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Digital Electronics

Digital Electronics
Extended Binary Coded Decimal Interchange Code is an ________ bit code.

 32
 16
 8
 7

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Digital Electronics
Extremely low power dissipation per gate can be gained from

 TTL ICs
 MOS ICs
 ECL ICs
 CMOS ICs

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Digital Electronics
A small circle or dot on top of an IC represents

 Pin1
 Pin14
 Pin2
 Pin13

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Digital Electronics
Positive integers must be represented by

 None of these
 Both A and B
 unsigned number
 signed numbers

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Digital Electronics
A signed integer has been stored in a byte using 2’scomplement format. We wish to store the same integer in 16-bit word. We should copy the original byte to the less significant byte of the word and fill the more significant byte with

 0
 1
 Complement of the MSB of the original byte
 Equal to the MSB of the original byte

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Digital Electronics
Which of the following is 1’s complement representation of +57

 01000110
 00000001
 00111001
 11000110

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