DIGITAL COMPUTER ELECTRONICS QUIZ

How many inputs signals can a gate have?

one

two only

more than one

both (a) and (b)

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Parallel adders are

combinational logic circuits

None of these

both of the above

sequential logic circuits

All of these

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A half-adder is also known as:

NOR circuit

AND circuit

EX-OR circuit

None of these

NAND circuit

TRUE ANSWER : ?
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Digital design often starts by constructing a _____ table.

Truth

Standard

Two-stage

None of these

Two-dinensional

TRUE ANSWER : ?
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A NOR gate has two or more input signals. All input must be _____ to get a high output

high

None of these

low

1's

some low some high

TRUE ANSWER : ?
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Conversion of binary number 10010012 to hexadecimal is

None of these

3916

4016

4216

4916

TRUE ANSWER : ?
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Addition of 1101011012, 1110111012, 0001111112, 1001011012, 1111101112 is

11110110000102

10010000000102

10110101110102

10001010001012

None of these

TRUE ANSWER : ?
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The ALU carries out arithmetic and logic operations. It processes _____ numbers rather than decimal numbers.

hexadecimal

None of these

decimal

binary

All of these

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Conversion of a hexadecimal number 6316 to binary number is

11001112

None of these

11000112

1110112

11001112

TRUE ANSWER : ?
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Conversion of binary number 1000112 to an octal number is

478

None of these

438

498

508

TRUE ANSWER : ?
YOUR ANSWER : ?

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