engineering recuitment ISRO Scientist Computer Science Mock Test Digital Logic Sequential Circuits Counter
How many pulses are needed to change the contents of a n-bit downcounter from A10 to B10 if A < B and B is less than 2n?
1
2n + A – B
2
2n – 1 + B – A
3
2n + B – A
4
2n – 1 + A – B