Virtual Labs

Electronics and Communication Engineering Digital Logic Design (Logic Gates & Mux-Demux) Experiments

Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

Design of binary subtractor using MSI ICs

Choose difficulty:

Beginner

Intermediate

Advanced

2's complement of binary number 0101 is

a: 1011. Explanation

Explanation

b: 1111 Explanation

Explanation

c: 1101 Explanation

Explanation

d: 1110 Explanation

Explanation

The binary subtraction 0000 - 0001 =

a: -0001 Explanation

Explanation

b: +0001 Explanation

Explanation

c: -1111 Explanation

Explanation

d: +1111 Explanation

Explanation

What is 2's Complement of Binary number 0000 1000 ?

a: 1110 1000 Explanation

Explanation

b: 1111 1000 Explanation

Explanation

c: 1010 1100 Explanation

Explanation

d: 1110 0011 Explanation

Explanation

When performing subtraction using 2's-complement method ______________

a: the minuend and the subtrahend are both changed to the 2's-complement. Explanation

Explanation

b: the minuend is changed to 2's-complement and the subtrahend is left in its original form. Explanation

Explanation

c: the minuend is left in its original form and the subtrahend is changed to its 2's-complement. Explanation

Explanation

d: the minuend and subtrahend are both left in their original form. Explanation

Explanation

One way to use 4 bit adder circuit to perform 4 bit subtraction is by ______________

a: inverting the output.. Explanation

Explanation

b: inverting the carry-in.. Explanation

Explanation

c: inverting the B inputs. Explanation

Explanation

d: grounding the B inputs. Explanation

Explanation

Community Links Sakshat Portal Outreach Portal FAQ: Virtual Labs

AGPL 3.0 & Creative Commons (CC BY-NC-SA 4.0)