Digital circuits and logic design
Previous year question paper with solutions for Digital circuits and logic design
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- Explain the K-map reduction technique.
- Write a short note on ASCII code.
- Explain the ECL circuit.
- Calculate the number of select lines in 16 to 1 multiplexer?
- Explain the NOR Gate. Specify its symbol.
- Built a full adder from half adder circuits
- List any four characteristics of logic gates.
- Convert decimal 177.25 to octal number.
- Compare between TTL and CMOS logic.
- Write the applications of EX–OR gate.
- 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.
- Differentiate between synchronous and asynchronous counters.
- How do Demultiplexer differ from Decoder?
- Subtract –26 from 67 using 2’s complement.
- Convert : (153.513)10 = ( )8
- Outline two major applications of multi-vibrators?
- Are CMOS memory chips better over bipolar memory chips? Comment.
- What is meant by resolution of an A/D convertor?
- Find x : (BEE)x = (2699)10
- A preset able counter has sixteen flip-flops. If the preset number is 125, what is the modulus?
- What is the minimum voltage value that is considered as high stage input for TTL logic family?