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Digital Computer Electronics

Digital Computer Electronics
The number of input words in a truth table always equals _____ where n is the number of inputs bits.

10n
2n
8n
4n
None of these

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

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

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Digital Computer Electronics
Conversion of hexadecimal number 1D7F16 to a decimal number is

None of these
877110
555710
755110
778110

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Digital Computer Electronics
Which of the following is not true?

None of these
0X0 = 0
1 x 0 = 0
1 x 1 = 1
0 x 1 = 1

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Digital Computer Electronics
An inverter is also called a _____ gate.

OR
NOT
NAND
None of these
AND

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

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

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