Visual Basic - Chapter 3

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An access key is a key that you press in combination with the ___________________ key to access a control such as a button quickly.

Alt

The ________________________ function converts an expression to an integer

CInt

The ________________________ format string, when passed to the ToString method, produces a number in Currency format.

Currency

A __________________ structure allows a program to execute some statements only under certain circumstances.

Decision

A control whose Visible property is set to False still receives the focus. True or False

False

A local variable may be accessed by any other procedure in the same Form file. True or False

False

A named constant's value can be changed by a programming statement while the program is running. True or False

False

A variable's scope is the time during which the variable exists in memory. True or False

False

The CDbl function converts a number to a string. True or False

False

The string concatenation operator automatically inserts a space between the joined strings. True or False

False

To group controls in a group box, add the controls to a form first, then draw the group box around them. True or False

False

When a string variable is created in memory, Visual Basic assigns it the initial value of 0. True or False

False

While single-stepping through an application's code in debugging mode, the highlighted execution point is the line of code that has already executed. True or False

False

You can cause a control to be skipped in the tab order by setting its TabPosition property to False. True or False

False

A(n) __________ _____________ appears as a rectangular border with an optional title.

Group Box

When Option Strict is set to _________________, only widening conversions are permitted.

On

You can modify the tab order by changing a control's ________________________ property.

TabIndex

If you do not want a control to receive the focus when the user presses the [Tab] key, set its ________________________ property to False.

TabStop

The __________ control allows you to capture input the user has typed on the keyboard.

TextBox

A runtime error will occur if you assign a negative value to the TabIndex property in code. True or False

True

A variable declared inside a procedure is only visible to statements inside the same procedure. True or False

True

GroupBox and Label controls have a TabIndex property, but they are skipped in the tab order. True or False

True

If the CInt function cannot convert its argument, it causes a runtime error. True or False

True

Only controls capable of receiving input, such as TextBox and Button controls, may have the focus. True or False

True

The TextBox control's Text property holds the text entered by the user into the TextBox control at runtime. True or False

True

The multiplication operator has higher precedence than the addition operator. True or False

True

The statement lblMessage.BackColor = Color.Green will set lblMessage control's background color to green. True or False

True

When you assign an access key to a button, the user can trigger a Click event by typing [Alt] + the access key character. True or False

True

You can access a TextBox control's Text property in code. True or False

True

You can change the same property for multiple controls simultaneously. True or False

True

You can select multiple controls simultaneously with the mouse. True or False

True

Boolean expressions can only be evaluated as ___________________ or ___________________.

True or False

A(n) ________________________ is information that is being passed to a function.

argument

A(n) ________________________ is a line of code that causes a running application to pause execution and enter break mode.

breakpoint

A variable's _____________________ determines whether a variable can hold a string, an integer, a date, or some other kind of data.

declaration

A(n) ___________________ is a Boolean variable that signals when some condition exists in the program.

flag

The control that has the ________________________ is the one that receives the user's keyboard input or mouse clicks.

focus

A(n) ________________________ is a specialized routine that performs a specific operation and then returns a value.

function

A form's ____________ ____________ procedure executes each time a form loads into memory.

load event

A(n) _________________ variable is declared inside a procedure.

local

A(n) ___________ _____________ is like a variable whose content is read-only; it cannot be changed while the program is running.

named constant

When two operators share an operand, the operator with the highest ________________________ executes first.

precedence

A(n) ___________________ operator determines if a specific relationship exists between two values.

relational

___________ _____________ means that one string is appended to another

string concatenation

The order in which controls receive the focus is called the ________ _____________

tab order

You define a button's access key through its ________________________ property.

text

__________________ is a commonly used prefix for TextBox control names.

txt

A(n) ___________ _____________ error is generated anytime a nonnumeric value that cannot be automatically converted to a numeric value is assigned to a numeric variable or property

type conversion

A(n) ____________ is a storage location in the computer's memory, used for holding information while the program is running.

variable

A(n) _________________ is a statement that causes Visual Basic to create a variable in memory.

variable declaration


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