DIGITAL COMPUTER ELECTRONICS QUIZ

Conversion of an octal number 1128 to hexadecimal number is

2016

None of these

1516

4A16

5A16

TRUE ANSWER : ?
YOUR ANSWER : ?

Conversion of an octal number 1428 to binary number is

11000102

None of these

1101102

11011012

11000112

TRUE ANSWER : ?
YOUR ANSWER : ?

The logic 1 in positive logic system is represented by:

higher voltage level

lower voltage level

negative voltage

zero voltage

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The EXCLUSIVE - NOR gate is equivalent to an _____ gate followed by an invertor.

AND

XOR

OR

None of these

NAND

TRUE ANSWER : ?
YOUR ANSWER : ?

Conversion of binary number 1010000101112 to hexadecimal number is

A8B916

A1716

D8F916

None of these

D9F816

TRUE ANSWER : ?
YOUR ANSWER : ?

The output 0 and 1 levels for TTL logic family is approximately

0.6 and 3.5 V

0.1 and 5 V

None of these

0.9 and 1.75V

-1.75 and -0.9 V

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following logic expression is wrong?

1 + 1=0

1 + 0=1

1 + 1 + 1 = 1

1+0+1 = 1

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Conversion of decimal number 6110 to it's binary number equivalent is

1111012

111112

1100112

110011102

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following logic families use bipolar transistors?

CMOS

TTL

None of these

GaAS

NMOS

TRUE ANSWER : ?
YOUR ANSWER : ?

Which TTL sub-family has maximum speed?

None of these

high speed TTL

low power TTL

schottky-clamped TTL

standard TTL

TRUE ANSWER : ?
YOUR ANSWER : ?

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