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Digital Computer Electronics

Digital Computer Electronics
The OR gate has two or more input signals. If any input is _____ the output is high.

high
None of these
All of these
low

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

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

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Digital Computer Electronics
In boolean algebra, the times sign stands for the _____ operation

NAND
NOR
OR
None of these
AND

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

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Digital Computer Electronics
Conversion of decimal number 9910 to it's octal number equivalent is

1198
1218
1438
None of these
1248

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

555710
877110
755110
None of these
778110

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