program what lines would be included in its output?int var1,var2;for(var1=0,var2=0;var1+var2<20;++var1,var2+=1){Console.WriteLine(var1+var2);}
010
If you run the following program what lines would be included in its output?class A{public static void Main (){int i=0;switch (i) {default:System.Console.Write (i);break;case 1:System.Console.Write ("{0}",1);goto default;case 0:System.Console.Write ("{0}",0);goto case 1;}}}
Alpha.Method and Beta.Method can call each other only if Alpha and Beta are located in the same assembly.
Imagine that you have two .cs files. The alpha.cs file contains a class called Alpha that contains an internal method called Method. The beta.cs file contains a class called Beta that also contains an internal method called Method. Can Alpha.Method be called from Beta.Method and vice versa?
Session, Application
In ASP.NET application, and ________ variables can be accessed by all the pages in the application
Value types and reference types
In C# datatypes are divided into two fundamental categories
False
Item stored in ViewState exist for the life of the current page?
No
By default can we delete a folder that contains subdirectories and files
system.dll
By default the compiler opens _____assembly.
using System.Data.SqlClient;
For using SQL.NET Data Provider what using statement of the following is correct?
System.Drawing
GDI + resides in _____ assembly.
504
Given the following code segment, what will the value returned from the method be? public int ViktorMove()
Provides Location Transparency(Distributed Architecture) va Fully Language Independent va Supports version compatibility
List the advantages of DCOM (Choose all correct answers)
Services snd specifications
List the key elements of COM
A set of services for creating and exposing the classes va A set of specifications defining the programming protocol
List the key elements of COM (choose all correct answers)
Nothing
List<int> array1 = new List<int>(); foreach (int n in array1) System.Console.WriteLine(array1.ToString());
False
Manual memory management needs to be done in C#
specifying different number of parameters va specifying different types of parameters
Methods can be overloaded in C# by:
Visual Studio .NET va 3rd party .NET services va .NET platform itself
Microsoft .NET is primarily made up of the following three components.
NGWS (Next Generation Windows Services)
Microsoft .Net was formerly known as __________
ODBC.NET, OLEDB, ORACLE Framework
Name the .NET data providers which are available is VS.NET
ODBC.NET Framework Data Provider va OLEDB.NET Framework Data Provider va Oracle.NET Framework Data Provider
Name the .NET data providers which are available is VS.NET?(Choose all correct answers)
Color property ControlToValidate property
Name two properties common in every validation control?
Using
Namespaces are defined using _____ statements.
Managed code va Unmanaged code
C# code can be classified into types:
purely Object-Oriented
C# is a ____________language.
C++ va C
C# is considered as a modern replacement for the language/s like (Choose all that apply)
No pointers required: Automatic memory management through garbage collection!
C# language offers the following features
Object
C# provides an Unified Type System, which means that all data types are derived from __________ class.
Yes. we can connect to SQL Server Database using OleDbConnection
Can we connect to SQL Server Database without using SqIConnection
Yes. we can connect to SQL Server Database using OleDbConnection.
Can we connect to SQL Server Database without using SqIConnection?
Illegal at compile time
Given these class definitions:class Superclass { }class Subclass1 extends Superclass { }and these objects:Superclass a = new Superclass();Subclass1 b = new Subclass1();which of the following explains the result of the statement:b = a;Select the correct statement.
The code does not compile because static method cannot access nonstatic variables Var1 and var2.
Class Book{int num1=1;int num2;public static void Main(){int num3=3;Console.WriteLine(num1+num2+num3r);}}
Calendar va Dynamic delivery va Notification
Core Microsoft .NET building block services
System.Web.UI.Customcontrols.Webcontrol
Custom Controls are derived from which of the classes
The Exception Type.
A catch clause may catch exception of which type?
sn.exe
A key pair is created using the _______utility.
Compile error!
Determine the output of the following code segment System.Console.Writeline("The value of x/y is: {0}".z);
-1
System.Data.SqlClient.SqlCommand cmd = cn.CreateCommand(); string query = "Select * From Customers";
Nothing
System.Data.SqlClient.SqlConnection cn = new System.Data.SqlClient.SqlConnection();
Namespace
System.Windows.Forms is an important____of the class libraries in .NET framework
Merge Modules
The ____feature of Windows Installer provider a standard method for distributing components and ensures that the installed component is of the correct version.
IsMdiChild
The ____property of the Form control is used to determine whether there are any MDI child forms open in your MDI application
<Script>
The best way to delimit ASP.Net code from HTML code in your pages is by using --------------- tags.
Webforms
Postback occurs in which of the following forms
same as return type of get method of a property.
Return type of indexers is
Statement II is true.
Statement I: Indexers should be used only in situations where the abstraction makes sense.Statement II: Indexers should have both a getter and setter, as arrays are read/write objects.
Only statement II is true.
Statement I: The new modifier is only permitted on delegates declared within another typeStatement II: The new modifier applied on delegate overrides the method for which the delegate is being used.Statement III: The new modifier applied on delegates hides inherited member by the same name.Which of the above statements are true.
Both the statements are true.
Statement I: The sealed modifiers are not permitted in an enum declaration.Statement II: Delegate types are implicitly sealed
if file "Text.txt" does not exist, this code will create a new file
StreamWriter sw = new StreamWriter("Text.txt")
Output of this code is "Nguyen Van A".
Study the following code and choose one correct sentence. using System: class Human { string name: public string Name { get {return name;} set { name = value;} } } class Program { static void MainO { Human h = new Human(); h.Name = "Nguyen Van A"; Console.WriteLine(h.Name); } }
>2
int myVar=3;if (myVar<5)if(myVar<3)Console.WriteLine("<3");else if (myVar>2)Console.WriteLine(">2");else Console.WriteLine("Other");What will appear on the standard output?
catch | finally
int n2 = 0;
1
int number1 = 3;
Form
is the easiest way to allow the user to interact with the application
Is Post Back
it is possible to check whether an ASPX page is posted back to server with the help of the ... property of the page
The output of code will be: The type of objA is : Space1.A
namespace Space1 {using System;public class A{public static void Main() {A objA=new A();Type t1 = objA.GetType();Console.WriteLine("The type of objA is : {0} ", t1);}}}What will be the output of above code when compiled/run?
College.Library.Shelf.Book()
namespace College.Library{namespace Shelf{class Book{ }}}The fully qualified name of class Book is:
Space1.Space2.MyClass()
namespace Space1{namespace Space2{class MyClass{ }}}The fully qualified name of class MyClass is :
is an instance method declaration includes an override modifier
override method
True string strSQL
The code has a compile error
Base class
The library provides shelter from the complexities of raw API calls and offers a consistent object model used by all .NET-aware languages
describes how the elements in assembly are related to each other. va describes the other assemblies on which the elements of the assembly are dependent.
The manifest contains data that ___
Hide
The method ___ of the Control class conceals the control from the user
DrawRetangle
The method can be used to draw a rectangle or a square depending on the coordinates passed as its argument
new
The method that overrides a method in the base class must be prefixed with the ____ keyword.
Visible
The method____of the Control class conceals the control from the user.
b.m2(); va i=b.x; va i=b.y;
Which statements on the <<< call >>> line are valid expressions?public class SuperClass {public int x;public int y;public SuperClass(){}}public class SubClass : SuperClass {private float f;public void m2() {return;}public SubClass() {}}public class T {public static void Main() {int i;float g;SubClass b = new SubClass( );<<< call >>>} }
Source code
Which thing is not included in a .NET PE file
Monitor
Which type of the System. Threading namespace can be used to resolve the issue of concurrency
Application
Which variables can use by all users and in all pages?
