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Digital Computer Electronics

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

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

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Digital Computer Electronics
Conversion of binary number 11011001111110002 to hexadecimal number is

78916
None of these
A8B916
D9F816
D8F816

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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?

OR
NAND
NOR
None of these
XOR

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

TTL
NMOS
GaAS
None of these
CMOS

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

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Digital Computer Electronics
The octal equivalent of decimal 324.987 is

504.771
815.234
90.987
640.781
None of these

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