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Digital Electronics

Digital Electronics
An 8-square eliminates

 8 variables
 3 variables
 2 variables
 4 variables

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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

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

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

 50,000 to 99,999
 < 10,000
 10,000 to 99,999
 > 10,000

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Digital Electronics
A half adder is a ________ circuit.

 Combinational
 Both A and B
 Sequential
 None

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Digital Electronics
Combinations that are not listed for the input variables are

 Carry
 Borrow
 Overflow
 Don't Care

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Digital Electronics
The main equation for a D flip flop is

 Q=D
 Q=0
 Q=1
 Q=D'

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