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DIGITAL COMPUTER ELECTRONICS

Digital Computer Electronics
The hexadecimal number system is widely used in analyzing and programming ______

registers
None of these
microprocessors
vacuum tube
chips

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Digital Computer Electronics
A combinational logic circuit which is used to send data coming from a single source to two or more separate destinations is called as

encoder
None of these
decoder
demultiplexer
multiplexer

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Digital Computer Electronics
How many full and half-adders are required to add 16-bit numbers?

None of these
8 half-adders, 8 full-adders
1 half-adders, 15 full-adders
4 half-adders, 12 full-adders
16 half-adders, no full-adders

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Digital Computer Electronics
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.

odd, even
high, low
low, high
even, odd
None of these

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Digital Computer Electronics
A gate is a logic circuit with one or more input signals but _____ output signal.

more than one
None of these
double
one
two

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