A Single session
Who can access Session state variables ?
When using Thread pool, we can focus on our business problem rather than the application's threading infrastructure. va The Thread pool manages thread efficiently by minimizing the number of threads that must be created, started and stopped
Why do we use Thread pool? (choose 2)
WebServices
Why do we use XMLSerializer class ?
The dataset has not been populated.
Why does the data not display using the following code? studentConnection.OpenO: studentCommand = studentConnection.CreateCommand(); studentCommand.CommandType = CommandType.Text studentCommand.CommandText = "SELECT * FROM Student"; studentAdapter = new SqIDataAdapter (studentCommand): studentSet = new DataSetO; this.txtFirstName.DataBindings.Add ("Text". studentSet "FirstName");
To implement application & Session level events
Why is Global.asax is used for ?
Don't have integrated connection for the command object.
Why the data is not inserted using the following code? SqlCommand insertConmmand = new SqlCommand(); insertCommand.CommandType = CommandType.Text;
explicit
Unboxing requires an ___________cast.
SoapFormatter
You are required to build an application that can serialize an object to a file. Then, this file can be transferred to another program written in Java and running in Linux operating system to be de serialized Which of the following classes is the best choice for the above task?
delegate int Met42(int i);
You need to define a delegate for the following method: public class Classl { public static int Method42(int i) { return i*42; } }
SqIDataAdapter
You need to get access to a database that is stored on a server running Microsoft SQL Server 2000. Which data adapter would you use?
OleDdDataAdapter
You need to get access to an Microsoft Excel 2003 file. Which data adapter would you see?
Control Anchoring | control docking
___ are the visual effects supported in winforms
Event
___ is any action directed at the application
Windows application
___ is he normal output type for a Windows Forms project
datasource
___ property is used to get or set the data source that the gridview is displaying data for
PrintPreviewControl va PrintDocument
____ are the Print support controls provided by WinForms.(Choose all correct answers)
using
_____ keyword is used to import the classes of the namespace
virtual
_______ enables the possibility for a function to be polymorphic when it is overridden in one or more inherited classes.
An Event
_______ is a member that enables an object or class to provide notifications.
Personalization
_______ service allows users to handle their own rules for handling messages and notifications.
Orchestration
________ allows developers and business analysts work together to define and modify business processes shared between applications.
An Assembly
________ is a unit of class deployment.
Boxing
__________in simple terms is nothing but conversion of a value type into a reference type.
Unboxing
__________is all about converting a reference type into a value type.
Anchor
_____property is used to get or set the edges of the control are anchored to the edges of its container.
CLR
Under which of the following environments dose your programs execution code run?
Class libraries
____are the collection of reusable classes or types
Visual Inheritance va Visual Inheritance va Cotrol Docking va Transparent Forms
____are the visual effects supported in WinForms (Choose all correct answers).
ComboBox
____control combines the features of the TextBox and the ListBox controls
Value
____property is used to get or set the object that contains data about the control
PopUpMenu
____property is used to get or set the shortcut menu associated with the control.
ConnectionString
____property of a connection object is used to get or set the string used to open a database
data can be stored using value types but not in the reference type. va Variables of the value types directly contain their data, whereas variables of the reference types store references to objects.
Value types differ from reference types as___
application va session
Variable can be accessed by all the pages in the application (choose 2 answer)
<Major version>.< Minor version >.<Revision>.<Build Number>
Version number of an assembly are stored in the following format:
No
We CANNOT use methods that have some arguments for a delegate?
BinaryFormater, SoapFormater and XMLSerializer.
What are formatters you can choose when serialization an object?
Description, MessageName and EnableSession.
What are properties of [WebMethod] attribute?
Description. Name and Namespace.
What are properties of [WebService] attribute
IIS Admin and World Wide Web Publishing
What are required services in an ASP.NET Web server
Loading the type into memory and compiling CIL into platform-specific instruction.
What are responsibilities of CLR?
Checked Only
What are states that a CheckBox can have
Modeless , Modal
What are the types of Dialog boxes
Modeless dialog boxes va Modal dialog boxes
What are the types of Dialog boxes?(choose all correct answers)
Invoke Show
What are thee steps involved involved in calling one from another form
public static void Main() { }
What can be signature of an application's entry point
ListView
What control support us to display the list items in different types as text only, text with small icons, text with large icons and report views?
All of the above
What data types do a Rangevalidator supports?
It will stop the server process
What does Response.End will do?
It allows the page to save the users input on a form across postbacks.
What does the "EnableViewState" property do?
The method can be overridden.
What does the keyword "virtual" declare for a method?
No constructor matching SuperClass() found in class SuperClass
What error does the following code generate?//No overload for method 'SuperClass' takes '0' argumentspublic class SuperClass {SuperClass(string s) { }}public class SubClass : SuperClass {SubClass(string s) { }public static void Main(){SuperClass s = new SubClass( "The" );}}
'Class.getNumber()' must declare a body because it is not marked abstract.
What error does the following code generates when compiled?1.abstract class Class2.{3.public void getNumber();4.}5.class ClassA:Class6.{}
.DLL
What executable unit gets created when we build an ASP.Net application?
VB.NET
What is NOT a client-site technology
SoapFormatter is a serialization formatter that represents graph as a SOAP message
What is SoapFormatter
The one which renders the dataset object contents to XML
What is a diffgram ?
An Assembly containing localized resources for another assembly
What is a satallite assembly ?
Combination Of both Public,Private key and digital signature
What is a strong name?
MySQL
What is a third-party data provider
It is possible to have designers working on the markup while programmers author the C# code.
What is advantage of code-behind page model
Internal
What is default accessibility for the structures in C#?
Set of resource, such as external code libraries and the primary thread | Necessary memory allocations used by a running application
What is described in "Win32 process " term? (choose 2)
Get Post
What is method of form to transmit the form data back to web server for processing
My Webservice
What is name of this web service? [WebService(Namespace = "http://tempuri.org/", Name-'My Webservice")] [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)] [System.ComponentModel.Toolboxltem(false)] public class WebServicel : System.Web.Services.WebService { [WebMethod] public string HelloWorld() { return "Hello World"; } }
Nothing
What is output of the following code? List<int> arrayl = new List<int>0; breach (int n in arrayl ) System.Console.WriteLine(arrayl.ToStririgO):
The abstract member cannot be private.
abstract class Class{private abstract void getNumber();}class ClassA:Class{ }What error does the following code generates when compiled?
Implement the methods getNumber(),getHeight(), getWidth() in the class ClassB.
abstract class Class{public abstract void getNumber();public abstract void getHeight();public bool isEmpty(){return (true);}}abstract class ClassA:Class{public abstract void getWidth();}class ClassB:ClassA{ }What changes should be done in the above code so that the code does not generate any error at compile time?
try finally
What is output of the following code? using System: class Program { static void MainO { try Console.WriteLine("try"); catch Console.WriteLine("catch"); finally Console.WriteLine("finally"); }
Mammal
What is output of the following code? using System: interface Animal { void DisplayO; } class Mammal: Animal { public void DisplayO { Console.WriteLine("Mammal"); } } class Program { static void MainO { Animal a = new Mammal(); a.DisplayO: } }
0
What is output of the following code? using System: using System.Data: class Program { static void MainO { DataTable dt = new DataTableO; Console.WriteLine(dtColumns.Count); }
1
What is output of this code? Static void Main(){ int number1 = 3; int number2 = 2; float number3 = number1/number2;...
VISUAL C
What is output of this code? string s1 ="Visual C# And .NET Technology"; string s2 = s1.Substring(0, s1.IndexOf('#')); System.Console.WriteLine(s2.ToUpper());
Hello world!
