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Digital Electronics

Digital Electronics
Positive integers must be represented by

 unsigned number
 None of these
 signed numbers
 Both A and B

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Digital Electronics
9’s complement of 52784630 is

 57316379
 48225469
 47215369
 58326479

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Digital Electronics
Consider the following multiplication: (10w1z) × (15)10 = (y01011001)2 Which one of the following gives appropriate values of w,y and z?

 w = 1,y = 1,z = 1
 w = 0,y = 1,z = 1
 w = 0,y = 0,z = 1
 w = 1,y = 1,z = 0

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Digital Electronics
X OR X' will result

 0
 1
 X'
 X

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Digital Electronics
Convert the binary number (1111000011110000) to hexadecimal number

 5050
 7070
 F0F0
 1010

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Digital Electronics
In digital systems, 1 byte is equal to ________ bit(s).

 2
 1
 4
 8

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