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Digital Electronics

Digital Electronics
The data bus width of a ROM of size 2048 × 8 bits is

 8
 12
 10
 16

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Digital Electronics
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 1’s complement is used to represent the numbers, then the range will be

 -256 to 256
 -256 to 255
 -128 to 127
 -127 to 127

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Digital Electronics
Which mechanism allocates the binary value to the states in order to reduce the cost of the combinational circuits?

State Evaluation
State Assignment
State Minimization
State Reduction

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Digital Electronics
A multiplexer is a

 N-to-N device
 1-to-1 device
 1-to-N device
 N-to-1 device

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Digital Electronics
The time required for a gate to change its output is called as

 Decay time
 run time
 start time
 propagation time

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Digital Electronics
AND operation of (79)10 & (-56)10 is

 50H
 42H
 08H
 48H

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