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Digital Computer Electronics

Digital Computer Electronics
For an input pulse train of clock period T, the delay produced by an n stage shift register is

(n-l)T
(n+l)T
2nT
nT
None of these

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Digital Computer Electronics
When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is

JK flip-flop
T flip-flop
Master slave JK flip-flop
None of these
D flip-flop

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Digital Computer Electronics
What table shows the electrical state of a digital circuit's output for every possible combination of electrical states in the inputs?

ASCII table
Truth table
None of these
Function table
Routing table

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Digital Computer Electronics
The EXCLUSIVE - NOR gate is equivalent to an _____ gate followed by an invertor.

None of these
NAND
OR
XOR
AND

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Digital Computer Electronics
De Morgan's second therm says that NAND gate is equivalent to a bubbled _____ gate.

None of these
XOR
OR
AND
XAND

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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
4 half-adders, 12 full-adders
16 half-adders, no full-adders
1 half-adders, 15 full-adders

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