### About Digital Electronics

Below are best multiple choice questions on **Digital Electronics** along with answers that help you to revise your Digital Electronics skills before exams.

## Digital Electronics MCQ Questions With Answers

### Q1. What is ripple carry adder?

### Q2. What is the maximum possible range of bit-count specifically in n-bit binary counter consisting of ‘n’ number of flip-flops?

### Q3. What is the difference between a shift-right register and a shift-left register?

### Q4. What is the preset condition for a ring shift counter?

### Q5. How many 16K * 4 RAMs are required to achieve a memory with a capacity of 64K and a word length of 8 bits?

### Q6. What must be done to interface TTL to CMOS?

### Q7. What causes low-power Schottky TTL to use less power than the 74XX series TTL?

### Q8. What are the major differences between the 5400 and 7400 series of ICs?

### Q9. How many select lines would be required for an 8-line-to-1-line multiplexer?

### Q10. A 4-bit R/2R ladder digital-to-analog converter uses ________.

### Q11. In which of the following base systems is 123 not a valid number?

### Q12. The number of Boolean functions that can be generated by n variables is equal to

### Q13. The only function of NOT gate is to ___________.

### Q14. In Boolean algebra, the bar sign (-) indicates ___________.

### Q15. The inputs of a NAND gate are connected together. The resulting circuit is ___________.

### Q16. Which is a typical application of digital signal processing?

### Q17. A NAND gate is called a universal logic element because

### Q18. Among the logic families, the family which can be used at very high frequency greater than 100 MHz in a 4 bit synchronous counter is

### Q19. In the boolean algebra, a variable has ________ different state(s)/value(s).

### Q20. Which type of CPLD packaging can provide maximum number of pins on the package due to small size of the pins?

### Q21. An AND gate will function as OR if

### Q22. Most of the digital computers do not have floating point hardware because

### Q23. Which is the example of digital device from the given option ?

### Q24. Which of the following is Universal Gate?

### Enjoyed the Quiz. Share this with friends