DIGITAL COMPUTER ELECTRONICS QUIZ

Parallel adders are

combinational logic circuits

All of these

None of these

both of the above

sequential logic circuits

TRUE ANSWER : ?
YOUR ANSWER : ?

Instead of counting with binary numbers, a ring counter uses words that have a single high _____

chip

gate

bit

bytes

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Conversion of an octal number 608 to binary number is

None of these

11001102

1100002

100112

11001112

TRUE ANSWER : ?
YOUR ANSWER : ?

Names, numbers, and other information needed to solve a problem are called _____

None of these

instruction

program

controls

data

TRUE ANSWER : ?
YOUR ANSWER : ?

When a transistor is cut off or saturated, transistor _____ have almost no effect

circuits

variations

wave

None of these

stage

TRUE ANSWER : ?
YOUR ANSWER : ?

A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _ decimal numbers, and 2's complements stand for _ decimal numbers.

negative, positive

sign, hexa

hexa, sign

positive, negative

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Standard TTL has a multiple emitter input transistor and a _____ output

bipolar

register

transistor

totem-pole

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The Gray code for decimal 7 is

101

None of these

100

111

1011

TRUE ANSWER : ?
YOUR ANSWER : ?

Conversion of an octal number 1368 to hexadecimal number is

70000000000000000

None of these

50000000000000000

5A16

5D16

TRUE ANSWER : ?
YOUR ANSWER : ?

Binary means _____

Three

Four

Two

None of these

Ten

TRUE ANSWER : ?
YOUR ANSWER : ?

↑