What is output when request the page that contains the code bellow? protected void Page_Load(object sender, EventArgs e){ Response.Write("<h1>Hello world!</h1>"); }
Marks a member as accessible only by the class or any derived classes.
What is protected access modifier?
Return records that have StudentNo, LastName, FirstName from Students table and ClassName from Classes table
What is result of the following SQL command?Select Students.StudentNo, Students.LastName, Students.FirstName, Classes.ClassNameFrom Students Inner Join Classes On Students.ClassID = Classes.ClassID
return the physical file path that corresponds to virtual specified path
What is significance of Server.MapPath?
DomainUpDown, NumericUpDown
What is spin control
Unstarted
What is state of a thread after creating a Thread object
Unboxing
What is term for conversion from an object to a value type?
Web Service Description Language
What is the Full Form of WSDL ?
Gets the Server's Machine Name
What is the Server.MachineName does ?
The TrackBar control allows user to select a value from a range (of values), using scroll bar-like input mechanism.
What is the TrackBar control
User data can update and retrieve in dataset and when connection connected, update values with server
What is the advantage of Disconnected mode of ADO.Net in ASP.Net ?
The base keyword is used to access members of a base class from within a derived class
What is the base keyword
/*... */
What is the correct syntax for comment entries in C#
Anonymous
What is the default authentication mode for IIS ?
20 Min
What is the default session time out?
Httphandler is an class and Httpmodule is an assembly
What is the difference between HTTP handlers & HTTP modules ?
Response.Redirect needs roundtrip, Server.Transfer does not
What is the difference between Server.Transfer & Response.Redirect ?
.Ascx
What is the extension of a web user control file ?
Load
What is the first event is raised when the form has been allocated on the managed heap
Define a delegate that contains the method to be called when the event is fired.
What is the first step to define an event?
20
What is the maximum number of cookies that can be allowed to a web site ?
C
What is the out put of Following code : String a="Hello"; String b="World" ; String c= a+b ; Response.Write ( "C");
300
What is the out put of the following code : byte a=200; byte b=100; byte c=a+b; Response.Write ( C );
Compile Time error
What is the out put of the following codebyte a=200;byte b=10.0;byte c=a+b;Response.Write ( C );Skill/Topic: Advanced
Test(1)Test(3)Test(2)
What is the output of the following code?public Test(int i){System.Console.WriteLine("Test(" +i +")");}}public class Q12{static Test t1 = new Test(1);Test t2 = new Test(2);static Test t3 = new Test(3);public static void Main(){Q12 Q = new Q12();}}
AutoPostBack
What is the property of ASP.NET DropDownList control can make change events cause a postback?
For Reading metadata at runtime
What is the purpose of Reflection?
To separate HTML Layout and code to different file
What is the purpose of code behind ?
The DataAdapter will create 3 data tables in the dataset.
What is the result of the following code? SqlConnection conn = new SqlConnection(); conn.ConnectionString = CONNECTION_STRING;
Adds HTTP Headers to output stream
What is the significance of Response.AddHeaders( ) ?
Unboxing is conversion from a value type to an object.
What is unboxing?
Solution Explorer
What is utility allows you to view the set of all content files and referenced assemblies?
Object Browser.
What is utility shows all of the types in your current project from an object-oriented perspective?
It uses more than one loop index.
What is wrong with the following for statement?for(i=0;j=0, i<10; ++i,j+=i){k+=i*j+j*j;}
Stack area
What kind of memory where an object is allocated
Both Debug Mode and Release Mode
What mode is VS.NET allow you create a portable exe(EXE) file
Debug Mode
What mode is VS.NET allow you to step through each line of code and trace the execution of your application
System.web.UI.Page
What namespace does the Web page belong in the .NET Framework class hierarchy?
AChild.MdiParent = TheParent;
What of the folllowings is correct if we want to set the Achild form as a child
AChild.MdiParent = TheParent;
What of the folllowings is correct if we want to set the Achild form as a child form of the parent form named TheParent
SqlConnection con = new SqlConnection("Data Source=myserver;Integrated Sercurity=SSPI; Initial Catalog=MyDB");
What of the following are correct for creating a connection object to database named MyDB? (Choose all correct answers)
Form Control and Field
What of the followings are data validation mode in WinForms
Form-Level Validation va Control-Level Validation va Control-Level Validation
What of the followings are data validation mode in WinForms?(Choose all correct answers)
Select * From Student", con
What of the followings is correct for creating a command object with the connection con
After the webform loads
When is the user controls code is executed ?
the number of items in the initialization list. va The number present in the square bracket next to the data type at the right hand side.
When the array is initialized at the same time they are created, the c# compiler determines the size of array using ________
Hashtable
When we want to associate a key with values which of the following classes are preferred?
When the application is low on memory
When will the garbage collector run?
The Application tab of the project's Properties window.
Where can you change 'Default Namespace" of Visual Studio
InProcess
Where is the default Session data is stored in ASP.Net?
SQLISAPI.dll
Which DLL translate XML to SQL in IIS ?
All of the above
Which Language can Support SOAP ?
System.Object
Which class is at the top of.NET class hierarchy?
DataTable
Which class is used to insert, remove, evaluate and manipulate the values in a table of one DataSet
ContextMenu
Which class represents shortcut menus that can be displayed when the user clicks the right mouse button over a control or area of the form
ToolTip
Which control is used to display a short, customized help message for individual
ToolTip
Which control is used to display a short, customized help message for individual controls on a form?
Datagrid
Which control supports paging ?
System.Threading namespace does not contain this delegate.
Which delegate of System.Threading namespace points to any methods that
In lib.dll
Which delegate of System.Threading namespace points to any methods that take no argument and returns int?
KeyDown
Which event of form handles pressing a key
Name of machine, name of the database on that machine, required
Which information is included in a connection string
Marks a member as accessible limited to the current assembly, but not outside the assembly
Which is internal access modifier
An integer is number of affected rows
Which is return value of ExecuteNonQuery() method of a Command object
This
Which keyword is used when you wish to explicitly reference the fields and members of
sealed
Which keyword prevents your class from being inherited by another class?
Background threads
Which kind of threads is automatically killed when the application domain unloads?
ThreadPriority
Which member of System.Threading namespace is an enumeration
Render
Which method displays the custom control ?
Fill ( )
Which method do you invoke on the Data Adapter control to load your generated dataset?
UnLoad()
Which method is fired lastly during the page load
System.Web.Security
Which namespace allows us to formauthentication ?
System.Windows.Forms
Which namespace does the class ListView belong to
System.Web.Mail
Which namespace is VS.NET contains classes that help in constructing and sending emails
DataRelation
Which objects is used to create foreign key between tables?
asmx
Which of following extension does a Web service file will have?
public abstract class ClassA
Which of the following are correct statements for implementing an abstract class.
Open
Which of the following are not a member of Server Object ?
It is always executed unless its thread terminates
Which of the following are true about the finally clause of try-catch-finally statements?
For static methods, a callable entity consists of just a method. va Delegate types are implicitly sealed va It is not permissible to derive any type from a delegate type.
Which of the following are true with respect to delegates?
@void va _void va _var
Which of the following are valid identifiers?
Struct va Union
Which of the following are value types?
catch{}finally{}
Which of the following associations of try, catch and finally is INVALID?
Structures, Delegate,Methods,Classes...
Which of the following can be defined as generic
All of the others
Which of the following can be defined as generic? (Choose one answer)
csc /out:myAssembly.dll /target:library file1.cs file2.cs
Which of the following commands can be used to create assembly named "myAssembly" from the files "file1.cs and file2.cs"?
public event MyDelegate MyEvent;
Which of the following is a correct event that is based on the delegate named " MyDelegate"
private delegate int MyDelegate() ; va public delegate void MyDelegate() ;
Which of the following is a correct statement that defines a delegate?
class MyClass
Which of the following is a correct statement to declare the class "MyClass"?
