Computer Science - System Analysis and Design

41. 

A common reason for changing an information system is

A. new requirements
B. new technology
C. problems in the existing system
D. All of the above
E. None of the above

Answer: Option D

Explanation:

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42. 

Which of the following statements is true

A. a parallel run involves two different terminals accessing a common database
B. Computers are essential for Systems Analysis
C. Flow of information in an organization is always vertical
D. a system flowchart is not a part of a program documentation package
E. None of the above

Answer: Option D

Explanation:

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43. 

The four icons used in building Data Flow Diagram are

A. Flow, Source, Store, Process
B. Flow, Process, Source, Store
C. Flow, Process, Source/Destination, Store
D. Source, Process, Destination, Store
E. None of the above

Answer: Option C

Explanation:

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44. 

Structured programming involves

A. functional modularization
B. decentralization of program activity
C. localization of errors
D. centralized processing
E. None of the above

Answer: Option A

Explanation:

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45. 

What type of software is most useful in financial planning and calculation?

A. graphics
B. communication
C. database
D. spreadsheet
E. None of the above

Answer: Option D

Explanation:

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