Interview questions

Computer interview questions – page 104

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  1. In programming, repeating some code is usually called ___

    1. A.Looping
    2. B.Compiling
    3. C.Structure
    4. D.Control structure
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    A. Looping

  2. The first character of the variable name

    1. A.May be a number
    2. B.Must be an alphabet
    3. C.Must be an underscore
    4. D.Must be an alphabet or underscore
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    D. Must be an alphabet or underscore

  3. In which header file are the library functions used for I/O purpose kept?

    1. A.stdio.h
    2. B.math.h
    3. C.stdio.h or math.h
    4. D.none of these
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    A. stdio.h

  4. Which of the following is not a common feature of software applications?

    1. A.Search
    2. B.Help
    3. C.Windows
    4. D.Menus
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    C. Windows

  5. Which of the following is not a binary number?

    1. A.001
    2. B.101
    3. C.110
    4. D.202
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    D. 202

  6. Each location in a memory has a unique number called its ____ address.

    1. A.Bus
    2. B.Local
    3. C.Register
    4. D.Memory
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    D. Memory

  7. The main memory is also known as ____ memory.

    1. A.Auxiliary
    2. B.Permanent
    3. C.Secondary
    4. D.Primary
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    D. Primary

  8. The digital camera is an input device mainly used to ___ images.

    1. A.Capture
    2. B.Convert
    3. C.Connect
    4. D.None
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    A. Capture

  9. _____ is called the father of today's computer.

    1. A.John Napier
    2. B.Blaise Pascal
    3. C.William Oughtred
    4. D.Charles Babbage
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    D. Charles Babbage

  10. The Napier's Bone was invented by

    1. A.J.L. Baird
    2. B.Thomson
    3. C.Pascal
    4. D.John Napier
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    D. John Napier

  11. Which purpose computers are used for any type of application?

    1. A.Specific
    2. B.Special
    3. C.General
    4. D.All
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    C. General

  12. The KIPS is used to measure the speed of ___

    1. A.Tape drive
    2. B.Printer
    3. C.Disk Drive
    4. D.Processor
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    D. Processor

  13. The ___ was invented by William Oughtred.

    1. A.Wheel calculator
    2. B.Napier's Bone
    3. C.Calculator
    4. D.Slide rule
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    D. Slide rule

  14. A program that works like a calculator for keeping track of money and making budgets ___

    1. A.Spreadsheet
    2. B.Keyboard
    3. C.Scholastic
    4. D.Calculator
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    A. Spreadsheet

  15. Which switch should be used in the DIR command to view files in a directories?

    1. A./P
    2. B./S
    3. C./W
    4. D./L
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    B. /S

  16. ___ allow communications between the user and the computer.

    1. A.CPU
    2. B.Input devices
    3. C.Memory
    4. D.None
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    B. Input devices

  17. Line printer is also used to print on ___ stationeries to prepare copies of a document.

    1. A.Double
    2. B.Multipart
    3. C.Cut sheet
    4. D.Single part
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    B. Multipart

  18. The ___ components include input devices, processor, storage devices and output devices.

    1. A.Software
    2. B.Hardware
    3. C.Firmware
    4. D.Liveware
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    B. Hardware

  19. Almost every C program begins with the statement

    1. A.# include <stdio.h>
    2. B.Print f( )
    3. C.SCAN( )
    4. D.Main( )
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    A. # include <stdio.h>

  20. The two operators && and || are

    1. A.Relational operators
    2. B.Equality operators
    3. C.Arithmetic operators
    4. D.Logical operators
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    D. Logical operators

  21. A variable that holds the memory address of another object is called

    1. A.Memory variable
    2. B.Constant
    3. C.Pointer
    4. D.Integer
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    C. Pointer

  22. Enumeration is a

    1. A.Set of legal values possible for a variable
    2. B.List of operators
    3. C.List of strings
    4. D.Set of numbers
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    A. Set of legal values possible for a variable

  23. In C, square brackets [ ] are used in

    1. A.Statements
    2. B.Functions
    3. C.Arrays
    4. D.Pointer
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    C. Arrays

  24. Main( ) is an example of

    1. A.Header
    2. B.Statement
    3. C.User defined function
    4. D.Library function
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    C. User defined function

  25. By default, any real number in 'C' is treated as

    1. A.depends upon memory model that you are using
    2. B.a long double
    3. C.a double
    4. D.a float
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    C. a double

  26. Which of the following operators in 'C' programming language takes only integer operands?

    1. A.+
    2. B.*
    3. C./
    4. D.%
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    D. %

  27. An identifier in C

    1. A.can obtain both upper case and lower case
    2. B.is made up of letters numerals and the underscore
    3. C.is a name of thing such as variable and function
    4. D.all of these
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    D. all of these

  28. Which of the following is a storage class specification in C?

    1. A.static
    2. B.automatic
    3. C.external
    4. D.all of these
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    D. all of these

  29. The first generation computers used ___ for memory.

    1. A.Magnetic circuitry
    2. B.Magnetic drums
    3. C.Magnetic buses
    4. D.Magnetic tubes
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    B. Magnetic drums

  30. ____ is defined as un-processed collection of raw of facts.

    1. A.Information
    2. B.Field
    3. C.Data
    4. D.Record
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    C. Data

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