Problem Solving and Object Oriented Programming - May 2014

Information Technology Engineering (Semester 3)

TOTAL MARKS: 100
TOTAL TIME: 3 HOURS (1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks.

Answer any one question from Q1 and Q2

1 (a) What are the two ways of sending data from one module to another module through the use of parameters? Explain with suitable example.(4 marks) 1 (b) Explain the concept of local variable and global variable with suitable example.(4 marks) 1 (c) n a multiplex the charges for a movie varies according to the age of the persons. Using the positive logic, develop a solution to print the ticket charges given the age of person:

Answer any one question from Q3 and Q4

3 (a) Explain the algorithm for reversing the elements of an array.(6 marks) 3 (b) Explain the various features of Object Oriented Programming.(6 marks) 4 (a) Define a Class Bank Account having data members and member functions as:
Data members:
1) Name of depositor
2) Account number
3) Type of account
4) Balance amount in the account.
Member functions:
1) To assign initial values
2) To deposit an amount
3) To withdraw an amount after checking the balance
4) To display name and balance.(6 marks) 4 (b) Write a short note on:
i) Table Lookup technique
ii) Pointer technique.(6 marks)

Answer any one question from Q5 and Q6

5 (a) What is inheritance? What are different types of inheritance?(6 marks) 5 (b) Explain constructor and destructor. What is need of virtual destructor?(7 marks) 6 (a) Write a C++ program to subtract 2 complex numbers using concept of overloading using friends function.(7 marks) 6 (b) Explain early binding and late binding.(6 marks)

Answer any one question from Q7 and Q8

7 (a) Explain Standard Template Library (STL).(6 marks) 7 (b) Write a C++ program to swap two numbers using concept of function template.(7 marks) 8 (a) Explain unformatted I/O, formatted I/O in detail.(6 marks) 8 (b) How to catch multiple exceptions ? Write a fragment of code to explain same concept.(7 marks)