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Digital Computer Electronics

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

vacuum tube
None of these
chips
microprocessor
registers

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Digital Computer Electronics
An AND gate has 7 inputs, what is the only input word that produces a 1 output?

1111111
None of these
1110000
1111

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

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

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

568
468
358
508
None of these

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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.

2n
4n
10n
None of these
8n

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Digital Computer Electronics
Conversion of an octal number 1108 to its decimal number is

7310
7210
None of these
11010
7010

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