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Digital Computer Electronics

Digital Computer Electronics
How many bits are required to encode all twenty six letters ten symbols, and ten numerals?

3
5
2
6
None of these

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Digital Computer Electronics
An odd-parity generator produces an odd-parity bit to go along with the data. The parity of the transmitted data is _____ An XOR gate can test each received word for parity rejecting words with _____ parity.

high, low
even, odd
None of these
low, high
odd, even

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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.

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

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Digital Computer Electronics
Conversion of an octal number 1348 to a binary number is

1100112
11011002
10110112
None of these
10111002

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Digital Computer Electronics
A _____ TTL device can sink up to 16mA and can source up to 400 MA.

Standard
Low-power
high-power
None of these
Schottky

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Digital Computer Electronics
What logic function is produced by adding an inverter to each input and the output of an AND gate?

NOR
NAND
XOR
OR
None of these

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