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Digital Computer Electronics

Digital Computer Electronics
With a NAND latch a low R and a low S produce a _____ condition.

None of these
set
no change
reset
race

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Digital Computer Electronics
In which of the following adder circuits, the carry look ripple delay is eliminated?

Carry-look-ahead adder
None of these
Full adder
Parallel adder
Half adder

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Digital Computer Electronics
How many outputs signals can a gate have?

more than one
two only
both (a) and (b)
one
None of these

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Digital Computer Electronics
What is the 2's-complement representation of -24 in a 16-bit microcomputer?

1111 1111 1110 0111
1111 1111 1110 1000
0001 0001 1111 0011
None of these
0000 0000 0001 1000

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Digital Computer Electronics
Which of the following TTL subfamily is the fastest

standard TTL
schottky TTL
None of these
low-speed TTL
high-speed TTL

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Digital Computer Electronics
An AND gate has 7 inputs, what is the only input word that produces a 1 output?

None of these
1111
1110000
1111111

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