Digital Computer Electronics MCQ

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Digital Computer Electronics MCQ

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Question 146 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
The hexadecimal number system is widely used in analyzing and programming .....
A
registers
B
chips
C
microprocessors
D
vacuum tube
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Question 147 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
A combinational logic circuit which is used to send data coming from a single source to two or more separate destinations is called as
A
decoder
B
encoder
C
multiplexer
D
demultiplexer
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Question 148 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
How many full and half-adders are required to add 16-bit numbers?
A
8 half-adders, 8 full-adders
B
1 half-adders, 15 full-adders
C
16 half-adders, no full-adders
D
4 half-adders, 12 full-adders
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Question 149 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
An odd-parity generator produces an odd-parity bit to go along with the data. The parity of the transmitted data is ..... An XOR gate can test each received word for parity rejecting words with ..... parity.
A
odd, even
B
high, low
C
low, high
D
even, odd
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Question 150 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
A gate is a logic circuit with one or more input signals but ..... output signal.
A
two
B
double
C
one
D
more than one
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