Number System & Logic Gates

50 Questions | By Gursharan_tatla | Last updated: Jan 9, 2013 | Total Attempts: 1222

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This quiz covers number system, codes and logic gates.

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Questions and Answers

1.

What is the base of Hexadecimal Number System?
- A.
  
  2
- B.
  
  16
- C.
  
  8
- D.
  
  5
- E.
  
  10
2.

What is the base of Binary Number System
- A.
  
  2
- B.
  
  5
- C.
  
  8
- D.
  
  10
- E.
  
  16
3.

In decimal number system, the digit coming after 9 is:
- A.
  
  19
- B.
  
  11
- C.
  
  10
- D.
  
  8
- E.
  
  0
4.

In hexadecimal number system, the digit coming after 9 is:
- A.
  
  10
- B.
  
  8
- C.
  
  F
- D.
  
  A
- E.
  
  1F
5.

In hexadecimal number system, the digit coming after F is:
- A.
  
  10
- B.
  
  1F
- C.
  
  11
- D.
  
  A
- E.
  
  9
6.

Convert (25)₁₀ into ( )₂.
- A.
  
  11101
- B.
  
  10001
- C.
  
  10011
- D.
  
  10101
- E.
  
  11001
7.

Convert (0.625)₁₀ to ( )₂.
- A.
  
  0.110
- B.
  
  0.101
- C.
  
  0.111
- D.
  
  0.001
- E.
  
  0.010
8.

Convert (12)₁₀ to ( )₈.
- A.
  
  12
- B.
  
  13
- C.
  
  14
- D.
  
  15
- E.
  
  16
9.

Convert (11011)₂ to ( )₁₀.
- A.
  
  24
- B.
  
  25
- C.
  
  26
- D.
  
  27
- E.
  
  28
10.

Convert (10101)₂ to ( )₁₀.
- A.
  
  21
- B.
  
  22
- C.
  
  23
- D.
  
  24
- E.
  
  25
11.

Convert (73)₈ to ( )₁₀.
- A.
  
  55
- B.
  
  56
- C.
  
  57
- D.
  
  58
- E.
  
  59
12.

Convert (46)₈ to ( )₂.
- A.
  
  100101
- B.
  
  100110
- C.
  
  110100
- D.
  
  100010
- E.
  
  100111
13.

Convert (1256)₈ to ( )₂.
- A.
  
  001101101110
- B.
  
  001010110110
- C.
  
  001010101110
- D.
  
  001010101011
- E.
  
  001010011110
14.

Convert (101111)₂ to ( )₈.
- A.
  
  57
- B.
  
  56
- C.
  
  75
- D.
  
  54
- E.
  
  53
15.

Convert (A9)₁₆ to ( )₂.
- A.
  
  10101000
- B.
  
  10011010
- C.
  
  10101010
- D.
  
  10101011
- E.
  
  10101001
16.

Convert (11011101100)₂ to ( )₁₆.
- A.
  
  DD4
- B.
  
  6EC
- C.
  
  6DC
- D.
  
  CE6
- E.
  
  CD6
17.

Convert (27A9)₁₆ to ( )₈.
- A.
  
  023651
- B.
  
  023551
- C.
  
  023561
- D.
  
  023661
- E.
  
  025361
18.

Convert (356)₈ to ( )₁₆.
- A.
  
  0EF
- B.
  
  0FF
- C.
  
  0EE
- D.
  
  0DC
- E.
  
  0FE
19.

Represent (-22)₁₀ in signed magnitude form.
- A.
  
  110111
- B.
  
  010110
- C.
  
  101101
- D.
  
  111011
- E.
  
  110110
20.

Represent (25)₁₀ in 1's complement form.
- A.
  
  11001
- B.
  
  00111
- C.
  
  00110
- D.
  
  00100
- E.
  
  01001
21.

Represent (19)₁₀ in 2's complement form.
- A.
  
  01101
- B.
  
  10011
- C.
  
  10010
- D.
  
  01110
- E.
  
  01011
22.

Add (1101)₂ with (0111)₂.
- A.
  
  11011
- B.
  
  10101
- C.
  
  10110
- D.
  
  10100
- E.
  
  11001
23.

Subtract (0101)₂ from (1101)₂.
- A.
  
  1001
- B.
  
  1100
- C.
  
  1011
- D.
  
  1000
- E.
  
  1101
24.

Add (664)₈ with (362)₈.
- A.
  
  1264
- B.
  
  1246
- C.
  
  1247
- D.
  
  1245
- E.
  
  1244
25.

Add (59)₁₆ with (A3)₁₆.
- A.
  
  CF
- B.
  
  A9
- C.
  
  FC
- D.
  
  FD
- E.
  
  FE

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