QN1. A structure chart is a sequential representation of program design.
True
False
Answer
Answer: True
QN2. A feasibility study generally culminates in deciding whether to proceed further or not.
True
False
Answer
Answer: True
QN3. In a logical DFD, the flows are restricted to show the movement of data only.
True
False
Answer
Answer: True
QN4. System maintenance is a part of the high cycle of an Information system.
True
False
Answer
Answer: True
QN5. Screen formats and report layouts need not have the concurrence of the users.
True
False
Answer
Answer: False
QN6. Data flow diagrams are useful in representing the decision process in the system.
True
False
Answer
Answer: True
QN7. Data flow diagrams are drawn only as a part of a system design document and have no relevance at the stage of system analysis.
True
False
Answer
Answer: False
QN8. In decision tables, for each rule, there can be more than one condition being true.
True
False
Answer
Answer: True
QN9. Feasibility study should always be carried out before embarking on system analysis and design.
True
False
Answer
Answer: True
QN10. Only a programmer can conduct a system study.
True
False
Answer
Answer: False
QN11. When a file has both random and sequential processing requirements, index sequential file is the best choice.
True
False
Answer
Answer: True
QN12. The real time system is also a particular case of an on line system.
True
False
Answer
Answer: False
QN13. Sequential files are slower than indexed files in all situations.
True
False
Answer
Answer: True
QN14. Indexed files can also have more than one index key.
True
False
Answer
Answer: False
QN15. Data store reflects a Data structure at rest however, data flow is a data £a structure in motion.
True
False
Answer
Answer: True
QN16. Data flow diagrams do contain decision tree.
True
False
Answer
Answer: True
QN17. Data stores collect only temporary data.
True
False
Answer
Answer: True
QN18. Indexed sequential file organization combines the advantages of sequential and direct files.
True
False
Answer
Answer: True
QN19. A sequential file is one in which the records are stored in some sequence.
True
False
Answer
Answer: True
QN20. Output refers to the results and information that are generated by the system.
True
False
Answer
Answer: True
QN21. A parallel run involves two different terminals accessing a common database.
True
False
Answer
Answer: True
QN22. On line data entry will avoid all data errors.
True
False
Answer
Answer: False
QN23. System implementation should begin only after system acceptance.
True
False
Answer
Answer: True
QN24. Parallel runs should be used for system acceptance.
True
False
Answer
Answer: True
QN25. If various modules have been tested thoroughly the need for time for carrying inventory is reduced.
True
False
Answer
Answer: True
QN26. Systems development can cease after proto-typing.
True
False
Answer
Answer: False
QN27. Unit testing tests the programs making up the system.
True
False
Answer
Answer: True
QN28. Greater risk is associated with a pilot approach than with a parallel approach.
True
False
Answer
Answer: False
QN29. An airline reservation system is a batch processing system.
True
False
Answer
Answer: True
QN30. Pro-typing of a large software helps in identifying and defining requirement before design.
True
False
Answer
Answer: False
QN31. The first step in systems development life cycle is:
a. Preliminary investigation and design
b. System design
c. Database design
d. None of the above
Answer
Answer: a. Preliminary investigation and design
QN32. To which phase, of SDLC, is file conversion related?
a. System Analysis
b. System design
c. System implementation
d. None of the above
Answer
Answer: b. System design
QN33. Documentation is prepared at the time of
a. Commencing the study
b. At every stage
c. Completion of the design
d. Completion of implementation
Answer
Answer: b. At every stage
QN34. Structured programming involves:
a. Functional modularization
b. Localization of errors
c. Decentralization of program
d. All of the above
Answer
Answer: d. All of the above
QN35. Which of the following appropriately explains the desirable characteristics of a good system design?
a. Modular approach
b. Proper documentation
c. Either (a) or (b)
d. Both (I) and (ii)
Answer
Answer: d. Both (I) and (ii)
QN36. Which of the following is not a tool for application proto-typing?
a. Third generation language
b. Report generator
c. Screen generator
d. Application generator
Answer
Answer: b. Report generator
QN37. The records in a file on magnetic tape
a. Have to be arranged in a key sequence
b. Can only be accessed serially
c. One for backup
d. Can not be transferred to disk file
Answer
Answer: a. Have to be arranged in a key sequence
QN38. Which of the following is not considered a tool at the system design phase?
a. Data Flow Diagram
b. Decision table
c. System flow chart
d. Pie chart
Answer
Answer: d. Pie chart
QN39. In Proto-typing the following are used:
a. Screen generator
b. Input generator
c. Application generator
d. All the above
Answer
Answer: d. All the above
QN40. Following does not form part of inventory system:
a. ABC Analysis
b. Reorder level
c. Employee master
d. All of the above
Answer
Answer: c. Employee master
