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Digital Computer Electronics

Digital Computer Electronics
A combinational logic circuit which generates particular binary word or number is

demultiplexer
encoder
None of these
decoder
multiplexer

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Digital Computer Electronics
The inverter OR gate and AND gate are called decision-making elements because they can recognize some input _____ while disregarding others. A gate recognizes a word when its output is _____

bytes, low
bytes, high
words, high
None of these
character, low

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Digital Computer Electronics
The term sum-of-products in boolean algebra means

The AND function of several AND functions
The AND function of several OR functions
The OR function of several OR functions
The OR function of several AND functions
None of these

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Digital Computer Electronics
In which of the following adder circuits, the carry look ripple delay is eliminated?

Parallel adder
Full adder
Half adder
None of these
Carry-look-ahead adder

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Digital Computer Electronics
Multiplication of 1112 by 1012 is

1111002
None of these
1000112
1012
1100112

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Digital Computer Electronics
The octal equivalent of decimal 324.987 is

640.781
815.234
90.987
504.771
None of these

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