Number Systems One Mark Questions

11th Standard

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Computer Applications

Time : 00:30:00 Hrs
Total Marks : 15
    15 x 1 = 15
  1. Which refers to the number of bits processed by a computer's CPU?

    (a)

    Byte

    (b)

    Nibble

    (c)

    Word length

    (d)

    Bit

  2. How many bytes does 1 KiloByte contain?

    (a)

    1000

    (b)

    8

    (c)

    4

    (d)

    1024

  3. How many characters can be handled in Binary Coded Decimal System?

    (a)

    64

    (b)

    255

    (c)

    256

    (d)

    128

  4. For 11012 what is the Hexadecimal equivalent?

    (a)

    F

    (b)

    E

    (c)

    D

    (d)

    B

  5. What is the 1's complement of 00100110?

    (a)

    00100110

    (b)

    11011001

    (c)

    11010001

    (d)

    00101001

  6. Which is a basic electronic circuit which operates on one or more signals?

    (a)

    Boolean algebra

    (b)

    Gate

    (c)

    Fundamental gates

    (d)

    Derived gates

  7. Which gate is called as the logical inverter?

    (a)

    AND

    (b)

    OR

    (c)

    NOT

    (d)

    XNOR

  8. A + A =?

    (a)

    A

    (b)

    O

    (c)

    I

    (d)

    A

  9. NOR is a combination of?

    (a)

    NOT(OR)

    (b)

    NOT(AND)

    (c)

    NOT(NOT)

    (d)

    NOT(NOR)

  10. NAND is called as ......Gate

    (a)

    Fundamental Gate

    (b)

    Derived Gate

    (c)

    Logical Gate

    (d)

    Electronic gate

  11. How the information entered in a computer?

    (a)

    Knowledge

    (b)

    data

    (c)

    ASCII Value

    (d)

    BCD

  12. Data means..............

    (a)

    a set of values

    (b)

    a set of information

    (c)

    a set of records

    (d)

    a set of files

  13. The singular form of data is...........

    (a)

    Record

    (b)

    File

    (c)

    Datum

    (d)

    Values

  14. How the message represented in computers?

    (a)

    Information

    (b)

    data

    (c)

    Knowledge

    (d)

    all of these

  15. "75% of Men likes cricket" is............

    (a)

    Information

    (b)

    data

    (c)

    knowledge Record

    (d)

    Record

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