DIGITAL COMPUTER ELECTRONICS QUIZ

What logic function is produced by adding an inverter to each input and the output of an AND gate?

NAND

XOR

OR

NOR

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Addition of 11012 and 10102 is

110002

101112

None of these

101012

110112

TRUE ANSWER : ?
YOUR ANSWER : ?

With positive clocking the clock signal must be _____ for the flip-flop to respond.

high

set

low

race

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The 1's compliment of binary number 11010 is:

None of these

101

10

110

11101

TRUE ANSWER : ?
YOUR ANSWER : ?

The leading bit stands for the _ and the remaining bits for the _ is known as signed binary numbers.

variable, value

None of these

value, sign

sign, remainder

sign, magnitude

TRUE ANSWER : ?
YOUR ANSWER : ?

Digital design often starts by constructing a _____ table.

Two-dinensional

Truth

None of these

Standard

Two-stage

TRUE ANSWER : ?
YOUR ANSWER : ?

_dominates the LSI field, and _ is used extensively where lowest power consumption is necessary.

NMOS, CMOS

None of these

PMOS, CMOS

NMOS, PMOS

MOSFET, PMOS

TRUE ANSWER : ?
YOUR ANSWER : ?

Parallel adders are

both of the above

combinational logic circuits

sequential logic circuits

All of these

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The clock signals are used in sequential logic circuits

None of these

to tell the time of the day

to carry serial data signals

to tell how much time has elapsed since the system was turned on

to synchronize events in various parts of a system

TRUE ANSWER : ?
YOUR ANSWER : ?

Conversion of an octal number 608 to binary number is

11001112

100112

None of these

11001102

1100002

TRUE ANSWER : ?
YOUR ANSWER : ?

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