Test() { } va Test(int a, int b){} va public Test(int a, int b){}
Which of the following is a legal constructor for the class Test.
int j=0;for(int k=0;j+k!=10;j++,k++){Console.WriteLine("j= {0} k={1}",j,k);}
Which of the following is a legal loop construction?
public virtual void Display(){}
Which of the following is a valid method declaration?
class A:B
Which of the following is a valid statement to implement class B in the class A.
_Class va @class va Class
Which of the following is a valid variable in C#?
Open
Which of the following is not a member of ADODBCommand object ?
Open
Which of the following is not a member of ConnectionObject ?
Cookies
Which of the following is not a valid state management tool?
3, 1, 2
Which of the following is the correct sequence to handle an event in C# ?1.Subscribe object2.Notify subscriber3.Define an event
protected int this[int var1] va public int this[int var1]
Which of the following is the correct syntax for declaring an indexer.
Custom controls are displayed correctly in VS.Net Designer
Which of the following is true ?
IsPostBack is a readonly property of System.Web.UI.Page class
Which of the following is true ?
Both A and C (C# va Visual Basic)
Which of the following languages can be used to write server side scripting in ASP.NET
Employee (){} va Employee(int empno){}
Which of the following methods can act as a constructor for the class "Employee" that is used to create an object?
Object(){}
Which of the following methods can act as a constructor for the class "Object" that is used to create an object?
public void methodA();
Which of the following methods can be called as an "operation"?
~myClass() { }
Which of the following methods can be used as a destructor for a class "myClass".
It must be assignable to the Exception type.
Which of the following must be true for the object thrown by a throw statement
SQLDataAdapter va OleDbDataAdapter va ADORecordSet
Which of the following objects can we use to read data from a Micorosoft SQL Server 2000 database? (choose all correct answers)
IsCLass va IsPublic va IsCOMObject
Which of the following properties does the Type class have?
The constructor must have the same name as that of the name of its class.
Which of the following sentences are true about Constructors?
Each field in the DataGrid is bound to a single column based on the DataSource va The DataGrid control display data in tabular format and optionally supports data editing
Which of the following statement with respect to Data Grid control are True? (Choose all correct answers)
An explicit interface member implementations can be abstract. va An explicit interface member implementations are permitted to call abstract methods.
Which of the following statements are correct?
A delegate can be thought of as a type-safe object-oriented function pointer. va It can handle only one method at a time. va It cannot be used for event handling.
Which of the following statements are true about delegates
It can be used to effectively find all the types in an assembly and/or dynamically invoke methods in an assembly. va It can at times even be used to emit Intermediate Language code on the fly so that the generated code can be executed directly.
Which of the following statements are true about the Reflection API?
Static constructors cannot take parameters. va Static constructors cannot be called explicitly.
Which of the following statements are true with respect to Static constructors.
A class has no other constructors than those that are actually declared in the class va Constructors are not inherited
Which of the following statements are true with respect to Static constructors?
Because methods are allowed to hide inherited methods, it is possible for a class to contain only one virtual method with the same signature. va For every virtual method inherited by or declared in a class, there exists a most derived mplementation of the method with respect to that class.
Which of the following statements are true with respect to a virtual method
Abstract event declarations are only permitted in abstract classes. va An overriding event declaration must specify the exact same accessibility modifiers, type, and name as the inherited event
Which of the following statements are true with respect to abstract functions?
Yes, by using DrawPolygon method of Graphics object
an we draw a hexagonal with GDI+
An implicit reference conversion exists from any array type to System.Array va The System.Array type is the abstract base type of all array types The members of an array are the members inherited from class System.Array.
Which of the following statements are true with respect to an Array type.
When an instance is destructed, the destructors in an inheritance chain are called in order, from most derived to least derived. va A class has no other destructors than those that are actually declared in the class.
Which of the following statements are true with respect to destructors?
Overloading of methods permits a struct, or interface to declare multiple methods with the same name, provided the signatures of the methods are all unique.
Which of the following statements are true with respect to overloading?
catch statement are examined in order in which they appear .
Which of the following statements are true with respect to try-catch block?
A static constructor is a member that implements the actions required to initialize a class. va A static constructor cannot have accessibility modifiers.
Which of the following statements are true?
Obtains Class and Type Information from an Assembly va Obtains Member Information from a Class va Dynamically Invokes Methods from Classes in an Assembly
Which of the following statements best illustrates the use of the Reflection API.
namespace Namespacename{ ----- ----}
Which of the following statements correctly declares a namespace?
In an interface the method name is fixed, whereas with a delegate only the signature is fixed. and Interface cannot be instantiated but delegates can be instantiated.
Which of the following statements correctly differentiates between delegate and an interface?
the overriding method must return void
Which of the following statements is correct for a method, which is overriding the following method: public void add(int a) {...}Select the most appropriate answer
An object is the instantiation of a class.
Which of the following statements is true?
System built on ADO.NET are intrinsically highly scaleable va When we use the DataSet object, ADO.NET is based on disconnected data access.
Which of the following statements with respect to ADO.Net are True? (Choose all correct answers)
class Object{ static void Main(){} }
Which of the following will execute without errors at compile time.
An instance of a type that is Serializable can be easily transmitted over the network, or stored in a file on the file system
Which of the statements on Serializable is true?
None
Which parameter modifier marks a parameter as passed by value
AcceptButton
Which property of Form allows to set the button on the Form that is clicked when user press the Enter key?
PasswordChar
Which property of TextBox control in Windows Forms application is used to create password input box?
Message
Which property of the Exception class specifiles textual information that indicates the reason for the error and provides possible resolutions?
The CLR is able to load and unload a formal process much quicker than Application Domains.
Which sentence about Application Domain is correct?
BufferedStream provides temporary storage for a stream of bytes that may be committed to storage at a later time.
Which sentence about BufferedStream is correct?
Connection object is used to establish a session with the data source.
Which sentence about Connection object is correct?
A DataSet is an in-memory representation of external data
Which sentence about DataSet is correct
Values of each GUI widget on the page are stored in a hidden form field.
Which sentence about ViewState is correct
WSDL is used to describe information about the web service | WSDL is used to describe information about the web service
Which sentence about WSDL is correct
Foreground threads have the ability to prevent the current application from terminating.
Which sentence about foreground threads is correct?
Classes from many namespaces can reside in one assembly.
Which sentence about namespace is correct?
Private assemblies reside in the same directory of application making use of them.
Which sentence about private assemblies is correct?
Shared assemblies are deployed to GAC.
Which sentence about shared assemblies is correct?
Strong name is used to uniquely identify the publisher of a .NET library
Which sentence about strong name is correct
The thread pool manages threads effciently by minimizing the number of threads that must be created, started, and stopped.
Which sentence about thread pool is correct?
A namespace is a logical compile-time mechanism
Which sentence is correct
An abstract class is a class that cannot be instantiated.
Which sentence is correct?
The code is illegal because of expression at line 4.
Which statement is true about the following code fragment?1. int j=2,a=1;2. switch(j){3. case 2: Console.WriteLine("Two");break;4.case 1+a: Console.WriteLine("Two Two"); break;5.default: Console.WriteLine(j);6.}
The output would be only the text "Two".
Which statement is true about the following code fragment?1. int j=2;2. switch(j){3. case 2: Console.WriteLine("Two");break;4. case 2+1: Console.WriteLine("Three");break;5. default : Console.WriteLine(j);}
output of this code is 0
arraylist arr1 = new arraylist();
no
assume that you create a web service by visual C# language. can you consume this web service by a client that is write in java language?
