System Analysis and Design - Section 3 Multiple Questions and Answers.




31.A square symbols
A. defines a source or destination of system data
B. identifies data flow
C. represents a process that transforms incoming data flow(s) into outgoing data flows
D. is a data store-data at rest, or a temporary repository of data

32.A pseudocode is
A. a machine code
B. a computer generated random number
C. a protocol used in data communication
D. an easy way to communicate the logic of a program, in English like statements

33.During system study, data can be collected through
A. questionnaires
B. interviews
C. on-site observations
D. All of the above

34.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

35.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

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