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Digital Computer Electronics

Digital Computer Electronics
A half-adder adds _____ bits

2
10
8
16
None of these

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Digital Computer Electronics
Which gates is known as universal gate?

XOR gate
None of these
NAND gate
AND gate
NOT gate

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Digital Computer Electronics
Conversion of binary number 1000112 to an octal number is

478
498
None of these
508
438

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

BCD
decimal
None of these
ASCE
binary

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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
Higher reliability
All of these
Smaller size
None of these

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Digital Computer Electronics
The output of the following gate is 0 only if at least one of the inputs is 1:

NOR gate
AND gate
EX-OR gate
OR gate
None of these

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