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Computer Aptitude

BASICS OF HARDWARE AND SOFTWARE MCQs

Total Questions : 319 | Page 3 of 32 pages
Question 21. Which of the following peripheral devices displays information to a user?
  1.    Monitor
  2.    Keyboard
  3.    Secondary storage devices
  4.    Secondary storage media
  5.    None of these
 Discuss Question
Answer: Option A. -> Monitor
Question 22. In 2nd Complement a number which is subtracted from other number is known as.............
  1.    Minuend
  2.    Subtrahend
  3.    Carry
  4.    All of this
  5.    None of these
 Discuss Question
Answer: Option B. -> Subtrahend
Question 23. A method of implementing a memory management system is
  1.    All of the above
  2.    Bridgeware
  3.    Broadband coaxial system
  4.    Buddy system
  5.    None of these
 Discuss Question
Answer: Option D. -> Buddy system
Question 24. What type of computer chips are said to be volatile?
  1.    ROM chips
  2.    RAM chips
  3.    DRAM
  4.    All of the above
  5.    None of these –
 Discuss Question
Answer: Option B. -> RAM chips
Question 25. The computer follows a simple principle called GIGO which means:
  1.    garbage in garbage out
  2.    garbage input good output
  3.    great instructions great output
  4.    good input good output.
  5.    None of these
 Discuss Question
Answer: Option A. -> garbage in garbage out
Question 26. Which of the Following holds the ROM, CPU, RAM and expansion cards "
  1.    Hard disk
  2.    Floppy disk
  3.    All of the above
  4.    Mother board
  5.    None of these
 Discuss Question
Answer: Option D. -> Mother board
Question 27. Where is the disk put to enable the computer to read it?
  1.    Disk drive
  2.    Memory
  3.    CPU
  4.    ALU
  5.    None of these
 Discuss Question
Answer: Option A. -> Disk drive
Question 28. A laser printer does NOT use?
  1.    A photoconductive drum
  2.    A print head
  3.    A laser beam
  4.    All of the above
  5.    None of these
 Discuss Question
Answer: Option B. -> A print head
Question 29. If an 8-bit integer has a maximum of 256 possible values, what is the highest possible value of a 16 bit integer?
  1.    512
  2.    257
  3.    65536
  4.    65535
  5.    None of these
 Discuss Question
Answer: Option D. -> 65535
Question 30. Operating system
  1.    Provides a layered, user-friendly interface .
  2.    Link a program with the subroutines it references
  3.    Enables a programmer to draw a flowchart
  4.    All of the above
  5.    None of these
 Discuss Question
Answer: Option B. -> Link a program with the subroutines it references

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