Title bar
by setting the Text property on the form, you will cause the value of the Textproperty to display on which part of the form?
Yes, by using DrawPolygon method of Graphics object
can we draw a hexagonal with GDI+
yes, we can by setting pooling=true in ADO.NET connection string
can we enable and disable connection pooling?
yes, but methods have to only one argument
can we use methods that have some arguments for a delegate?
yes, by setting value for "runat" property if html controls is "server"
can we work with server-side code on html controls?
The code will compile and run and the letter "A" will be written to the standard output.
char c='a';switch(c ){case 'a': Console.WriteLine("A");break;default: Console.WriteLine("Default");}What will happen if you attempt to compile and run code that includes this snippet?
ViewState persist the values of control | SessionState persist the data of particular user
choose 2 correct statements about the ViewState and SessionState
Server side code is executed at the server side... | client side code is executed on the IIS
choose 2-correct statements about Server-side and Client-Side codes?
a user control has an interface that can be completely edit | a user control is a server-side component that is shipped
choose correct statements about user controls
viewstate
choose the concept that is not related to asp.net security
X=1, Y=2
class A { public static int X = B.Y + 1; }class B { public static int Y = A.X + 1;static void Main() { Console.WriteLine("X = {0}, Y = {1}", A.X, B.Y); } }what will be the output of above code?
defabc
class Class1 { internal string field1; } Class Program { Class1 obj1 = new Class1();
No errors, but there is 1 warning.
class Mammal : Animal public string Name { get; set; }
The code will compile successfully and display following lines on the standard output: Hello Hello Hello
class Question{delegate void Delegate();static void Foo() {System.Console.WriteLine("Hello");}static void Main() {Delegate d = new Delegate(Foo);Question t=new Question();t.MultiCall(d,3);}void MultiCall(Delegate d, int count) {for (int i = 0; i < count; i++)d();}}What will be the output of above code when compiled/run?
The code generates a compile time error the code will compile successfully as the using-namespace-directive does not bring the name Inner itself into scope.
namespace Outer.Inner{class Wibble { }}namespace Test{using Outer.Inner;class SpecialWibble: Inner.Wibble { }}Which of the following statements are true about the above code?
ASCX
custom control created using C# need to be saved using the extension
0
datatable dt = new datatable()
compile error at line: display d1 = new display(displayHello)
delegate void Display();
compile error at line: display d1 = new display(displayHello);
display d1 = new display(displayHello);
2010
display<system.int32>(2010)
i=0 j=1 va i=0 j=2 va i=1 j=0
for(int i=0;i<2;i++){for(int j=0;j<3;j++){if(i==j) continue;}Console.WriteLine("i={0} j={1}",i,j);}Which lines would be the part of output?
we can use the add method of data table class
how can we add a row is in a data table object?
we cannot connect to SQl server database without using SQlconnection
how do we connect to SQL server database without using SQlconnection?
Use TextBox control with PasswordChar property is set a value
how do we create a control to enter password
session.abandon()
how do you explicitly kill a user's session
all of above
how do you manage state in ASP.Net Application
As much as you want
how many classes can a single .NET DLL contain?
set EnableClientScript to false
how to disable client side script in validation control?
focus
in Windows, specify the method to place the focus on the control
SetNextControl
in Winfroms, specify method used to specify the next control to be navigated according to the tab order
linklable
in windows form, ___is a command type control
delegate int Class1.Method42(int i);
public static int Method42(int i)
1,2
select the correct statements about ADO.Net:
calls post method on the test.aspx
select the output of the statement<form method = "post" action = "test.aspx">
event-driven
select the type processing model that ASP.NET simulate
yes, there is an error at line: input(ref s2)
static void input(ref string s1)
No is 02010
student s1 = new student("02010","Nguyen van a");
@cacheOutput
the ... directive is used to set the Caching duration of the output for a page
getdata
the ... object allows us to retrieve & manipulate data in the database
Connection
the ... object allows us to retrieve & manipulate data in the database.
from.get Request object
the ...method of the...object is used to retrieve the data in the form fields submitted by the user
server
the code will be process don web server when the run at attribute of the Script tag has the following value
required field validator
the control is used when a field a field must not be left banal
statement 3 is correct
the deactivate event occurs when the user switches away from the from and concentrates on other from
page.Init
the first event to be triggered in an .ASPX page is
page_init
the first event to be triggered in an .aspx page is
byte
the variable of which type is not signed number?
Register
the...directive is used to consume a created custom control
redirect, response
the...method of the...object is used to redirect the user to another page
DataAdapter
the___component is used to fetch the values from the data source to the DataSet and also to update the data source with the DataSet data
exception 2 finally
try {tryThis();return;} catch (DivideByZeroException x1) {System.Console.WriteLine("exception 1");return;} catch (Exception x2) {System.Console.WriteLine ("exception 2");return;} finally {System.Console.WriteLine ("finally");}What will appear in the standard output if tryThis() throws a 000000000FormatException?Select the one right answer.
catch finally
using System; class Program Console.WriteLine("catch"); Console.WriteLine("finally");
4
using System;class MyClass{int Var1=1; int Var2;public static void Main(){int LocalVar=3;MyClass m1=new MyClass(); Console.WriteLine(m1.Var1+m1.Var2+LocalVar);}}The output of above code will be:
5 va 8
using System;class Question{public static void Main(){for (int i=0;i<10;++i) {try{if(i%3==0) throw new Exception("E0");try{if(i%3==1) throw new Exception("E1");Console.WriteLine(i);}catch (Exception inner){i+=3;}finally {++i;}}//try1catch(Exception outer){i+=3;}finally {++i;}}}}Which of the following lines does the above program display?
The code will display 0.
using System;class Test {static void Main() {int @Main;int[] Static= new int[3];@Main =100*Static[1]; Console.WriteLine(@Main);}}What will be the output of above code?
4 va 5
using System;class Test{public static void Main(){for (int i=0;i<10;++i) {try{try{if(i%3==0) throw new Exception("Exception1");Console.WriteLine(i);}catch (Exception inner){i*=2;if(i%3==0) throw new Exception("Exception2");}finally {++i;}}catch (Exception outer){i+=3;}finally {--i;}}}}
The code will generate a compile time error.
using System;class Test{public static void Main(){int value =Int32.Parse("99953");double dval=Double.Parse("1.3433E+35");Console.WriteLine(value);Console.WriteLine(dval);}};What will be the output of above code when compiled/run?
The output of the code will be: 321123
using System;class Test{static void Main(){int[] Array1= {3,2,1};Display1(Array1);Array.Sort(Array1);Display1(Array1);}static void Display1(Array pArray){foreach(int t in pArray){Console.Write(t);} }}What will be the output of above code?
when the page is posted back...| it save the server-side value...| it allows the page to save...
what dose the "EnableViewState" property do?
omly the matching records from the two tables
what dose the following sql statement return, assuming that all tables and column names are correct?
CLR is a set of rules provided to ensure that products of compilers will work properly in .net
what is CLR?
UDDI is a language is used to describe a xml web service
what is UDDI?
Unified framework for rapidly building service-oriented application
what is WCF?
is used to describe information about web service
what is WSDL?
XML Http request object
what is at the heart of Ajax programming
the process of accepting credentials from a user and validating thoe credentials against a designated authority
what is authentication?
Anonymous
what is default authentication mode for lls?
fasle
what is default value of autoPostback property?
server.execute returns the execution back to the current page, and sever
what is different between server.execute and server.transfer
ASCX
what is extension of a web user control file
it is the code targeting the .NET runtime
what is managed code?
surround with
what is name of templates that wrap a block of selected statements within a relevant scope?
