MSBTE 313305 Digital Techniques and Microprocessors Lab Manual Answers K Scheme 3rd Semester is an essential part of the diploma in electronics and computer engineering curriculum. This lab manual provides students with practical knowledge of digital logic circuits, number systems, sequential and combinational circuits, and microprocessor programming. It helps students bridge the gap between theoretical concepts and real-world applications of digital systems.

By studying this subject, students learn how digital circuits function, how microprocessors process instructions, and how to design efficient digital systems.

Objectives of the Lab Manual

1. To understand number systems and digital codes.
2. To design and analyze combinational circuits such as adders, multiplexers, and decoders.
3. To study sequential circuits including flip-flops, counters, and registers.
4. To learn the architecture of microprocessors and assembly-level programming.
5. To gain hands-on practice with 8085 microprocessor instruction sets.
6. To develop problem-solving skills by applying concepts of digital techniques and microprocessor programming.

Importance of Digital Techniques and Microprocessors

• Fundamental for careers in electronics, computer science, and embedded systems.
• Provides the base for microcontroller and advanced processor studies.
• Helps in understanding digital hardware design and interfacing techniques.
• Builds skills for placement preparation and higher studies in VLSI, robotics, and IoT.

Lab Manual Structure

Each experiment includes Aim, Apparatus, Theory, Circuit Diagram/Program, Procedure, Observations, and Conclusion.

Some key practicals are:

1. Conversion between number systems.
2. Implementation of basic logic gates.
3. Design of half adder and full adder.
4. Study of flip-flops and counters.
5. Implementation of multiplexers and demultiplexers.
6. Execution of 8085 assembly programs (addition, subtraction, data transfer, logical operations).
7. Interfacing techniques with microprocessors.

MSBTE External Basic Practical Viva/Oral Questions and Answers

Here are Some Basic Practical Viva/Oral Questions with Simple Answers for MSBTE External VIVA/Oral Question and Answers K Scheme Computer/AI/ML/IT Engineering 3rd Semester from MSBTE 313305 Digital Techniques and Microprocessors Manual Answers or MSBTE 313305 DTM Lab Manual Answers:

Q1. What is a number system?

Answer: A number system is a way of representing numbers using symbols. Common systems include binary, decimal, octal, and hexadecimal.

Q2. What is the binary system?

Answer: A number system that uses only two digits, 0 and 1, to represent numbers.

Q3. Define logic gate.

Answer: A logic gate is a basic building block of digital circuits that performs a logical operation like AND, OR, NOT.

Q4. What is a truth table?

Answer: A table that shows all possible input combinations and corresponding output of a logic gate or circuit.

Q5. What is a half adder?

Answer: A combinational circuit that adds two single-bit numbers and produces sum and carry outputs.

Q6. What is a full adder?

Answer: A circuit that adds three input bits (two operands and carry) to produce sum and carry outputs.

Q7. What is a multiplexer?

Answer: A circuit that selects one input from multiple inputs and passes it to the output based on selection lines.

Q8. What is a demultiplexer?

Answer: A circuit that takes one input and distributes it to one of many outputs.

Q9. Define flip-flop.

Answer: A sequential circuit used to store one bit of data.

Q10. What is an SR flip-flop?

Answer: A flip-flop with Set and Reset inputs used for storing a single bit.

Q11. What is a JK flip-flop?

Answer: A flip-flop that overcomes the invalid state of SR flip-flop and allows toggling.

Q12. What is a D flip-flop?

Answer: A flip-flop that transfers input D to output Q on a clock pulse.

Q13. What is a counter?

Answer: A sequential circuit that counts clock pulses.

Q14. What are the types of counters?

Answer: Asynchronous (ripple) and synchronous counters.

Q15. What is a register?

Answer: A group of flip-flops used to store multiple bits of data.

Q16. What is the function of an encoder?

Answer: Converts multiple inputs into a binary code.

Q17. What is the function of a decoder?

Answer: Converts binary input into a specific output line.

Q18. What is the 8085 microprocessor?

Answer: An 8-bit microprocessor developed by Intel used for arithmetic and logical operations.

Q19. How many pins are in the 8085 microprocessor?

Answer: 40 pins.

Q20. How many address lines does the 8085 microprocessor have?

Answer: 16 address lines.

Q21. How many data lines are in 8085?

Answer: 8 data lines.

Q22. What is the clock frequency of 8085?

Answer: Typically 3 MHz.

Q23. What is an instruction set?

Answer: A collection of instructions that a microprocessor can execute.

Q24. Name categories of 8085 instructions.

Answer: Data transfer, arithmetic, logical, control, and branching instructions.

Q25. What is machine cycle?

Answer: The time taken to complete one operation of accessing memory or I/O.

Q26. What is T-state?

Answer: One subdivision of a machine cycle corresponding to one clock period.

Q27. What is the difference between microprocessor and microcontroller?

Answer: A microprocessor is CPU only, while a microcontroller includes CPU, memory, and peripherals on one chip.

Q28. What is opcode?

Answer: Part of an instruction that specifies the operation to be performed.

Q29. What is operand?

Answer: The data on which the operation is performed.

Q30. Why are digital techniques important?

Answer: Because they provide reliable, fast, and efficient ways of designing and implementing modern electronic systems.

FAQs on MSBTE 313305 Digital Techniques and Microprocessors Lab Manual Answers

Q1. What does the MSBTE 313305 Digital Techniques and Microprocessors Lab Manual cover?
Answer: It covers experiments on number systems, logic gates, adders, multiplexers, flip-flops, counters, and 8085 microprocessor programming.

Q2. Why is this lab manual important for diploma students?
Answer: It helps students gain practical skills in digital electronics and microprocessor programming, which are essential for careers in electronics and computer fields.

Q3. Where can I download the PDF of this lab manual with answers?
Answer: You can download it from www.diplomasolution.com.

Q4. How to Download this Lab Manual Answers PDF?
Answer: Visit www.diplomasolution.com and download directly.

Q5. How to download all IMP exam questions?
Answer: All important exam questions are available at www.diplomasolution.com.