SMU MCA SUMMER 2014 ASSIGNMENTS

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SEM 1 MCA SUMMER 2014 ASSIGNMENTS

MCA1010- FUNDAMENTALS OF COMPUTER AND IT

1. Explain briefly:

a) Super computer

b) Mainframe computer

2. What is Boolean algebra? Explain briefly Decimal and Binary number systems.

3. What is the significance of Processor mode? Explain three types of processor modes.

4. Explain the features of a mouse and a track ball

5. What is data communication? Explain different Data Transmission methods.

6. What is an IP address? Describe the classes of IP addresses.

MCA1020- PROGRAMMING IN C

1. Explain the history of C language. What are the advantages of C language?

2. Write short notes on:

a) scanf()

b) printf()

3. Describe about static and external variables.

4. Distinguish between pass by value and pass by reference with the help of an example.

5 Define macro. How we can declare a macro statement? Explain with an example.

6 What is the use of fopen () and fclose () function? List and explain different modes for opening a file.

MCA1030- FOUNDATION OF MATHEMATICS

1 State Leibnitz’s theorem. Find the nth derivative of(��)= ��2������, using Leibnitz theorem.

2 Define Tautology and contradiction. Show that

a) (pÚ q) Ú (~ p) is a tautology.

b) (pÙ q) Ù (~ p) is a contradiction

3 State Lagrange’s Theorem. Verify Lagrange’s mean value theorem for the function f(x) = 3 x2 – 5x + 1 defined in interval [2, 5]

4 Define Negation. Write the negation of each of the following conjunctions:

a) Paris is in France and London is in England.

b) 2 + 3 = 5 and 8 < 10.

5 Find the asymptote parallel to the coordinate axis of the following curves

(i) (��2+��2)−����2=0

(ii) ��2��2−��2(��2+��2)=0

6 Define (i) Set (ii)Null Set(iii) Subset(iv)Power set (v)Union set

MCA1040- SYSTEM ANALYSIS AND DESIGN

1 Describe the following:

a) Transaction Processing Systems (TPS) b) Management Information Systems (MIS) c) Decision Support Systems (DSS) d) Office Automation Systems (OAS)

2 Define attributes. What are the two attribute classifications? Explain about properties and characteristics.

3 Differentiate between logical entity relationship and physical entity relationship

4 Write short notes on:

a. Data Dictionary

b. Data Element

c. Data Structure

d. Data Store

e. Data Flow

5 What are the different types of methods used for the training of operators and users? Discuss.

6 Explain the concept of inheritance and polymorphism with example.