Uses standard Web protocols to communicate
what is not a characteristic of Web Service?
ajax-enable asp.net pages
what is not a component of ASp.net ajax sever framework?
to separate HTML layout and code different file
what is purpose of code behind
datatable dtOrder = new datatable("order");
what is the correct way of creating a data table in a dataset?
server-side technology
what is the kind of asp.net technology?
exit for the life of the current pace
what is the life span for items stored in view state
Microsoft Ajax library
what is the most important component of ASP.NET AJAX Client Framework?
just-in-time (JIT) compiler
what is the name of entity that compiles CIL code into meaningful cpu instruction?
IL
what is the output format of the file the C# compiler produces?
gets the server's machine name
what is the server.machine name does
32 bit long string
what is the size of the SessionID?
managed heap
what kind of memory where an object is allocated?
TheParent.mdiChild = Achild
what of the following is correct if we want to set the AChild form as a child from of the parent form named TheParent?
sqlCommand cmd = new sqlcommand("select * from student", con);
what of the followings is correct for creating a command object with the connection con?
inside tag in asp:Datagrid we set Text attribute to <%#DataBinder.Eval(Container.DataItem, "Col_Name")%>
what tags do you need to add within the asp:datagrid tags to bind colimns manually?
.NET assemblies are versioning, self-descrbing and configurable
which sentence about .NET assemblies is correct?
view state data can be transferred between asp.net web pages
which sentence about Asp.net view state is correct?
an HTML form is a named group of related UI elements used to gather used input
which sentence about HTML form is correct?
background thread are viewed by the CLR as expendable paths of execution
which sentence about background threads is correct?
an example of components is openFileDialog
which sentence about components is correct?
default context is used to group together .NET objects that have no specific or unique contextual needs
which sentence about default context is correct
you cannot change value of a session variable
which sentence about session variables is correct?
shared assemblies are *.dll files only
which sentence about shared assemblies is correct?
C# language dose not full support for interface-based programming techniques
which sentence is correct about C# language?
cannot convert implicitly from integer type to decimal type
which sentence is incorrect?
rangevalidator
which validation control is used to validate that the value of an input control is equal to a fixed constant?
a single session
who can access to sections state variables
false
winform is a class library that enable developers build web application
dsetl.writexml(@"D:\Scores.xml");dataset dset2 = new dataset(); dset2.readxml(@"D:\Scores.xml"); response.write(dset2.getxml());
you want to write the content of a dataset, dsetl, to a file Scores.xml
All of the above
32. How do you manage states in asp.net application
One Custom Control can be use in different project but not the same with User control
33. what is the difference between user control and custom control
SQLPermission
60. The object used by SQL connection to make Security Demands
Compile Time error
84. What is the out put of the following codebyte a=200;byte b=100;byte c=a+b;Response.Write ( C );
Request
96. Client Sertificate is a collection of
4
97. What section of the config.Web file is used for storing a list of authorized users?
2.0
98. What version of the javascript should be used for client side script
ODBC OLEB
ADO.NET provides features for accessing traditional databases like SQL Server
ODBC
ADO.NET provides features for accessing traditional databases like SQL Server as well as databases, which are accessed using ____.(choose all correct answers)
OLEDB + XML
ADO.Net.Provider features for accessing traditional database like SQL Server as well as databases , which are accessed using ___
name of method va Parameters va return type
Abstract methods holds only:
public va private va protected
Access Modifiers for variables in C# can be the following (Select all that apply)
KeyDown, KeyUp, KeyPress
Arrange the sequence in which the key events are triggered
There is nothing wrong with the statement.
Array X and Y have integer data types. If these arrays are initialized properly, what is wrong with the following statement?for(int var=0;var<0;++var){if(x[var]>100) break;if(x[var]<0) continue;x[var+1]=x[var]+y[var];}
The lines 1 and 4
Assume that BaseClass is a class. IFacel and IFace2 is interface Which of the following declarations is INVALID/"Line 1*/ class ImplDerivedClass: IFace2. BaseClass. IFacel { } /"Line 27class ImplClass: IFacel. IFace2 { } /"Line 37 class DerivedClass: BaseClass. IFacel { } /•Line 47 class DerivedClass: IFace2. IFacel. BaseClass { }
Compiles and definitely legal at runtime
Assume that Sub1 and Sub2 are both subclasses of class Super. Given the declarations: Super super = new Super(); Sub1 sub1 = new Sub1();Sub2 sub2 = new Sub2(); Which statement best describes the result of attempting to compile and execute the following statement: super = sub1;
Miss calling the DataBind() method of the page
Assume that a method named DataLoad is defined to makes a list of suppliers available by returning an ICollection interface. A Web page has a ListBox control named IbCustomers. The Page_Load event handler for the Web page contains this code: private void Page_Load(object sender, System.EventArgs e) { IbCustomers. DataSource = DataLoad(); IbCustomers. DataTextField = "CustomerName"; } The Web page opens without error, but no customer names are displayed. What is the problem?
public delegate bool Methodl(string si) ;
Assume that you wish to build a delegate that can point to any method that returns a bool value and takes a string as input parameter. What is corre ct syntax to declare this delegate?
Use the Disconnected Layer
Assume you wish show data of Customers table in a DataGridView control. What is the best manner to do it
RegularExpressionValidator
Assume you wish to check validation of E-mail data. Which validation control is the most suitable to do it
Parameterized
At least one _______ constructor must be declared to suppress the automatic generation of a default constructor.
No
Is it possible edit data in a repeater control
Compile error
System.Console.WriteLine("Hello {0}". yourName):
Compile error
System.Console.WriteLine("Number 1 is 1");
Panel
The ____control groups a set of controls within a non-labeled an scrollable frame
runtime error
console.writeline(dr.hasrows.tostring())
total rows of products table
console.writeline(dt.rows.count.tostring());
all of above
what data types do a range validator supports
stop the server process
what dose response,end will do
Add reference of dll file and place the code where ever required
99. How do you add ASP.Net 3rd party component
DataRow objects
... are used to retrieve values in the DataTable
DataSet
... is an object in which the data retrieved from the database can be stored.
session | server
... variable can be accessed by all the pages in the application
NET Framework class library , Common Language Runtime
.NET Framework has two main components, are
False
.NET is a whole new platform centered around the Intranet
Compilation error at line 3.
1. public class Q21 {2. int maxElements;3. void Q21() {4.maxElements = 100;5.(maxElements);6.}7.Q21(int i) {8.maxElements = i;9.System.out.println(maxElements);10. }[2.5]11. public static void Main() {12. Q21 a = new Q21();13.Q21 b = new Q21(999);14.}15.}
3,2,1
1.Place the assembly in the global assembly cache.2.Sign the assembly with the key pair.3.Create a key pair.Which of the following is a correct sequence to convert a Private assembly to a Shared assembly.
The code will compile successfully and the output of above code will be: Test.F
1.class Test{2.delegate void SimpleDelegate();3.static void F() {4.System.Console.WriteLine("Test.F");5.}6.static void Main() {7.SimpleDelegate d = new SimpleDelegate(F);8.d();9.}10.}What will be the output of above code when compiled/run?
The code will compile successfully.
1.class Test{2.public static void Main(){3.int i=0;4.char c='s';5.object[] objArray=new object[3];7.objArray[0]=i;8.objArray[0]=c;//new char();9.}10.}The above code is compiled and run. The possible error is:
The try block throws an exception hence the control goes to catch block but line number 11 and 12 does not produce the same output.
