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Digital Computer Electronics

Digital Computer Electronics
When a transistor is cut off or saturated, transistor _____ have almost no effect

variations
None of these
wave
stage
circuits

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Digital Computer Electronics
Which of the following logic families use bipolar transistors?

GaAS
TTL
None of these
CMOS
NMOS

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Digital Computer Electronics
Conversion of binary number 1011102 to an octal number is

468
508
None of these
358
568

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Digital Computer Electronics
Which of the following is not true?

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

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Digital Computer Electronics
A NAND gate is equivalent to an AND gate followed by an inverter. All inputs must be _____ to get a low output

high
None of these
0's
low
some low and some high

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Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

A+BB+A
A+AA
(B+C)(A.B)+(A.C)
(A+B)+CA+(B+C)
None of these

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