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Digital Computer Electronics

Digital Computer Electronics
A logic circuit which is used to change a BCD number into an equivalent decimal number is

multiplexer
code converter
decoder
None of these
encoder

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Digital Computer Electronics
The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.

decimal
binary
None of these
ASCE
BCD

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Digital Computer Electronics
Computers use thousands of flip-flops. To coordinate the overall action, a common signal called the _____ is sent to each flip-flop.

slave
master
None of these
latch
clock

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Digital Computer Electronics
The number of input words in a truth table always equals _____ where n is the number of inputs bits.

None of these
4n
10n
2n
8n

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Digital Computer Electronics
Conversion of an octal number 1258 to its decimal number is

8710
9910
9010
8510
None of these

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Digital Computer Electronics
The Gray code for decimal 7 is

111
100
1011
None of these
101

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