Number Systems Important Questions

11th Standard

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Computer Science

Time : 01:00:00 Hrs
Total Marks : 50
    10 x 1 = 10
  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. 2\(\wedge \)50 is referred as

    (a)

    kilo

    (b)

    Tera

    (c)

    Peta

    (d)

    Zetta

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

    (a)

    64

    (b)

    255

    (c)

    256

    (d)

    128

  6. How the information entered in a computer?

    (a)

    Knowledge

    (b)

    data

    (c)

    ASCII Value

    (d)

    BCD

  7. Data means..............

    (a)

    a set of values

    (b)

    a set of information

    (c)

    a set of records

    (d)

    a set of files

  8. The singular form of data is...........

    (a)

    Record

    (b)

    File

    (c)

    Datum

    (d)

    Values

  9. How the message represented in computers?

    (a)

    Information

    (b)

    data

    (c)

    Knowledge

    (d)

    all of these

  10. "75% of Men likes cricket" is............

    (a)

    Information

    (b)

    data

    (c)

    knowledgeRecord

    (d)

    Record

  11. 6 x 2 = 12
  12. What is data?

  13. Write the 1's complement procedure

  14. Convert (46)10 into Binary number

  15. List the types of information stored in a computer

  16. Name the Number system is used in general

  17. Name the four types of Number system.

  18. 6 x 3 = 18
  19. Write note on binary number System

  20. Convert (150)10 into Binary, then convert that Binary number to Octal.

  21. Write short note on ISCII.

  22. Add 2010+2510

  23. Why is the number conversion necessary?

  24. (101010)2 \(\rightarrow \) (?10\(\rightarrow \) (?10)

  25. 2 x 5 = 10
  26. Explain the Derived gates with expression and truth table.

  27. Explain Unicode.

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