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Computer Aptitude

COMPUTER FUNDAMENTAL MCQs

Fundamental And Concepts Of Computer

Total Questions : 1289 | Page 26 of 129 pages
Question 251. A dot-matrix printer
  1.    is an input device
  2.    is an output device
  3.    cannot print alphabet
  4.    has a speed of 1000 cps
  5.    None of the above
 Discuss Question
Answer: Option B. -> is an output device
Question 252. What was the name of the first commercially available micro-processor chip?
  1.    Intel 8008
  2.    Intel 8080
  3.    Intel 4004
  4.    Motorola 6809
  5.    None of the above
 Discuss Question
Answer: Option C. -> Intel 4004
Question 253. The term "memory" applies to which one of the following
  1.    Logic
  2.    Storage
  3.    Control
  4.    Input device
  5.    None of the above
 Discuss Question
Answer: Option B. -> Storage
Question 254. A new technology which provides the ability to create an artificial world and have people interact with it is called
  1.    televirtuality
  2.    virtual reality
  3.    alternative reality
  4.    3-D reality
  5.    None of the above
 Discuss Question
Answer: Option B. -> virtual reality
Question 255. The working principles of today's computers were provided by an English mathematician
  1.    Charles Babbage
  2.    Dr. Hollerith
  3.    Donald Reach
  4.    Ken Reider
  5.    None of the above
 Discuss Question
Answer: Option A. -> Charles Babbage
Question 256. The proper definition of a modern digital computer is
  1.    an electronic automated machine that can solve problems involving words and numbers
  2.    a more sophisticated and modified electronic pocket calculator
  3.    any machine that can perform mathematical operations
  4.    a machine that works on binary code
  5.    None of the above
 Discuss Question
Answer: Option A. -> an electronic automated machine that can solve problems involving words and numbers
Question 257. Data systems for planning are often called
  1.    decision analysis systems
  2.    planning analysis systems
  3.    decision support systems
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option C. -> decision support systems
Question 258. Which of the following is not used as secondary storage
  1.    Semiconductor memory
  2.    Magnetic disks
  3.    Magnetic drums
  4.    Magnetic tapes
  5.    None of the above
 Discuss Question
Answer: Option A. -> Semiconductor memory
Question 259. A magnetic tape volume that is used on a data processing operation without any change to its contents is
  1.    Magnetic disk
  2.    Punched paper tape
  3.    Master tape
  4.    Card reader
  5.    None of the above
 Discuss Question
Answer: Option C. -> Master tape
Question 260. A device that can accept data, hold them&deliver them on demand at a later time is known as
  1.    Buffer
  2.    Memory
  3.    CPU
  4.    Register
  5.    None of the above
 Discuss Question
Answer: Option B. -> Memory

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