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July 25, 2014

Computer Knowledge Practice Tests for Competitive Exams

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  1. ____________ is an artificial language designed to communicate instructions to a computer
    1. Programming Language
    2. Machine Language
    3. Software Language
    4. None of the above

  2. Machine language sometimes also referred as the ______________
    1. Binary Language
    2. High Language
    3. Middle level Language
    4. None of the above

  3. In ____________  language, instead of using numbers, programmers began using English like abbreviations (Mnemonics) to represent the elementary operations. 
    1. Machine Language
    2. Mnemonics Language
    3. Assembly Level Language
    4. None of the above

  4. BASIC stands for
    1. Beginners All Purpose Symbolic Instruction Code
    2.  Beginners All Symbolic Instruction Code
    3. Beginners All Purpose Systematic Instruction Code
    4. Beginners All Programs Symbolic Instruction Code

  5. COBOL is an acronym for ____________
    1. Computer Business Oriented Language
    2. Common Business Oriented Language
    3. Common Business Operated Language
    4. Common Business Organized Language

  6. The program that comprises the ___________ are called system software
    1. Operating System
    2. Application Software
    3. Development Software
    4. None of the above

  7. Match the following sets
    • Set 1 :
      • A : YOTTA
      • B : PETA
      • C : TERA
      • D : GIGA
    • Set 2 :
      • W : 2^50
      • X : 2^40
      • Y : 2^30
      • Z : 2^80
    1. A-Z, B-W, C-X, D-Y
    2. A-X, B-W, C-Y, D-Z
    3. A-W, B-X, C-Y, D-Z
    4. A-X, B-W, C-Z, D-Y

  8. A bit can hold the value ___________________
    1. 1 byte
    2. 8 bits
    3. 0 or 1
    4. None of the above

  9. When was the first CPU introduced (first Microprocessor the Intel 4004)
    1. 1961
    2. 1971
    3. 1981
    4. 1991

  10. Which of the following is NOT part of a computer chip's job ?
    1. Performing mathematical operations
    2. Moving data from one memory location to another
    3. Starting up the computer
    4. Storing the data

  11. ____________ translates the semantic instructions developed by programmers into the machine language
    1. Assembler
    2. Interpreter
    3. Loader
    4. Compiler

  12. An airline reservation network would most likely to be in a _________ topology
    1. Star
    2. Bus
    3. Ring
    4. Mesh

  13. ______________ takes one line, checks it for errors and then executes it
    1. Assembler
    2. Interpreter
    3. Loader
    4. Compiler

  14. What kind of memory is both static and non-volatile ?
    1. RAM
    2. ROM
    3. BIOS
    4. CACHE

  15. Where does most data go first with in a computer memory hierarchy ?
    1.  RAM
    2. ROM
    3. BIOS
    4. CACHE

  16. The path that data travels between two computers is NOT called a ?
    1. Communication channel
    2. Communication link
    3. Communication bridge
    4. None of the above

  17. A modem is used to __________
    1. Change incoming analog signals to digital signals and outgoing digital signals to analog signals
    2. Connect two computers using telephone lines
    3. Both 1 and 2
    4. None of the above

  18. To move a copy of a file from one computer to another over a communication channel is called ?
    1. File Transfer
    2. File Encryption
    3. File Modification
    4. None of the above

  19. LAN stands for 
    1. Local Area Network
    2. Local and Networks
    3. Language Area Network
    4. Limited Area Network

  20. Match the following sets :
    • Set 1 :
      • A : LAN
      • B : WAN
      • C : MAN
    • Set 2 :
      • X : No entry restriction and No geographical limitations
      • Y : Entry is restricted and limited to geographical area
      • Z : Entry is restricted and No geographical limitation
    1. A-Y, B-X, C-Z
    2. A-Y, B-Z, C-X
    3. A-Z, B-Y, C-X
    4. A-X, B-Y, C-Z

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