1.using System;2.class Test{3.public static void Main(){4.try{5.int p=10;6.Console.WriteLine("enter a number");7.int r=Int32.Parse(Console.ReadLine());8.p/=r;9.}10.catch(Exception e){11.Console.WriteLine(e);12.Console.WriteLine(Console.Error);13.}14.}15.}Above program is compiled and run.The user enters 0 when asked for the number.Does the code at line 11 and 12 displays the same output?
Longest answer
A command builder is only able to autogenerate SQL commands for use by a data adapter, if
method
A constructor is a special type of a _______ in a class.
Complex control
A custom control should you use to verify an authorized aplication user called as
Complex Control
A custom control should you use to verify an authorized aplication user called as _____
Callable entity
A delegate instance encapsulates one or more methods, each of which is referred to as a _________
Intermediate Language
A program in .NET is first compiled by the language specific compiler into
Server
A remote object is an object that runs on...
It issues an I/O request
A thread object will change to "Blocked" state, when ...
Website
A web application running on multiple servers is called as
.NET Data Provider | DataSets
ADO.NET has two core components, are
false
ADO.NET provides a single set of types that communicate
False
An assembly cannot be used in more than one application at a time.
IL Code and Resources
An assembly consists of Assembly Metadata. Type Metadata. _ and
False
An instance of a delegate type encapsulates one or more callable entities.
Abstract
Any class that contain one or more abstract methods must be declared as ____
Client side code is executed on the browser. Server side code is executed at the server side on IIS in ASP.NET framework.
Choose 2- correct statements about server-side and Client-side codes?
Namespaces
Classes in the Base Class Library are categorized into ______ based on their functionality
event subscribers
Clients can attach executable code for events by supplying ____________
String
Console.ReadLine() returns the input as a ________
0
Console.WriteLine(dtColumns.Count);
1
Console.WriteLine(o1.ToString());
No
Do we have to set value for a variable before using?
Yes, but only for inheritance from many interfaces.
Does C# support multi inherritance?(Choose the most correct answer)
Anchor
In Windows Form application,. which property is used to get or set the edges of the control is anchored to the edges of its container?
DialogResult
In Winfroms, ___ property is used to get or set value that is returned to the parent from when the button is clicked
Prelnit
In below events of page, which one is raised first
False
Indexers can have user-defined names
Hints + Properties
IntelliSence pops up a list of ___ that can be called on an onject
Properties
IntelliSence pops up a list of _____that can be called on an object
Class View
Presents a logical view of our work using an Explorer-like view of the classes, methods and properties
False
Private assemblies have no versioning policy.
Both Output Caching and DataCaching
Select the caching type supported by ASP.Net
Repeater
Select the control which does not have any visible interface
Commerce Server 2000 va Exchange 2000 Server
Select the core .NET Enterprise Servers
Transfers all the form data to test.aspx with HTTP headers
Select the output of the statement < form method=post action="test.aspx" >
Calendar
Select the service, which allows users to maintain their schedules thus facilitating timely and manageable interactions with other users.
RegularExpressionValidator
Select the validation control used for "PatternMatching"
System.Web.SessionState
Session Object classes are defined in which of the following namespace?
interact with the system environment
System namespace is used in the C# programs to:
2008
System.Console.WriteLine ("The value of x & y is : {0}". (x & y));
Command
The ... object allows us to rertrieve & manipulate data in the database.
TCP /IP va HTTP
The .NET platform is built on Internet Protocols such as _______ and _______
Reliability va Security va Manageability
The .NET platform is built on the following features of the Windows 2000 server family.(Select all that apply)
< asp:label >
The Asp.net server control, which provides an alternative way of displaying text on web page, is
Columns. Constraints
The DataTable structure is defined by its _ and _.
Common Language Runtime
The Following are the minimum requirement to run Asp.net pages?
System.Drawing
The Pen class belongs to the ____namespace and cannot be inherited
System.Array.Sort(Arraytosort)
The Syntax of a predefined Sort method is:
Console
The WriteLine method is a part of the ______ class
ToolTip
The ___ control is used to display text when the mouse points to a particular control
Load
The ____ event of the Form control is used to perform tasks such as allocatin
Load
The ____ event of the Form control is used to perform tasks such as allocating resources used by the form
LinkArea
The ____ property of the LinkLabel control is used to specity the text, which has to be displayed as a link.
An Assembly
The _____ package forms the basic unit of versioning.
Interface
The ______ declares a reference type that has abstract member only.
set
The ______ method is used to assign some value to a data member in a class.
System.Array
The _______ namespace provides the classes and methods for manipulating arrays.
System.Thread
The _______________ namespace contains classes useful for synchronization.
System
The ________namespace contains all code required to interact with the including the console output.
Object
The _______class is the ultimate base class for all data types.
Page_Init
The first event to be triggered in an aspx page is ...
in the <drive>:\WINNT\Assembly folder.
The global assemblies are saved in the _________
Reflection
The information about a class can be found out using ________
System.UI.Naming.Container
The interface used by ASP.Net to create Unique Id's?
@
The prefix ______ enables the use of keywords as identifiers, which is useful when interfacing with other programming languages.
sn -k key1.snkcsc /out:pri.dll /target:library file2.cs /a .keyfile:key.snkgautil -I pri.dll
The programmer has an assembly named pri.dll which other programmer also wants used the same assembly. Which of the following are the correct statements when executed will satisfy the above needs.
DataType[] arrayname;
The syntax for declaring array is:
csc /out:<assembly name>/target:library <filename1 filename2..>
The syntax to create an assembly file is:
Delegate
The type of event declaration must be of ... type.
Event
The type of event declaration must be of _________ type.
ListBox
The types of list box supported in Winforms are
Multi-language
The unique feature of .NET is the ___________support that it provides
False
The value of the HelpButton property is ignored if the maximize of minimize boxes are shown
False
The value of the HelpButton property is ignored if the maximize of minimize boxes are shown.
Report View
The view types supported in Winforms are
QueryPageSettings
The____ event of the PrintDocument class is triggered immediately before each PrintPage event ocurs
DataSource
The____property of a DataGrid control, allow filling various kinds of data in a DataGrid including data from a DataSet, DataViewManager, Arrays, Lists etc
Enumerations are a handy programming construct that allows to group name/value pairs.
What are enumerations?
Single Cast delegate va Multi Cast delegate.
Two types of delegates are:
Block and Unblock
We can use ... and ... methods to ensure that application-level variables are not updated by more than one user simultaneously
Legal at compile and runtime
We have the following organization of classes.class Parent { } class DerivedOne :Parent { } class DerivedTwo :Parent { }Which of the following statements is correct for the followingexpression.Parent p = new Parent();DerivedOne d1 = new DerivedOne();DerivedTwo d2 = new DerivedTwo();p = d1;
(a) incorrect, (b) correct
We have two sentences: ADO.NET provides a single set of types that communicate with multiple database management systems (DBMSs). ADO.NET supports multiple data providers, each of which is optimized to interact with a specific DBMS
XML and SOAP
Web service technology is based on what?
HTML controls
What are NOT Web Server controls?
A discovery service, a description service and a transport protocol
What are building blocks of an XML Web service
VBScript and JavaScript
What are client-side script languages
The code will compile successfully and outputs will be:1 2
What output does the code below generate when compiled/run?1.class Employee{2.public int EmployeeId;3.public static Employee getEmpId(int EmpId){4.Employee emp=new Employee();5.emp.EmployeeId=EmpId;6.return(emp);7.}8.}9.class Test{10.public static void Main(){11.Employee[] emps=new Employee[2];12.emps[0]=Employee.getEmpId(1);13.emps[1]=Employee.getEmpId(2);14.foreach(Employee e in emps)15.System.Console.WriteLine(e.EmployeeId);16.}}
Both of I and II statements are correct
What statement in the followings is correct I. The instance properties and methods are those, which are common to all the instances of the class. II. The shared properties and methods are those, which are specific to a particular instance.
break
What statement is used to completely abort the execution of a loop?
