SMU MCA SEM 1 FALL 2014 ASSIGNMENTS

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MCA1010- FUNDAMENTALS OF COMPUTER AND IT

1 Write short notes on any five Input devices. 2*5 10

2 Differentiate combinational circuit and Sequential circuits. 5+5 10

3 What is computer memory? Explain its types. 4+6 10

4 Explain the features of a mouse and a track ball 5+5 10

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 Define operators. Briefly explain about any four Operators in C.

2 Differentiate between while and do-while statements. 5+5 10

3 Describe about static and external variables. 5+5 10

4 Define structure. What is the syntax for defining a structure? Write a simple program using structure.

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 (i)State Cauchy’s Theorem.

(ii)Verify Cauchy’s Theorem for the following function 𝑆𝑖𝑛𝑥,𝐶𝑜𝑠𝑥 𝑖𝑛 [0,𝜋2]

2 Define Tautology and contradiction. Show that

a) (p q)  (~ p) is a tautology.

b) (p q)  (~ 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) (𝑥2+𝑦2)𝑥−𝑎𝑦2=0

(ii) 𝑥2𝑦2−𝑎2(𝑥2+𝑦2)=0

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

MCA1040- SYSTEM ANALYSIS AND DESIGN

1 Differentiate Real time systems and Distributed systems.

2 What do you mean by system’s state of equilibrium? Also illustrate the process of stabilizing system.

3 What is structured design? Illustrate the process of modularisation. Also discuss modular design technique.

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.