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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1348 to a binary number is

10111002
10110112
1100112
None of these
11011002

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Digital Computer Electronics
The 2-input XOR gate has a high output only when the input bits are _____

even
different
high
None of these
low

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Digital Computer Electronics
A half-adder adds _____ bits

2
None of these
16
10
8

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Digital Computer Electronics
Addition of 102 and 112 is

1002
None of these
1112
1012
1102

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

None of these
NOR
OR
XOR
NAND

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Digital Computer Electronics
The time required for a pulse to decrease from 90 to 10 percent of its maximum value is known as

decay time
binary level transition period
None of these
rise time
propagation delay

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