The code compiles and "5, Sub" is printed on the standard output.
What will be printed to standard output?class Super{public int index = 5;public virtual void printVal() {System.Console.WriteLine( "Super" );}}class Sub : Super{int index = 2;public override void printVal() {System.Console.WriteLine( "Sub" );}}public class Runner {public static void Main( ) {Super sup = new Sub();System.Console.WriteLine( sup.index + "," );sup.printVal();}}
The code will compile successfully and output will be ProgrammingInc#
What will be the output of the code below when compiled/run?1.class Test {2.public static void Print(object[] arr){3.foreach(object p in arr)4.System.Console.WriteLine(p);5.}6.public static void Main(){7.string s="Programming in c#";8.char[] separator={' '};9.string[] words=s.Split(separator);10.Print(words);11.}}
Two
What would be the output of the following code fragment?int x=0,y=4,z=5;if(x<2)if(y<4){Console.WriteLine("One");}else {Console.WriteLine("Two");}else if(z>5){Console.WriteLine("Three");}else {Console.WriteLine("Four");}
Clears all Headers from the buffer stream
Whats is the significance of Response.ClearHeaders( ) ?
Maps the specified virtual path to a physical path
Whats the significance of Request.MapPath( ) ?
It s invoked when the stack does not have sufficient memory to allocate a requested object
Whe n is the garbage collector invoked?
DataReader Connection Command
When a Data Form is created using the Data Form Wizard
OleDbDataReader va OleDbConnection va OleDbCommand
When a Data Form is created using the Data Form Wizard, which of the following classes are used by default?(Choose all correct answers)
Unqualified name
When a class is used inside its namespace, the _______ of that class is used.
All the options mentioned
Within the namespace we can declare following:
many constructor | only one destructor
a class can have
is create with the new operator
a delegate object
false
a given application domain can have only thread executing with it at any given time
compile error
base.display()
Dir ["S"]="SMITH"; Dir ["M"]="MARTIN";
class Question{public Hashtable Directory = new Hashtable();public string this[string Person] {get {return (string) Directory[Person];}set {Directory[Person] = value;}}}class Test {static void Main() {Question Dir = new Question();// Add code here. . . . . . . .}}Two persons named SMITH and MARTIN are to be added in the directory created above. To achieve this which of the following are the valid statements that can be added in the space specified in the code above?
The code will compile successfully and output the following text:In Try In Finally
class Question{public static void Main(){Function1();}static void Function1(){try{System.Console.WriteLine("In Try");return;}finally{System.Console.WriteLine("In Finally");}}}What will be the output of above code when compile/run?
False, True
class Room{int number=0;public bool isEmpty(){return (number>0);}}class StaffRoom: Room{int number=10;public new bool isEmpty(){return (number>0);}public static void Main() {Room R1=new StaffRoom();System.Console.WriteLine(R1.isEmpty());StaffRoom R2=new StaffRoom();System.Console.WriteLine(R2.isEmpty());}}The output of above code will be:
Init A A.F Init B B.F
class Test{ static void Main() { A.F(); B.F(); } }class A { static A() //static constructor{ Console.WriteLine("Init A"); }public static void F() { Console.WriteLine("A.F"); } }class B { static B() { Console.WriteLine("Init B"); }public static void F() { Console.WriteLine("B.F"); } }
0
class Test{static void Main() {int[] Array1= {3,2,1};int i=Array.IndexOf(Array1,3);Console.WriteLine(i);}}What will be the output of above code
Hello
given the following code segment, what is the output? string s ="Hello"; string r; r = s; r+="World!"; System.Console.WriteLine(s);
this code has error at line : h.name = "nguyen van a"
h.name = "nguyen van a";
compile error
int x = 2009;
GG() va FF()
interface IMethods { void F(); void G(); }abstract class C: IMethods { void IMethods.F() { FF(); }void IMethods.G() { GG(); }protected abstract void FF();protected abstract void GG(); }Consider the above code.The non-abstract that derive from C will have to implement:
compile error at line: void display()
interface animal
one, two, three must be interfaces.
interface intA: one, two,three{ }Which of the following statements are true for the above code?
commandArgument property | controlToValidate property
name two properties common in every validation control?
runtime error
object o1 = n1;
multiple interface
public class A:B,C,D{ }The above code represents ______
runtime error
sqlconnection cn = new sqlconnection();
compile error
system.data.sqlclient.sqlcommand cmd = cn.createcommand()
runtime error
system.data.sqlclient.sqlconnection cn = new system.data.sqlclient.sqlconnection()
1
the number of forms that can be add to an ASPX page is
Group Name
the property of the Radio Button control restricts the users to select only one option from a give set of options
all of above
to add a custom control to web form, we have to register with
The code will generate a compilation error, as parent class does not have a display method with one argument.
using System;public class Parent {public virtual void Display(){Console.WriteLine("100"); }}public class Child1:Parent {public override void Display(){Console.WriteLine("1000");}public void Display(int i){Console.WriteLine("{0}",i);}}public static void Main() {Parent p =new Child1();p.Display();p.Display(90);}}What will be the output of above code when compile/run?
The output of the code will be:1000 1000
using System;public class Parent {public virtual void Display(){Console.WriteLine("100"); }}public class Child1:Parent {public override void Display(){Console.WriteLine("1000");}}public class Child2:Parent {public override void Display(){Console.WriteLine("1000");}public static void Main() {Child1 c1=new Child1();Child2 c2=new Child2();Parent p=c2;c1.Display();p.Display();}}will be the output of above code when compile/run?
is valid
validity a page can be checked using the ... propertied
sentence 1 is correct, sentence 2 is not correct
vbscript and javascript are client-side script codes
lock and unlock
we can use...and...methods to ensure that application level variables are not update more than one user simultaneously
preRender(), Load(), Init(), unload()
what 4-methods are fired during the page load?
uniqueConstraint | foreignKeyConstraint
what are kinds of constraint in ADO.NET?
Extension methods | Automatic properties
what are new language enhancements in Visual Studio 2008?
after the web form loads
when the user control's code is executed
executeNonQuery
when update an existing record in one table of database, should we use which method of command objects?
it is available to any sub-class derived from base class
where is a protected class-level variable available?
Control
which class is the base class for all the controls that can be used in Windows Forms?
listbox
which control is a kind of value setting controls?
lable
which control is not used to receice information?
helpProvider
which control is used to link an html file the WinForms application?
textbox
which control is usually used to input text
session_start()
which event handler is fired when a new user logs on to your application?
selectedIndexChanged
which event is raised when user choose in item in combobox control?
unload
which event of the page type is fired lastly when loading the page?
Is postback is read only property of system.web.UI.page class
which is the following sentence is true
prerender()
which method is fired lastly during the page load?
SqlCommandBuilder
which object is used to automatically generate commands
command
which object provides access to the provider's data reader object?
a collection of datarow object
which object represents the actual data of a datatable?
cookies
which of following field is not valid state management tool
execute
which of following is not member of response object
aspx
which of the following extension dose a web service file will have?
execute
which of the following is not a member of response object?
dock
which property of control type is used to get a widget should be attached to which side (or side) of a form
top
which property of control type is used to set a widget should be attached to which side (or sides) of a form?
cancelbutton
which property of the form type sets the button on the form that is clicked then user press the esc key?
LCID
which property of the session object is used to set the local identifier
destructor of student class | destructor of human class
~human()
