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Digital Computer Electronics

Digital Computer Electronics
In which code the successive code characters differ in only one bit position?

8421 code
None of these
algebraic code
gray code
excess 3 code

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Digital Computer Electronics
Conversion of a octal number 638 to its decimal number is

5110
5310
6110
None of these
5710

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

AND gate
NOR gate
OR gate
None of these
EX-OR gate

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Digital Computer Electronics
The octal equivalent of decimal 324.987 is

None of these
90.987
504.771
815.234
640.781

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Digital Computer Electronics
_____dominates the LSI field, and _____ is used extensively where lowest power consumption is necessary.

MOSFET, PMOS
None of these
NMOS, CMOS
PMOS, CMOS
NMOS, PMOS

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Digital Computer Electronics
A demultiplexer is also known as

data distributor
encoder
None of these
multiplexer
data selector

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