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Decimal Number System With Question and Answer

Category: Computer | View: 7


Question 1->The value of base in a decimal number system is ____________
(A) 8
(B) 2
(C) 10
(D) 16
      
Answer : 10

Question 2->The 2’s complement of 15 is ____________
(A) 0000
(B) 0001
(C) 0010
(D) 0100
      
Answer : 0001

Question 3->Another name for base is __________
(A) root
(B) radix
(C) entity
(D) median
      
Answer : radix

Question 4->The decimal equivalent of (0.101)2 will be ____________
(A) 0.5
(B) 0.625
(C) 0.25
(D) 0.875
      
Answer : 0.875

Question 5->The signed magnitude for -3 will be ___________
(A) 10000011
(B) 00000011
(C) 11111101
(D) 11111100
      
Answer : 00000011

Question 6->The hexadecimal representation of 14 is _______________
(A) A
(B) F
(C) D
(D) E
      
Answer : E

Question 7->Which of the following is not a decimal number?
(A) 114
(B) 43.47
(C) 99.9A
(D) 10101
      
Answer : 99.9A

Question 8->Select the incorrect option:
(A) (101)10 = (1100101)2
(B) C represents 12
(C) G is valid in hexadecimal system.
(D) The base of a decimal number system is 10.
      
Answer : G is valid in hexadecimal system.

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