Computer Science - System Analysis and Design

46. 

Backup and recovery procedures are primarily implemented to

A. handle the contingency when a file gets corrupted
B. to provide data redundancy
C. to show different versions of data and programs
D. All of the above
E. None of the above

Answer: Option A

Explanation:

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47. 

A Decision - Table is

A. a way of representing the information flow
B. a way of representing multiple conditions
C. a ways to get an accurate picture of the system
D. All of the above
E. None of the above

Answer: Option B

Explanation:

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48. 

A system analyst designs a new system by

A. identifying sub systems and the interfaces between sub systems
B. adopting a developed system to the present environment
C. developing the system as a large, single unit
D. propose alternatives to the current system
E. None of the above

Answer: Option A

Explanation:

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49. 

"User friendly" computers have ensured that

A. management requires no system analysis and design.
B. programmers are no longer needed
C. structured programming is not needed
D. All of the above
E. None of the above

Answer: Option E

Explanation:

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50. 

Mistakes made in the requirements analysis stage show up in

A. System design
B. System development
C. System testing
D. System implementation
E. None of the above

Answer: Option D

Explanation:

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