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Posted By: shreesh vishwakarma Member Level: Bronze Posted Date: 27 Sep 2007
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2006 Baba Saheb Bhimrao Ambedkar University Computer Fundamental & Digital Electronics Question paper
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MCA-101
Computer Fundamental and Digital Electronics
Answer any five questions, question no 1 is compulsory Max Marks 100
1.(a)What are the storage devices? Explain the different kinds of the storage devices [marks 10]
(b)What are the differences between CMOS & PMOS? Explain these with the help of diagram.[marks 10]
2.(a)What are the differences between the machine language & higher level languages with suitable examples? [marks 10]
(b)What are the differences between the compiler and interpreter with suitable examples? [marks 10]
3.(a) What is K-Map? Design for ?m(0,2,6,10,12) [marks 10]
(b) What are the differences between application software and system software.Explain these with suitable examples. [marks 10]
4.(a)Perform the following operations [marks 10]
(a) 11011 + 10001
(b) 11000 x 11
(c) 11111/10
(d) 10111-10001
(b) What are the differences between full & half adders? Explain these with the help of diagram [marks 10]
5 (a) What is the counter. Explain the different types of counters. Explain ring counter [marks 10]
(b) What are the differences between multiplexing and demultiplexing? [marks 10]
6 (a)What are computer network topologies? Explain LAN with suitable examples [marks 10]
(b)What is the register? Explain the operations of the register [marks 10]
7(a) Design the logic circuit for the following [marks 10]
R= ( X’+Y’+Z’)’+ (X’*Y’*Z’)’+ (X’+Y’)’+ (Y’+Z’)’
(b) Define the following JK Flip flop, RS Flip flop. [marks 10]
8 Define the following terms [marks 20]
a. Operating system
b. IT Applications
c. Boolean functions
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