SMU BCA SEM 3 FALL 2015 ASSIGNMENTS

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SMU BCA SEM 3 FALL 2015 ASSIGNMENTS

BCA-3010

1 Find the Taylors Series for (x)=x^3−10x^2+6 about x0=3

2. Find a real root of the transcendental equation cos x – 3x+1 = 0, correct to four decimal places using iteration method

3. Solve the equations

2x + 3y + z = 9

x + 2y + 3z = 6

3x + y + 2z = 8

by LU decomposition method.

4. Fit a second degree parabola y = a + bx + cx2 in the least square method for the following data and hence estimate y at x = 6.

X	1	2	3	4	5
Y	10	12	13	16	19

5. The population of a certain town is shown in the following table

Year X	1931	1941	1951	1961	1971
Population Y	40.62	60.80	79.95	103.56	132.65

6. Solve of yn+2−2 Cos ayn+1+yn=Cos an.

BCA-3020

1 What is data independence? Briefly explain.

2 What is a table in relational data model? List the properties of relational tables.

3 List and explain the important responsibilities of database manager.

4 Explain the Sequential File Organization with the help of diagrams.

5 What is view? List its advantages.

6 Write a note on the following

a) SUBSET Mapping

b) SUPERSET Mapping

BCA-3030

1 Write the instructions one should follow while installing the new Motherboard.

2 How do you to take decision on whether to replace or repair the Motherboard? Explain

3 How do you rectify the BUS errors? List out points one should consider while connecting Bus to the various components.

4 What is POST? What are the various steps performed by the POST to check for resource availability

5 Discuss any five guidelines that we need to follow while troubleshooting the hardware problem

6 How do you solve of problem if you don't hear anything from the sound card?

BCA-3040

1 What is Communication System? Briefly explain the important elements of communication system.

2 What is modulation? Explain why modulation is required?

3 Write short note on:

1. Ground Wave Propagation

2. Sky Wave Propagation

4 Briefly explain Nyquist theorem with mathematical representation.

4 What is Time-division multiplexing (TDM)? Explain.

5 What is Channelization? Briefly explain three channelization techniques.

6 What are the advantages of packet switching over circuit switching?

BCA-3050

1 Explain personality. Name its different categories.

2 Discuss the concept and applications of time management and explain recognizing the importance of time.

3 Discuss the Role and Functions of a good leader.