Amrita Vishwa Vidyapeetham 2008 B.C.A Computer Application Electron Devices And Circuits BC 301 - Question Paper

B.C.A. Electron Devices And Circuits BC 301 May 2008
Time : 3 hours Maximum : 100 marks
ans for any 5 ques..
All ques. carry equal marks.
1. (a) Briefly discuss number system.
(b) Explain with suitable for Binary addition, Subtraction.
2. (a) Explain details about Logic gates.
(b) Prepare the subsequent binary number system:
(i) 011 011 ? 1100
(ii) 75.85 * 23.5.
3. (a) State and prove De Morgan's 3 theorems.
(b) Explain details about full adder and full subtractor.
4. (a) Discuss about the K.map with suitable example.
(b) Explain in details about shift register. Right and left.
5. (a) Write a summary about asynchronous counter and synchronous counter.
(b) Explain details about pn diode and characteristics.
6. (a) Briefly discuss about FET, JFET and MOSFET.
(b) Explain details about op-amp characteristics.
7. (a) Distinguish ranging from UJI and SCR.
(b) Explain about application of Op-Amp.
8. (a) Explain details about review of amplifier and oscillator.
(b) Discuss about gray code and ASCII code.

Earning:   Approval pending.