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Digital Computer Electronics

Digital Computer Electronics
The ALU carries out arithmetic and logic operations. It processes _____ numbers rather than decimal numbers.

decimal
binary
hexadecimal
All of these
None of these

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Digital Computer Electronics
Consider as RS flip-flops with both inputs set to 0. If a momentary '1' is applied at the input S, then the output

Q will flip from 0 to 1 and then back to 0
Q will flip from 0 to 1 and then back to 0
Q will flip from 0 to 1
Q will flip from 0 to 1
None of these

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Digital Computer Electronics
The functional capacity of SSI devices is

1 to 11 gates
100 to 10,000 gates
12 to 99 gates
more than 10,000 gates
None of these

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Digital Computer Electronics
Express -7 as 16-bit signed binary numbers.

None of these
0000 0000 0000 0111
0111 0000 0000 0001
1000 0000 0000 0111
0111 0000 0000 0000

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

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

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Digital Computer Electronics
A positive AND gate is also a negative

None of these
NAND gate
OR gate
AND gate
NOR gate

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