July 24, 2013

BCA3040 [Data Communication] Set1 Assignments

Bachelor of Computer Applications (BCA)
Semester 3
BCA3040 – Data Communication
(Book ID: B1644)
ASSIGNMENT - Set 1
3rd Sem Spring/Fall Assignments

Note: Answer all the questions.

1. Draw the basic block diagram of communication system and briefly explain about each
block.

2. What is modulation? Explain why is modulation required?

3. Write short notes on :
   i. Ground wave propagation
   ii. Sky wave propagation
   iii. Line of sight propagation

4. Briefly explain about ASK, FSK and PSK.

5. Explain about the Nyquist Bandwidth and Nyquist Theorem.

6. List and explain the different types of errors that occur during data transmission.

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