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Digital Electronics

Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 NOR
 AND, OR, and NOT
 NAND
 X-OR

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Digital Electronics
1 kb represents

 100 bytes
 1024 bytes
 1000 bytes
 10,000 bytes

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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

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

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Digital Electronics
The state of a flip-flop can be switched by changing its ________ signals.

 input
 clearing
 triggering
 output

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Digital Electronics
Which of the logical operations is represented by the + sign in Boolean algebra ?

 OR
 NOT
 AND
 NAND

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Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 48,777
 48,877
 47,877
 none

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