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Computer Aptitude

COMPUTER FUNDAMENTAL MCQs

Fundamental And Concepts Of Computer

Total Questions : 1289 | Page 4 of 129 pages
Question 31. A small film-plate which is used for microfilming the output from a microcomputer screen is called
  1.    microfilm
  2.    microfiche
  3.    film card
  4.    COM
  5.    None of the above
 Discuss Question
Answer: Option B. -> microfiche
Question 32. Continuous line drawing are produced using
  1.    Chain printers
  2.    Daisy wheel printers
  3.    Plotters
  4.    Thermal devices
  5.    None of the above
 Discuss Question
Answer: Option C. -> Plotters
Question 33. The ALU and control unit of most of the microcomputers are combined and manufactured on a single silicon chip. What is it called?
  1.    Monochip
  2.    Microprocessor
  3.    ALU
  4.    Control Unit
  5.    None of the above
 Discuss Question
Answer: Option B. -> Microprocessor
Question 34. Storage on PC allows you to store files until something erases it, but memory loses its contents whenever its _____ is lost
  1.    static
  2.    disk space
  3.    power
  4.    both A and B
  5.    None of the above
 Discuss Question
Answer: Option C. -> power
Question 35. Which of the following registers is loaded with the contents of the memory location pointed by the PC?
  1.    Memory Address Register
  2.    Memory Data Register
  3.    Instruction Register
  4.    Program Counter
  5.    None of the above
 Discuss Question
Answer: Option C. -> Instruction Register
Question 36. One byte can be used to encode any integer between 'O' and -inclusive
  1.    16
  2.    256
  3.    128
  4.    255
  5.    None of the above
 Discuss Question
Answer: Option D. -> 255
Question 37. Why is the width of the data bus so important to the processing speed of a computer?
  1.    The narrower it is, the greater the computer's processing speed
  2.    The wider it is, the more data that can fit into main memory
  3.    The wider it is, the greater the computer's processing speed
  4.    The wider it is, the slower the computer's processing speed
  5.    The data bus isn't important to the processing speed of a computer
 Discuss Question
Answer: Option C. -> The wider it is, the greater the computer's processing speed
Question 38. How many types of storage loops exist in magnetic bubble memory?
  1.    8
  2.    4
  3.    16
  4.    2
  5.    None of the above
 Discuss Question
Answer: Option D. -> 2
Question 39. The function of CPU is
  1.    to provide a hard copy
  2.    to read, interpret and process the information and instruction
  3.    to communicate with the operator
  4.    to provide external storage of text
  5.    None of the above
 Discuss Question
Answer: Option B. -> to read, interpret and process the information and instruction
Question 40. The bubbles in a bubble memory pack are created with the help of?
  1.    Laser beam
  2.    Magnetic field
  3.    Electric field
  4.    X-ray
  5.    None of the above
 Discuss Question
Answer: Option B. -> Magnetic field

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