Computer Science - System Analysis and Design

36. 

Which of the following represents processor activities, methods, and procedures in a data flow diagram?

A. datagram
B. actigram
C. feed back
D. flow chart
E. None of the above

Answer: Option C

Explanation:

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37. 

Conversion method in which users, being used to an old system, continue to use the old system, along with the new system, is

A. Multiprocessing
B. Multitasking
C. Parallel run
D. All of the above
E. None of the above

Answer: Option C

Explanation:

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38. 

The person communicating with the manager to identify information needs is the

A. executive vice-president
B. vice- president of information system
C. programmer
D. system analyst
E. None of the above

Answer: Option D

Explanation:

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39. 

The systems have been classified in different ways

A. physical or abstract
B. open or closed
C. man-made information system
D. All of the above

Answer: Option D

Explanation:

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40. 

Which of the following' is NOT a characteristic of good test data?

A. should be comprehensive
B. users do not participate at this preliminary stage
C. every statement should be executed
D. expected output from the module's execution should be determined manually
E. None of the above

Answer: Option B

Explanation:

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