B.TECH - Semester 3 digital electronics Question Paper 2021 (may)
Practice authentic previous year university questions for better exam preparation.
Sample Questions
- Siale and prove De Morgan 's Theorem.
- Write VHDL program for NOR and NAND gate.
- Design a hall adder circuil and realize using NAND gales only.
- Realise a full adder using the $3 \times 8$ decoder.
- Compare the characteristics of TTL and CMOS logic families
- Realise a full adder using two hall adders.
- Draw the trulh - table and logic circuil diagram of a ring counter.
- How can a 74121 be conligured as a monoslable multivibralor for a described pulse width?
- Distinguish between sequential and combinational circuils.
- What is the difference between a Moore amid Mealy machines? Explain with examptes. Answer any two from the module．Each question carries 10 marks． 11．Simplify the following Boolean expression using K－Map and realize it using NAND gate unil $F(A, B, ...