System Analysis and Design – Section 3

31. Advantages of Relational Database Management systems are

A. Flexibility, of relating different logical files
B. Security controls can be more easily implemented.
C. Data independence since it allows the database to grow by adding new attributes and relations.
D. All of the above
E. None of the above

Correct Answer: D. All of the above

32. A turnkey package includes

A. software
B. hardware
C. training
D. All of the above
E. None of the above

Correct Answer: D. All of the above

33. 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
E. None of the above

Correct Answer: A. defines a source or destination of system data

34. 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
E. None of the above

Correct Answer: D. an easy way to communicate the logic of a program, in English like statement

35. During system study, data can be collected through

A. questionnaires
B. interviews
C. on-site observations
D. All of the above
E. None of the above

Correct Answer: D. All of the above

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