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IT-Specialist-Officer-Expected-Questions-ANSWER-Set6




1……………includes the review of existing procedure and information flow.

A.      Feasibility study
B.      Feasibility report
C.      System design
D.      System analysis

2.A rectangle in a DFD represents…………

A.      A process
B.      Data store
C.      External entity
D.      Input Unit

3………………system consists of programs, data files and documentation.

A.      Conceptual
B.      Logical
C.      Physical
D.      None of these

4.The data flow diagram is the basic component of…………system

A.      Conceptual
B.      Logical
C.      Physical
D.      None

5. In ……… system the interaction between various subsystems cannot be defined with certainty

A.      Open System
B.      Deterministic system
C.      Probabilistic system
D.      Closed system

6 A …………. Is a tabular method for describing the logic of decision to be taken

A.      Decision table
B.      Decision tree
C.      Decision method
D.      None

7………..phase is a time consuming and yet a very crucial phase

A.      Feasibility study
B.      Requirement phase
C.      Analysis  phase
D.      Testing phase

8. With …….a page is brought into the main memory only when the reference is made to a location on that page.

A.      Prepaging
B.      Demand paging
C.      Post paging
D.      Main paging

9……………is a large operating system core provides a wide range of services

A.      Monolithic kernel
B.      Micro kernel
C.      Macro kernel
D.      None

10. A direct method of deadlock prevention is to prevent the occurrences of………………

A.      Mutual exclusion
B.      Hold and wait
C.      Circular wait
D.      No preemption




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