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Digital Computer Electronics

Digital Computer Electronics
What is the hexadecimal equivalent of a binary number 10101111

All of these
9E
AF
8C
None of these

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

None of these
1111111
1111
1110000

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Digital Computer Electronics
Subtraction of 1001011002 from 11101010102 is

10010111102
11110000012
None of these
11110111112
1101000012

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Digital Computer Electronics
The ASCII code is a 7-bit code for

All of these
other symbols
None of these
numbers
letters

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Digital Computer Electronics
With an RS latch a high S and low R sets the output to _____ ; a low S and a high R _____ the output to low.

Race, high
high, reset
No change, set
set, reset
None of these

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Digital Computer Electronics
The ALU carries out arithmetic and logic operations. It processes _____ numbers rather than decimal numbers.

decimal
hexadecimal
binary
All of these
None of these

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