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Digital Electronics

Digital Electronics
A device which converts decimal number into BCD form is called

 decoder
 multiplexer
 encoder
 code converter

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Digital Electronics
Which of the following is 1’s complement representation of -34?

 10100010
 11011101
 11011110
 01011101

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Digital Electronics
The binary equivalent of hexadecimal number 4F2D is

 0100 1110 0010 1101
 0101 1111 0010 1100
 0100 1111 0010 1101
 0100 1111 0010 1100

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Digital Electronics
Positive integers must be represented by

 Both A and B
 None of these
 unsigned number
 signed numbers

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Digital Electronics
In LSI, the number of gate circuits per chip is

 100 to 9,999
 1000 to 10,000
 < 10,000
 100 to 999

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Digital Electronics
EBCDIC code is a

 7-bit code
 5-bit code
 10-bit code
 8-bit code

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