System Analysis CH 8,9,10,11,12

Which of these sorting procedures can introduce bias into information?

- alphabetical - chronological - cost

A default value on a GUI screen may be used for:

- drop-down lists - radio buttons - check boxes

Which of the following may be created by transforming an XML document?

- printed output - web pages - output for mobiles - portable document formats (PDF

Process logic may be represented as

- structured English - decision table - decision tree or formula

How many columns would a table with seven conditions with yes or no alternatives have?

128 2^(# of conditions)

On an activity diagram, what is used to show partitioning?

A swimlane.

In order to use structured English, which convention is not advisable?

Blank a line and indent blocks of statements to show their hierarchy.

A template that the analyst may use when beginning to model or talk about the system from an O-O perspective is called a:

CRC card

Which of the following is not one of the six most commonly used UML diagrams

CRC card relationship diagram.

Which of the following is a structural diagram?

Class diagram

When iteration is indicated for an element or a group of elements in the data dictionary:

DO WHILE, DO UNTIL, or PERFORM UNTIL structured English statements must be included.

What is a reference work of data about data compiled by systems analysts?

Data Dictionary

Which of the following is not one of the main components of UML?

Entities

Which of the following is not contained in the repository?

Generated Computer Code

Which of the following fields do not take up any space on the Web page, and can contain only a name and a value?

Hidden fields

Which is not a guideline for display screen design?

Keep the screen simple.

Unlike the decision tree used in management science, what doesn't the analyst's tree contain?

Outcomes

Which of the following is not a form of electronic output?

Report

Which of the following is the main goal of the object-oriented approach?

Reusablility

Which of these is not an objective of designing output?

Sell the user on current forms

Which of the following is not a way to store and retransmit data from a Web page

Store the data in a message queue

Objects are part of a general concept called classes.

True

Which is the correct choice?

Use decision trees when the sequence of conditions and actions is critical.

In general, if many people need copies of output, which of these is the best alternative?

Web-based documents

When classes are involved in inheritance, another name for a child class is:

a derived class

Data structures are described using ________ notation.

algebraic

An analyst may develop the data flow diagram using a top-down method by using

algebraic notation and structural records.

When selection is indicated for elements in the data dictionary:

an IF...THEN...ELSE structure must be present in the structured English statements.

Which of these does not focus on the relationship between the system analyst and the user with respect to output?

awareness of the sources of bias

Which of the following is used when more than one choice may be selected?

check box

Which of the following is included in a physical data structure?

codes that identify the status of a master record

Well-designed input forms and display screens should meet all of the following objectives EXCEPT

ease of use

What does this symbol represent [ ]?

either/or alternative

When determining the length for elements:

figure the amount of a numeric element and add a few characters for reasonable expansion

Which is not one of the top five most legible combinations of foreground lettering on background?

green on black

In a text box, such as found in Microsoft Access, character data should be aligned on the ________ and numeric data on the ________.

left, right

Process specifications are sometimes called ________, because they are a small portion of the total project specifications

minispaces

Which of the following is not a good situation for using video clips?

monitoring employee behaviors

Elements on a data flow going into or out from a data store

must be contained by the data store.

Which leaves a stub behind as a record when separated?

perforated form

Primitive process specifications are not produced for:

processes for which pre-written code already exists.

Which of the following is used to select data that is mutually exclusive?

radio button

Which are not useful design elements to make forms attractive?

regular spacing between lines

Push technology is used to:

send solicited or unsolicited information to a customer.

Which graphical user interface screen element is used to select data that has continuous values?

sliders

Planning the ________ of a Web site is one of the most important steps in developing a professional Web site.

structure

An advantage that pull technology has is:

the document may by mounted on the Web

On a sequence diagram, a lateral bar or vertical rectangle is used to represent

the focus of control, when an object is busy doing things.

Which of these serves as both input and output?

turnaround documents

A goal of producing process specifications is to:

validate the system design, including data flow diagrams and the data dictionary