CTEVT Diploma Level Second Year Second Part | Electronics Device and Logic Circuits | Question Paper 2077
DOWNLOAD PDF | CTEVT Diploma Level Second Year Second Part Electronics Device and Logic Circuits Exam Question Paper 2077.
Candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.
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Attempt Any Five questions.
1.
a) Differentiate between analog and digital signal with examples. Write down the advantages of two state operation. [2+6=8]
b) Solve the following: [4x2=8]
(i) (123.4)₈ = (?)₁₀
(ii) (2AC)₁₆ = (?)₈
(iii) Divide (1101)₂ ÷ (100)₂
(iv) Subtract (10101)₂ from (11010)₂
2.
a) State and prove De-Morgan's theorem. [5+3=8]
b) Reduce the following logical expression or function. [4+4=8]
i) AB + A + A
ii) F(A,B,C,D) = 𝛴m (1,5,7,8,9,10,11,12,13,14,15)
3.
a) Define Multiplexer. Explain the operation and truth table of 8:1 multiplexer. [2+6=8]
b) Explain the operation of CMOS as NOR gate with a diagram. [8]
4.
a) Define Flip-Flop. Explain the operation of 'JK' Flip-Flop. [8]
b) Explain the operation of successive approximation analog to digital (ADC) conversion with a diagram. [8]
5.
a) Draw and explain the basic architecture 8085 microprocessor. [8]
b) Explain about the application of counter using digital clock. [8]
6. Write short notes on: (Any Four) [4x4=16]
(a) Ring counters.
(b) 14 segment display.
(c) EEPROM and EEROM.
(d) Shift Register.
(e) Encoder and Decoder.
Good Luck!
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