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Digital Computer Electronics

Digital Computer Electronics
In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.

AND
OR
None of these
NAND
NOR

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Digital Computer Electronics
The functional capacity for LSI devices is

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

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Digital Computer Electronics
The output of the following gate is 1 only if at least one of its inputs is 0.

OR gate
NAND gate
None of these
AND gate
NOR gate

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

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Digital Computer Electronics
Conversion of hexadecimal number 1D7F16 to a decimal number is

755110
877110
None of these
555710
778110

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Digital Computer Electronics
The number of binary bits required to represent a hexadecimal digit is

3
8
6
None of these
4

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