Digital Computer Electronics - CSE Questions and Answers

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Division of 100011₂ by 101₂ is

100₂

111₂

101₂

1010₂

None of the above

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The NOR gate is logically equivalent to an OR gate followed by an _____

AND

XAND

XOR

inverter

None of the above

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The dynamic race hazard problem occurs in

combinational circuits only

sequential circuits only

both combinational and sequential circuits

none of the combinational and sequential circuits

None of the above

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Resistor Ratio design is used in linear ICs because

Ratios increase input resistance

Ratios increase amplifier gain

Precise resistor values are not possible with IC processes

All of the above

None of the above

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

Smaller size

Higher reliability

Lower cost

All of the above

None of the above

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Conversion of an octal number 136₈ to hexadecimal number is

7E₁₆

5E₁₆

5A₁₆

5D₁₆

None of the above

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The control and arithmetic-logic sections are called the _____

Block diagram

Control Unit

Input / Output Unit

Central Processing Unit

None of the above

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How many full adders are required to construct an m- bit parallel adder?

m/2

m-1

m+1

None of the above

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

None of the above