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Digital Computer Electronics

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

7310
None of these
11010
7210
7010

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Digital Computer Electronics
With a NAND latch a low R and a low S produce a _____ condition.

set
reset
None of these
race
no change

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

variations
circuits
None of these
stage
wave

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Digital Computer Electronics
Which function positive logic is equivalent to OR function in negative logic?

AND
OR
None of these
NOR
NOT

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Digital Computer Electronics
The number of binary bits required to represent a hexadecimal digit is

None of these
3
4
6
8

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Digital Computer Electronics
A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.

positive, negative
negative, positive
sign, hexa
None of these
hexa, sign

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