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Digital Computer Electronics

Digital Computer Electronics
Which function positive logic is equivalent to OR function in negative logic?

OR
None of these
NOR
AND
NOT

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

AND
OR
None of these
NAND
XOR

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Digital Computer Electronics
When the LOAD input of a buffer register is active, the input word is stored on the next positive _____ edge.

None of these
clock
pulse
register
transistor

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Digital Computer Electronics
A _____ TTL device can sink up to 16mA and can source up to 400 MA.

Standard
Schottky
Low-power
high-power
None of these

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Digital Computer Electronics
The functional difference between SR flip-flop and JK flip-flop is that

None of these
JK flip-flop is faster than SR flip-flop
JK flip-flop has a feed back path
JK flip-flop accepts both inputs 1
JK flip-flop does not require external clock

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Digital Computer Electronics
Conversion of an octal number 74328 to a binary number is

11110001101112
1111000110102
None of these
1111111110002
1100110101112

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