Computer Aptitude

COMPUTER FUNDAMENTAL MCQs

Fundamental And Concepts Of Computer

Total Questions : 1289 | Page 91 of 129 pages
Question 901. The 2's complement number of 110010 is
  1.    1101
  2.    110011
  3.    10011
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option E. -> None of the above
Question 902. The purpose of an application program is to
  1.    Convert program written in high level language to machine language
  2.    Meet specific user needs
  3.    Allow the operating system to control resources better
  4.    Make off-line equpment run better
  5.    None of the above
 Discuss Question
Answer: Option B. -> Meet specific user needs
Question 903. Which of the following translate back from machine code something resembling the source language
  1.    Interpreter
  2.    Compiler
  3.    Assembler
  4.    Decompiler
  5.    None of the above
 Discuss Question
Answer: Option D. -> Decompiler
Question 904. The octal equivalent of the number 11010.1011 is
  1.    32.54
  2.    63.51
  3.    32.27
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option A. -> 32.54
Question 905. Serial access memories are useful in applications where
  1.    data consists of numbers
  2.    short access time is required
  3.    each stored word is processed differently
  4.    data naturally needs to flow in and out in serial form
  5.    None of the above
 Discuss Question
Answer: Option D. -> data naturally needs to flow in and out in serial form
Question 906. A six - digit card field used for postal ZIP codes is defined as
  1.    A letter field
  2.    An alphabetic field
  3.    A numeric field
  4.    An alphanumeric field
  5.    None of the above
 Discuss Question
Answer: Option C. -> A numeric field
Question 907. Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?
  1.    Napier
  2.    Babbage
  3.    Pascal
  4.    Leibnitz
  5.    None of the above
 Discuss Question
Answer: Option D. -> Leibnitz
Question 908. Which of the following can store information in the form of microscopic pits on metal disks.
  1.    Laser disks
  2.    Tape cassettes
  3.    RAM cartridge
  4.    Punched cards
  5.    None of the above
 Discuss Question
Answer: Option A. -> Laser disks
Question 909. A device for converting handwritten impressions into coded characters & positional coordinates for input to a computer is
  1.    Touch panel
  2.    Mouse
  3.    Wand
  4.    Writing tablet
  5.    None of the above
 Discuss Question
Answer: Option D. -> Writing tablet
Question 910. A storage system for small amounts of data is
  1.    Magnetic card
  2.    Magnetic tape
  3.    Punched card
  4.    Optical mark reader
  5.    None of the above
 Discuss Question
Answer: Option A. -> Magnetic card

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