Digital Electronics - 1
| Description: Digital Electronics Objective Multiple Computers Fundamentals questions a test regarding checking the knowledge of digital electronics and computer basics | |
| Number of Questions: 25 | |
| Created by: Rekha Rai | |
| Tags: Digital Electronics Logic Gates Circuits Logic Families Transistors Computers Fundamentals fundamental of electronics digital knowledge computer basics electronics questions Information Technology |
In which of the following gates the output is 1 if and only if at least one input is 1?
What is the minimum number of two-input NAND gates used to perform the function of two-input OR gate?
In which of the following gates the output is 1 if and only if atleast one input is 0?
An AND gate can be imagined as
What logic function is produced by adding an inverter to each input and the output of an AND gate?
Which gate is known as universal gate?
Which of the following Boolean expressions is incorrect?
Which of the following Boolean expressions is incorrect?
How many NAND gates are needed to perform the logic function X.Y?
The simplified form of the Boolean expression (X + Y + XY)(X + Z), is
Any given boolean expression can be implemented using
The Boolean expression AB + AB + AC + AC is independent of the Boolean variable
A decimal number has 25 digits. The number of bits needed for its equivalent binary representation is approx. _____.
A toggle operation cannot be performed using a single
The number of canonical expressions that can be developed over a 3-valued Boolean algebra is
How many Boolean functions of three variables f (x, y, z) have the property f (x, y, z) = (f (x' , y' , z' ))?
Consider a set x = {a, b, c, d}. The number of binary operations that can be defined on x is
What is the form of the Boolean expression (A + B) (C + D) = x?
if x, y, z are Boolean variables, then
Which of the following input combinations is not allowed in a SR flip-flop?
When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is
A flip-flop can store _____ bit(s) of data.
How many flip-flops are needed to divide the input frequency by 64?
Which of the following devices selects one of several inputs & transmits it to a single output?
A Multiplexer is also known as