System Analysis And Design(Computer Science ) Questions and Answers

Question 1. System Study involves
  1.    study of an existing system
  2.    documenting the existing system.
  3.    identifying current deficiencies and establishing new goals
  4.    All of the above
  5.    None of the above
Explanation:-
Answer: Option D. -> All of the above
Question 2. The primary tool used in structured design is a:
  1.    structure chart
  2.    data-flow diagram
  3.    program flowchart
  4.    module
  5.    None of the above
Explanation:-
Answer: Option A. -> structure chart
Question 3. In Prototyping
  1.    BASIC is used
  2.    COBOL is used
  3.    4GLs are used
  4.    system is documented
  5.    None of the above
Explanation:-
Answer: Option C. -> 4GLs are used
Question 4. In a _____ one module of the new information system is activates at a time.
  1.    System Development Life Cycle
  2.    CASE tool
  3.    Phased Conversion
  4.    Success factors
  5.    None of the above.
Explanation:-
Answer: Option C. -> Phased Conversion
Question 5. The step-by-step instructions that solve a problem are called _____.
  1.    An algorithm
  2.    A list
  3.    A plan
  4.    A sequential structure
  5.    None of the above
Explanation:-
Answer: Option A. -> An algorithm
Question 6. The approach used in top-down analysis and design is
  1.    to identify the top level functions by combining many smaller components into a single entity
  2.    to prepare flow charts after programming has been completed
  3.    to identify a top level function an d then create a hierarchy of lower-level modules and components.
  4.    All of the above
  5.    None of the above
Explanation:-
Answer: Option C. -> to identify a top level function an d then create a hierarchy of lower-level modules and components.
Question 7. Which of the following is not a factor in the failure of the systems developments projects?
  1.    size of the company
  2.    inadequate user involvement
  3.    failure of systems integration
  4.    continuation of a project that should have been cancelled
  5.    None of the above
Explanation:-
Answer: Option A. -> size of the company
Question 8. A Ring, refers to a record chain, the last of which refers to the first record, in the chain, is called a/an
  1.    addressing
  2.    location
  3.    pointer
  4.    loop
  5.    None of the above
Explanation:-
Answer: Option C. -> pointer
Question 9. The primary tool used in structured design is a:
  1.    data-flow diagram
  2.    module
  3.    structure chart
  4.    program flowchart
  5.    None of the above
Explanation:-
Answer: Option C. -> structure chart
Question 10. A problem's _____ will answer the question, "What information will the computer need to know in order to either print or display the output times?"
  1.    Input
  2.    Output
  3.    Processing
  4.    Purpose
  5.    None of the above
Explanation:-
Answer: Option A. -> Input
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