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Digital Computer Electronics

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

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

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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
8n
4n
10n
2n

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Digital Computer Electronics
Conversion of binary number 1000112 to an octal number is

None of these
498
508
438
478

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Digital Computer Electronics
Conversion of decimal number 7110 to it's binary number equivalent is

1100112
10001112
None of these
1100112
11100112

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Digital Computer Electronics
An XOR gate recognizes only words with an _____ number of 1's.

even
None of these
All of these
odd
different

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Digital Computer Electronics
What advantages do ICs have over discrete-device circuits due to their greater complexity (i.e. more circuitary in less area)

Lower cost
All of these
Smaller size
Higher reliability
None of these

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