22320 Digital Techniques MSBTE Exam Important Questions

 22320 Digital Techniques MSBTE Exam Important Questions 


22320 IMP

Digital Techniques is a field of study that deals with the principles and applications of digital electronics, including the representation of data in digital form and the design and operation of digital circuits and systems. Some topics that may be covered in an MSBTE Digital Techniques exam include:

  • Number systems: the different ways in which numbers can be represented, including binary, decimal, and hexadecimal
  • Boolean algebra: the algebraic principles used to represent and manipulate logical expressions and functions
  • Logic gates: the basic building blocks of digital circuits, including AND, OR, NOT, NAND, NOR, and XOR gates
  • Combinational circuits: digital circuits that perform logical operations on input signals to produce output signals
  • Sequential circuits: digital circuits that store and process data over time, including flip-flops, registers, and counters
  • Memory devices: the types and characteristics of memory devices used in digital systems, including ROM, RAM, and EPROM
  • Digital-to-analog and analog-to-digital conversion: the principles and techniques used to convert between digital and analog signals
  • Data communication: the principles and methods used to transmit and receive data over a communication channel, including serial and parallel communication, error detection and correction, and protocols
  • NOTE: These are not formal MSBTE Questions We Provide Important Practice Questions for Students to Score Good Marks in Exam and this Questions is based on Important Topics of Syllabus and Repeated Ones. So, with the help of this we help student to Not get KT / or /They will Not get Fail in Exam.

To prepare for an MSBTE Digital Techniques exam, it is important to review and understand the material covered in your classes and to practice applying your knowledge through practice problems. It may also be helpful to review past exam questions, if they are available, and to work with your classmates or seek assistance from your instructors if you have any questions or need clarification on any topics.

a) List the binary, octal and hexadecimal numbers for decimal no. 0 to 15.

b) Define fan-in and fan-out  of a gate.

c) Compare between synchronous and asynchronous counter (any two points).

d) State two specification of DAC.

e) Write the gray code to given no. (0)2 = (?) Gray.

f) Define encoder, write the IC number of IC used as decimal to BCD encoder.

g) Draw the logical symbol of EX-OR and EX-NOR gate.

a)       Convert:

(i)     (AD92 . BC A)16 =   (?)10 = (?)8 = (?)2


c)       Explain the flowing characteristics w.r.t logic families:

(i)          Noise margin

(ii)        Power dissipation

(iii)      Figure of merit

(iv)       Speed of operation

d) Draw logic diagram of  half adder  circuit

a) Draw the circuit of successive approximation type ADC and explain it’s working.

b) Describe the operation of R-5 flip-flop using NAND gates only.

c) Give classification of memory and compare RAM and ROM (any four points).

d) State the applications of shift register.


a)       Subtract the given number using 2’s complement method:

(i)     (^^0^^)2 (^^^00)2

(ii)    (^0^0)2 (^0^)2

b)       State De-Morgan’s theorem and prove any one.

c)       Compare between PLA and PAL.

d)       Reduce the following expression using K-map and implement it F (A, B, C, D) = p M (1,3,5,7,8,10,14)

e)       Describe the working of J-K flip- flop and state the race around condition.



5. Attempt any TWO  of  the following: 12

a) Design BCD to seven segment decoder using IC 7447 with its truth table.

b) Describe the working of 4 bit universal shift register.

c) Design basic logic gates using NAND and NOR gate.

6. Attempt any TWO of the following: 12

a) Design a mod-6 Asynchronous counter with truth-table and logic.

b) Design :8 demultiplexer using 1:4 demultiplexer.

c) Draw the circuit diagram of 4 bit R-2R ladder DAC and obtain its output voltage expression.






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