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Digital Computer Electronics

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

None of these
6
8
3
4

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Digital Computer Electronics
The leading bit stands for the _____ and the remaining bits for the _____ is known as signed binary numbers.

None of these
sign, remainder
sign, magnitude
value, sign
variable, value

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Digital Computer Electronics
The time required for a pulse to decrease from 90 to 10 percent of its maximum value is known as

binary level transition period
rise time
None of these
decay time
propagation delay

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Digital Computer Electronics
What logic function is obtained by adding an inverter to the output of an AND gate?

XOR
None of these
NAND
OR
NOR

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Digital Computer Electronics
FETs are used in linear ICs to:

provide large resistances
(a) and (b) above
increase input resistance
None of these
increase device complexity

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Digital Computer Electronics
Cyclic codes are used in

None of these
continuously varying signal representation
All of these
arithmetic and logical computation
data transfer

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