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Digital Computer Electronics

Digital Computer Electronics
How many outputs signals can a gate have?

more than one
one
both (a) and (b)
None of these
two only

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Digital Computer Electronics
Parallel adders are

None of these
All of these
sequential logic circuits
both of the above
combinational logic circuits

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Digital Computer Electronics
A demultiplexer is also known as

data selector
multiplexer
None of these
encoder
data distributor

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Digital Computer Electronics
The hexadecimal number system is widely used in analyzing and programming ______

registers
None of these
chips
microprocessors
vacuum tube

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Digital Computer Electronics
Convert the 1000 0000 0000 1111 signed binary number to decimal number.

None of these
15
30
-15
-30

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

6110
5110
5710
5310
None of these

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