Number Systems One Mark Questions

11th Standard

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Computer Science

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. Expansion for ASCII

    (a)

    American School Code for Information Interchange

    (b)

    American Standard Code for Information Interchange

    (c)

    All Standard Code for Information Interchange

    (d)

    American Society Code for Information Interchange

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

    (a)

    64

    (b)

    255

    (c)

    256

    (d)

    128

  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. NOR is a combination of?

    (a)

    NOT(OR)

    (b)

    NOT(AND)

    (c)

    NOT(NOT)

    (d)

    NOT(NOR)

  8. NAND is called as ......Gate

    (a)

    Fundamental Gate

    (b)

    Derived Gate

    (c)

    Logical Gate

    (d)

    Electronic gate

  9. How the information entered in a computer?

    (a)

    Knowledge

    (b)

    data

    (c)

    ASCII Value

    (d)

    BCD

  10. Data means..............

    (a)

    a set of values

    (b)

    a set of information

    (c)

    a set of records

    (d)

    a set of files

  11. The singular form of data is...........

    (a)

    Record

    (b)

    File

    (c)

    Datum

    (d)

    Values

  12. How the message represented in computers?

    (a)

    Information

    (b)

    data

    (c)

    Knowledge

    (d)

    all of these

  13. "75% of Men likes cricket" is............

    (a)

    Information

    (b)

    data

    (c)

    knowledgeRecord

    (d)

    Record

  14. The processed data is called

    (a)

    Information

    (b)

    Knowledge

    (c)

    datum

    (d)

    files

  15. In a computer, a data is converted into

    (a)

    ASCII form

    (b)

    BCD form

    (c)

    Binary form

    (d)

    Octal form

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