11th Standard EM - Computer Applications - Number Systems

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Question - 1

Which refers to the number of bits processed by a computer's CPU?

  • A Byte
  • B Nibble
  • C Word length
  • D Bit

Question - 2

How many bytes does 1 KiloByte contain?

  • A 1000
  • B 8
  • C 4
  • D 1024

Question - 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

Question - 4

2\(\wedge \)50 is referred as

  • A kilo
  • B Tera
  • C Peta
  • D Zetta

Question - 5

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

  • A 64
  • B 255
  • C 256
  • D 128

Question - 6

For 11012 what is the Hexadecimal equivalent?

  • A F
  • B E
  • C D
  • D B

Question - 7

What is the 1's complement of 00100110?

  • A 00100110
  • B 11011001
  • C 11010001
  • D 00101001

Question - 8

Which amongst this is not an Octal number?

  • A 645
  • B 234
  • C 876
  • D 123

Question - 9

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

  • A Boolean algebra
  • B Gate
  • C Fundamental gates
  • D Derived gates

Question - 10

Which gate is called as the logical inverter?

  • A AND
  • B OR
  • C NOT
  • D XNOR