Digital circuits and logic design
Previous year question paper with solutions for Digital circuits and logic design
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- Define the term decoder
- Convert the following logic functions in a product of maxterms form. F(A,B,C') = (A' + B)(B' + C')
- Represent (–11) in 2’s compliment form using 5 bits.
- How many select lines are required for 10 to 1 MUX?
- Why we need shift registers?
- Realize AND gate using only NOR gates
- Which flip flop is preferred for data transfer?
- List various A/D convertors.
- Give and logic diagram and characteristics table of a clocked D flip flop.
- What is bi-directional shift register?
- Solve (10101)2 + (10011)2
- What is l’s complement? Explain with example
- Explain De-Morgan’s theorem
- Which device can be used to change from serial data to parallel data?
- What do you understand by volatile memory?
- What is the difference between PROM and EPROM?
- Write the name of various types of Analog to Digital Convertors.
- What is the use of Dynamic RAM?
- What can be done to avoid racing problem in JK-Flip flop?
- Write one advantage of ECL logic family
- What are ASCII codes? What are their applications?
- Explain binary to gray conversion
- What is race condition? In which of the flip-flops it is a problem.
- What is the difference between a sequential and combinational circuit?
- What are the applications of flip-flops?
- What is the difference between digital and binary?
- What are synchronous counters?
- What are shift registers?
- What are Min and Max terms?
- What are charged coupled device memories?