Logo

Digital-electronics Questions Set 46:

Quiz Mode

To construct a 16K × 4-bit memory, how many 4116 ICs are required?

1
2
3
4

Solution:

Which of these logic gates is considered a universal logic gate?

1
2
3
4

Solution:

Minimum number of NAND (two input) gates used to implement the Boolean function Z = B’ + A’C’ + AC.

1
2
3
4

Solution:

Which of the following digital circuits is used as a data selector?

1
2
3
4

Solution:

The switching function f(A,B,C,D) can be written as:

1
2
3
4

Solution:

Which integrated circuit is used to design both a decade counter and a divide-by-2 counter?

1
2
3
4

Solution:

In a Mealy machine, the input combinational circuit is also called the _____.

1
2
3
4

Solution:

What is the difference between a ring shift counter and a Johnson shift counter?

1
2
3
4

Solution:

Which of the following is a storage register ?

1
2
3
4

Solution:

The time taken by a successive-approximation register (SAR) analog-to-digital converter (ADC) to convert a voltage of 1V is 2 μs. If the range of the ADC is 0V-5V, calculate the time required to convert a voltage of 4V.

1
2
3
4

Solution: