SMU BCA SEM 3 FALL 2017 ASSIGNMENTS

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SMU BCA SEM 3 FALL 2017 ASSIGNMENTS

BCA311 - COMPUTER ORIENTED NUMERICAL METHODS

Assignment Set -1

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

2 Find the Taylors Series for (x) = x3-10x2+ 6 about x0=3

3 Solve the equations

2x + 3y + z = 9

x + 2y + 3z = 6

3x + y + 2z = 8

by LU decomposition method.

Assignment Set -2

1 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

2 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

Find the rate of growth of the population in 1961.

3 Solve of 𝑦𝑛+2−2 𝐶𝑜𝑠𝛼 𝑦𝑛+1+𝑦𝑛=𝐶𝑜𝑠 𝛼𝑛.

BCA-312 Data Base Management System(DBMS)

Assignment Set -1

1 List and explain the important responsibilities of database manager.

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

3 What is data independence? Briefly explain.

Assignment Set -2

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

2 What is view? List its advantages.

3 Write a note on the following

a) SUBSET Mapping

b) SUPERSET Mapping

BCA313 -UNDERSTANDING PC & TROUBLE SHOOTING

Assignment Set -1

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

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.

Assignment Set -2

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

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

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

BCA 314 – DATA COMMUNICATION

Assignment Set -1

1 What is Channelization? Briefly explain three channelization techniques.

2 What is modulation? Explain why modulation is required?

3 Write a note on:

 Ground Wave Propagation

 Sky Wave Propagation

Assignment Set -2

1 Briefly explain Nyquist theorem with mathematical representation.

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

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

BCA 315– Soft Skill - Personality Development

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

2 Explain personality. Name its different categories.

3 Discuss the Role and Functions of a good leader.

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