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Digital Computer Electronics

Digital Computer Electronics
The simplified form of the Boolean expression (X + Y + XY)(X + Z) is

None of these
X + YZ
X + Y + Z
XY + YZ
XZ + Y

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Digital Computer Electronics
The _____ gate has two or more input signals. All inputs must be high to get a high output

None of these
NAND
OR
AND
NOR

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Digital Computer Electronics
_____is an abbreviation for binary digit.

bit
None of these
base
0 and 1
bingit

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Digital Computer Electronics
Multiplication of 478 by 528 is

(3184)8
None of these
(3146)8
(4147)8
(3144)8

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Digital Computer Electronics
The output 0 and 1 levels for TTL logic family is approximately

0.6 and 3.5 V
0.1 and 5 V
0.9 and 1.75V
None of these
-1.75 and -0.9 V

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Digital Computer Electronics
A microcomputer is a computer that uses a _____ for its CPU.

chips
vacuum tube
microprocessor
registers
None of these

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