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Computer Aptitude

COMPUTER FUNDAMENTAL MCQs

Fundamental And Concepts Of Computer

Total Questions : 1289 | Page 76 of 129 pages
Question 751. A printed document reader which scans the characters and then encodes them in a computer-compatible code for direct transmission to the computer is called
  1.    Optical character reader
  2.    Kurzweil Data Entry Machine (KDEM)
  3.    MICR
  4.    Laser scanner
  5.    None of the above
 Discuss Question
Answer: Option B. -> Kurzweil Data Entry Machine (KDEM)
Question 752. In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of a register?
  1.    Absolute mode
  2.    Indirect mode
  3.    Immediate mode
  4.    Index mode
  5.    None of the above
 Discuss Question
Answer: Option D. -> Index mode
Question 753. The term gigabyte refers to
  1.    1024 bytes
  2.    1024 kilobytes
  3.    1024 megabytes
  4.    1024 gigabytes
  5.    None of the above
 Discuss Question
Answer: Option C. -> 1024 megabytes
Question 754. The CPU chip used in a computer is partially made out of
  1.    silica
  2.    carbon
  3.    copper
  4.    gold
  5.    silver
 Discuss Question
Answer: Option A. -> silica
Question 755. Accessing records from a file directly without searching from the beginning of the file is
  1.    Time sharing
  2.    Random
  3.    Direct access
  4.    Access time
  5.    None of the above
 Discuss Question
Answer: Option C. -> Direct access
Question 756. Which of the following best describes a computer-based information system?
  1.    A system in which a computer is used to turn data into information
  2.    Inputting data
  3.    Processing data
  4.    Performing complex mathematical calculations
  5.    Data is put into the computer for processing
 Discuss Question
Answer: Option A. -> A system in which a computer is used to turn data into information
Question 757. When did IBM close the last of its punched card manufacturing plant?
  1.    June, 1989
  2.    December, 1984
  3.    March, 1982
  4.    November, 1979
  5.    None of the above
 Discuss Question
Answer: Option B. -> December, 1984
Question 758. The monitor of a computer is connected to it by a
  1.    Wire
  2.    Cable
  3.    Bus
  4.    Line driver
  5.    Modem
 Discuss Question
Answer: Option B. -> Cable
Question 759. In a punched card system, data is processed by a
  1.    keypunch machine, sorter, and posting machine
  2.    accounting machine, posting machine, and billing machine
  3.    sorter, posting machine, and billing machine
  4.    accounting machine, keypunch machine, and sorter
  5.    None of the above
 Discuss Question
Answer: Option D. -> accounting machine, keypunch machine, and sorter
Question 760. A single bus structure is primarily found in
  1.    Main frames
  2.    Super computers
  3.    High performance machines
  4.    Mini-and micro-computers
  5.    None of the above
 Discuss Question
Answer: Option D. -> Mini-and micro-computers

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