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Computer Aptitude

COMPUTER FUNDAMENTAL MCQs

Fundamental And Concepts Of Computer

Total Questions : 1289 | Page 50 of 129 pages
Question 491. What is the name given to the specialized storage element in the processor unit of a computer which is used as a "scratch pad" during processing operations?
  1.    storage register
  2.    primary memory
  3.    cache memory
  4.    accumulator
  5.    None of the above
 Discuss Question
Answer: Option C. -> cache memory
Question 492. A large number of computers in a wide geographical area can be efficiently connected using
  1.    Twisted pair lines
  2.    Coaxial cables
  3.    Communications satellites
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option C. -> Communications satellites
Question 493. Which of the following statements is true?
  1.    Analysts usually work alone and sometimes as part of a team
  2.    Most systems projects are completed in 6 to 12 weeks
  3.    An analyst's primary concern is the development of software
  4.    Analysts evaluate data flow through an organization
  5.    None of the above
 Discuss Question
Answer: Option D. -> Analysts evaluate data flow through an organization
Question 494. Which of the following is not an advantage of magnetic disk storage?
  1.    The access time of magnetic disk is much less than that of magnetic tape
  2.    Disk storage is longer lasting than magnetic tape
  3.    Disk storage is less expensive than tape storage
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option E. -> None of the above
Question 495. An advantage of blocking a tape is that
  1.    additional processing time is consumed
  2.    the direct file method can be emulated
  3.    tapes contain less data and longer tapes
  4.    less tape is used to store the same amount of data
  5.    None of the above
 Discuss Question
Answer: Option D. -> less tape is used to store the same amount of data
Question 496. Perforated paper used as input or output media is known as
  1.    Paper tape
  2.    Magnetic tape
  3.    Punched paper tape
  4.    Card punch
  5.    None of the above
 Discuss Question
Answer: Option A. -> Paper tape
Question 497. What is the byte capacity of a drum which is 5 inch high, 10 inch diameter, and which has 60 tracks per inch and bit density of 800 bits per inch?
  1.    942000 bytes
  2.    9712478 bytes
  3.    192300 bytes
  4.    14384 bytes
  5.    None of the above
 Discuss Question
Answer: Option A. -> 942000 bytes
Question 498. Ethernet uses
  1.    Bus topology
  2.    Ring topology
  3.    Star topology
  4.    Tree topology
  5.    None of the above
 Discuss Question
Answer: Option A. -> Bus topology
Question 499. What is the latest write-once optical storage media?
  1.    Digital paper
  2.    Magneto-optical disk
  3.    WORM disk
  4.    CD-ROM disk
  5.    None of the above
 Discuss Question
Answer: Option A. -> Digital paper
Question 500. The data processing job expected to further decrease in the 1996s is that of:
  1.    Keypuncher
  2.    Data entry clerk
  3.    Computer operator
  4.    Programmer
  5.    None of the above
 Discuss Question
Answer: Option A. -> Keypuncher

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