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MCQs

Total Questions : 532 | Page 15 of 54 pages
Question 141. Where one has to process all the data records in a file, the best tile organization is
  1.    Indexed
  2.    sequential
  3.    direct access
  4.    random access
  5.    None of the above
 Discuss Question
Answer: Option B. -> sequential
Question 142. An open rectangle
  1.    defines a source or destination of system data
  2.    identifies data flow
  3.    represents a process that transforms incoming data flow(s) into outgoing data flows
  4.    is a data store-data at rest, or a temporary repository of data
  5.    None of the above
 Discuss Question
Answer: Option D. -> is a data store-data at rest, or a temporary repository of data
Question 143. The feasibilities studied in preliminary investigation is (are):
  1.    technical feasibility
  2.    economic feasibility
  3.    operational feasibility
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option D. -> All of the above
Question 144. Branch mark programs are best characterized as
  1.    Simulator programs
  2.    Hallmarking
  3.    Actual system programs
  4.    Vendor software for applications
  5.    None of the above
 Discuss Question
Answer: Option B. -> Hallmarking
Question 145. Conversion method in which users, being used to an old system, continue to use the old system, alongside the new system, is
  1.    multi processing
  2.    multitasking
  3.    parallel run
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option C. -> parallel run
Question 146. A programmer reviews the accuracy of an algorithm by _____ it.
  1.    Analyzing
  2.    Coding
  3.    Desk-checking
  4.    Planning
  5.    None of the above
 Discuss Question
Answer: Option C. -> Desk-checking
Question 147. Sequential organization
  1.    means storing records in contiguous blocks according to a key.
  2.    Stores records sequentially but uses an index to locate records
  3.    uses an index for each key type
  4.    has records placed randomly throughout the file
  5.    None of the above
 Discuss Question
Answer: Option A. -> means storing records in contiguous blocks according to a key.
Question 148. Which of the following systems implementation approaches should be used if you want to run the old system and the new system at the same time for a specified period?
  1.    direct
  2.    pilot
  3.    phased
  4.    parallel
  5.    None of the above
 Discuss Question
Answer: Option D. -> parallel
Question 149. On the feasibility committee, department representatives serve as
  1.    ready source of information
  2.    liason to their departments
  3.    direct users of the new system
  4.    both (a) and (c)
  5.    None of the above
 Discuss Question
Answer: Option A. -> ready source of information
Question 150. A _____ is software that is designed for drawing diagrams of information systems, writing process specifications, and maintaining data dictionaries.
  1.    System Development Life Cycle
  2.    CASE tool
  3.    Phased Conversion
  4.    Success factors
  5.    Move of the above.
 Discuss Question
Answer: Option B. -> CASE tool

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