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Digital Computer Electronics

Digital Computer Electronics
The Gray code for decimal 7 is

100
111
1011
None of these
101

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Digital Computer Electronics
What logic function is obtained by adding an inverter to the inputs of an AND gate?

XOR
OR
NOR
None of these
NAND

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Digital Computer Electronics
Conversion of binary number 1100012 to its decimal number is

None of these
3910
2710
5010
4910

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Digital Computer Electronics
A full-adder adds _____ bits, and producing a SUM and a _____

8, SUBTRACTION
3, CARRY
16, DIVIDE
None of these
All of these

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Digital Computer Electronics
Which TTL sub-family has maximum speed?

schottky-clamped TTL
low power TTL
None of these
standard TTL
high speed TTL

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Digital Computer Electronics
The 2's compliment of binary number 0.01011 is:

1.101
0.101
1.10101
None of these
0.10101

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