Digital Electronics Objective Questions – Set 8

What logic function is produced by adding inverters to the inputs of an AND gate

The output of a NAND gate is low

Which of the following is known as a mod-2 adder?

What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

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

What logic function is produced by adding inverters to the inputs of an OR gate?

Which of the following is a self-complementing code?

The logic expression A + B can be implemented by giving inputs A and B to a two-input

An X-OR gate gives a high output

The NAND gate can function as a NOT gate if

The NOR gate can function as a NOT gate if

What is the minimum number of NOR gates required realizing an X-OR gating?

How many NOR gates are required to obtain AND operation?

The logic expression AB can be implemented by giving the inputs A and B to a two-input

In which code do the successive code characters differ in only one position?

What is the minimum number of NAND gates required to realize an X-OR gate?

An OR gate can be imagined as

An AND gate can be imagined as

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

What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively

The X-OR and X-NOR gates can have how many inputs?

Which of the following gates is known as anticoincidence detector?

A combinational circuit can be designed using only

The output of a NOR gate is high

Which of the following gates is known as a coincidence detector?

An exclusive NOR gate is logically equivalent to

NOT gates are to be added to the inputs of which gate to convert it to a NAND gate?

NOT gates are to be added to the inputs of which gate to convert it to a NOR gate?

The number of parity bits in a 12-bit Hamming code is

In which of the following codes do the successive characters differ in only 1-bit position?