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July 14, 2017

Computer Knowledge MCQs for Competitive Exams - From Previous Papers

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  1. The word "Computer" comes form the word "Compute", which means ______________
    1. to assume
    2. to input
    3. to combine
    4. to calculate
    5. to add
  2. Computer is a / an
    1. monitoring device
    2. input device
    3. electronic device
    4. battery
    5. none of these
  3. ______________ is the father of computer
    1. Ada Byron
    2. Charles Babbage
    3. Blaise Pascal
    4. Herman Hollerith
    5. None of these
  4. IBM stands for
    1. Integrated Business Machine
    2. International Business Machine
    3. Internal Business Machine 
    4. Indian Business Machine
    5. None of these
  5. Who is the chief of Microsoft 
    1. Babbage
    2. Bill Gates
    3. Bill Clinton
    4. Bush
    5. None of these
  6. IBM was provided software for PCs by ______________
    1. Microsoft
    2. Apple
    3. NASA
    4. All of these
    5. None of these
  7. The first microprocessor was developed in 1971 by ______________
    1. Apple
    2. NASA
    3. Intel
    4. All of these
    5. None of these
  8. A Personal Computer is a ______________
    1. Mainframe Computer
    2. Supercomputer
    3. Mini Computer
    4. Micro Computer
    5. None of these
  9. First Mechanical calculator
    1. Abacus
    2. Napier's Bones
    3. Pascaline
    4. Stepped Reckoner
    5. None of these
  10. A computer is a / an _____________ device [SBI Clerks 2007, Allahabad Bank Assistants 2010]
    1. calculating
    2. electronic
    3. electrical
    4. all of these
    5. none of these
  11. An electronic device,  operating under the control of instructions that can accept and process the data, produce output and store the results for future use. [SBI Clerks 2011]
    1. Input
    2. Computer
    3. Software
    4. Hardware
    5. None of these
  12. Input, Output and processing devices grouped together present a (n) [SBI clerk 2009]
    1. mobile device
    2. information processing system
    3. circuit board
    4. computer system
    5. none of these
  13. A computer consists of [Allahabad Bank Clerk, 2009]
    1. a central processing unit
    2. a memory
    3. input and output units
    4. all of the above
    5. none of the above
  14. Computer gathers data, which means that they allow users to ______________ data. [SBI Clerk 2012]
    1. present
    2. input
    3. output
    4. store
    5. none of these
  15. _______________ is processed by the computer into information 
    1. numbers
    2. processor
    3. input
    4. data
    5. none of these
  16. Computer is a device which processes or transforms data into useful ______________ [SBI Clerks 2009]
    1. program
    2. information
    3. input
    4. instruction
    5. none of these
  17. Processed data is retrieved from computer with the help of a ______________ device
    1. output
    2. input
    3. CPU
    4. RAM
    5. Software
  18. Information on a computer is stored as [Allahabad Bank Clerk 2009]
    1. analog data
    2. digital data
    3. modem data
    4. hybrid data
    5. none of these
  19. The smallest unit of information, a computer can understand and process is known as [SSC CHSL 2010]
    1. digit
    2. byte
    3. megabyte
    4. bit
  20. Any component of computer you can see and touch is [SBI clerk 2012]
    1. software
    2. peripheral
    3. storage
    4. CPU
    5. hardware
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