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Digital Computer Electronics

Digital Computer Electronics
Conversion of binary number 11000112 to hexadecimal is

5716
4616
None of these
4016
6316

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Digital Computer Electronics
Conversion of binary number 10100002 to an octal number is

1118
1208
1018
None of these
1198

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

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Digital Computer Electronics
The logic 1 in positive logic system is represented by:

None of these
negative voltage
zero voltage
higher voltage level
lower voltage level

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Digital Computer Electronics
How many full adders are required to construct an m- bit parallel adder?

m-1
m/2
m
None of these
m+1

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Digital Computer Electronics
The reduced form of the Boolean expression (A+B)(A+C) is:

AB+AC
None of these
A+B+C
AC+B
A+BC

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