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Computer Aptitude

COMPUTER FUNDAMENTAL MCQs

Fundamental And Concepts Of Computer

Total Questions : 1289 | Page 78 of 129 pages
Question 771. A hand-held device for optically reading bar codes on goods, labels & shelves is
  1.    Wand
  2.    Touch tablet
  3.    Mouse
  4.    Light pen
  5.    None of the above
 Discuss Question
Answer: Option A. -> Wand
Question 772. In analog computer
  1.    Input is first converted to digital form
  2.    Input is never converted to digital form
  3.    Output is displayed in digital form
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option B. -> Input is never converted to digital form
Question 773. The decimal equivalent of the binary number 11100001111 is
  1.    1806
  2.    1807
  3.    2806
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option B. -> 1807
Question 774. A disk storage medium in the form of an assembly containing a single rigid magnetic disk permenently is
  1.    fixed disk
  2.    disk cartridge
  3.    card punch
  4.    card reader
  5.    None of the above
 Discuss Question
Answer: Option B. -> disk cartridge
Question 775. The benefit of using computers are that
  1.    Computers are very fast and can store huge amounts of data
  2.    Computers produce accurate output even when the input is incorrect
  3.    Computers are designed to the inflexible
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option A. -> Computers are very fast and can store huge amounts of data
Question 776. Which is a Common-Business oriented language.
  1.    SNOBOL
  2.    BASIC
  3.    COBOL
  4.    C
  5.    None of the above
 Discuss Question
Answer: Option C. -> COBOL
Question 777. Software instructions intended to satisfy a user's specific processing needs are called _____.
  1.    Systems software
  2.    A microcomputer
  3.    Documentation
  4.    Applications software
  5.    All of the above
 Discuss Question
Answer: Option D. -> Applications software
Question 778. Which of the following file organizations is most efficient for a file with a high degree of file activity?
  1.    sequential
  2.    ISAM
  3.    VSAM
  4.    B-Tree index
  5.    All of the above
 Discuss Question
Answer: Option A. -> sequential
Question 779. What is the name of the reading device which mades use of photosensors and laser technologies to interpret printed, typed or even hand-written data directly from the source documents?
  1.    MICR
  2.    OCR
  3.    Mark-sensing device
  4.    ATM
  5.    None of the above
 Discuss Question
Answer: Option B. -> OCR
Question 780. A(n) ____ device is any device that provides information which is sent to the CPU.
  1.    input
  2.    output
  3.    CPU
  4.    memory
  5.    storage
 Discuss Question
Answer: Option A. -> input

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