DIGITAL COMPUTER ELECTRONICS QUIZ

The binary number 1100 0101 has _____ bytes

2

1

4

8

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The output of the following gate is 1 only if at least one of its inputs is 0.

AND gate

None of these

NOR gate

OR gate

NAND gate

TRUE ANSWER : ?
YOUR ANSWER : ?

The fan-out capability of a digital building block can be defined as

None of these

the number of inputs that can transmit to one input

the maximum power dissipation (heat generation) that the unit can stand.

the amount of cooling required for fanning the hear out

the number of inputs that one output can transmit to

TRUE ANSWER : ?
YOUR ANSWER : ?

Parallel adders are

sequential logic circuits

both of the above

None of these

combinational logic circuits

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

_____ has become the most widely used bipolar family.

MOS

TTL

DTL

ECL

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

An AND gate has 7 inputs, what is the only input word that produces a 1 output?

1110000

1111

1111111

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

What table shows the electrical state of a digital circuit's output for every possible combination of electrical states in the inputs?

ASCII table

Routing table

Function table

None of these

Truth table

TRUE ANSWER : ?
YOUR ANSWER : ?

The reduced form of the Boolean expression (A+B)(A+C) is:

A+B+C

None of these

AB+AC

AC+B

A+BC

TRUE ANSWER : ?
YOUR ANSWER : ?

What logic function is obtained by adding an inverter to the inputs of an AND gate?

XOR

NAND

NOR

None of these

OR

TRUE ANSWER : ?
YOUR ANSWER : ?

Arithmetic operation are coded in

None of these

Processing symbols

Terminal symbols

Input/Outpur(I/0)

Decision symbols

TRUE ANSWER : ?
YOUR ANSWER : ?