CS304 Midterm Past Paper Spring 2006

MIDTERM EXAMINATION

SPRING 2006 CS304 – object oriented programming (Session - 1 ) Marks: Time: 120min

Student Name:

Center Name/Code:

Exam Date:

question:

1. This examination is closed book, closed notes, closed neighbors.

Q2. Answer all questions.

1. There is no choice.
2. You will have to answer all questions correctly in this examination to get the maximum possible marks.

Q4. Examination also consists of multiple-choice questions. Choose only one choice as your answer.

1. If you believe that two (or more) of the choices are the correct ones for a particular question, choose the best one.
2. On the other hand, if you believe that all of the choices provided for a particular question are the wrong ones, select the one that appears to you as being the least wrong.

Question 10 Total Marks

Q1. int *p=new int; (2 marks)

In the code given above, memory is allocated during program:

• compilation
• linking
• execution
• loading

Q2. The proper syntax to free the memory allocated to array a of five objects is (2 marks)

• free(a,5);
• delete(a,5);
• delete a; delete [] a;

Q3. What methods would you add to make this class declaration very useful? (6 marks)

Class Cat

int GetAge() const; private: int itsAge;

Q4. Write a class Coordinate that performs the mathematical operations (Addition and Multiplication) on its coordinates with the help of operator overloading. (18 marks)

Class Coordinate should have the following Private data members

1. xCord

Q2. yCord

1. Write a parameterized constructor to initialize its coordinates/data members.
2. Write member functions to Overload the following Operators and Display the Results after Operations.

1. +
2. *

Q5. Create a class named Employee, its data members are (17 marks)

i. empName ii. empDesignation iii. empSalary

a) Create the object of this class using parameterized constructor in order to initialize all the three data members i.e. empName, empDesignation and empSalary b) Write a member function of this class named increment (), this function will calculate the incremented salary of the employee. In increment function user will enter the increment amount in the current salary of the employee and displays the incremented salary after the addition of increment. c) write the getter and setter functions for the data members of this class

Q6. A system call (2 marks)

Is an entry point into the kernel code

Allows a program to request a kernel service

Is a technique to protect I/O devices and other system resources

All of the these

Q7. Logical address is generated by, (2 marks)

CPU

Compiler

Hard disk

None of the these