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Digital Computer Electronics

Digital Computer Electronics
The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.

binary
BCD
ASCE
None of these
decimal

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Digital Computer Electronics
Parallel adders are

combinational logic circuits
All of these
both of the above
None of these
sequential logic circuits

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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
value, sign
sign, remainder
variable, value
sign, magnitude

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Digital Computer Electronics
An OR gate has 6 inputs. What is the only input word that produces a 0 output?

111
None of these
111111
111000

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Digital Computer Electronics
A microprocessor has memory locations from 0000 to 3FFF. Each memory location stores 1 byte. How bytes can the memory store? Express this in kilobytes?

46,040, 46K
16,384, 16K
4,095, 4K
32,740, 32K
None of these

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Digital Computer Electronics
What advantages do ICs have over discrete-device circuits due to their greater complexity (i.e. more circuitary in less area)

Lower cost
Smaller size
All of these
None of these
Higher reliability

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