Blog: CS304 VU Midterm Current Papers Fall 2011 of Virtual University of Paksitan (www.vusolutions.com)

CS304 VU Midterm Current Papers Fall 2011 of Virtual University of Paksitan (www.vusolutions.com)

20 mcqs

6 subjective

Mostly mcqs from past papers – but 2 subjective questions from Past papers.

Subjective Part

Question 21:- (2 Marks)

Can constant object access the none constant member function of each class.

Answer:- (Page 106)

"Const objects can access only const member functions so chances of change of state of const objects once they are created 

are eliminated."

Question 22:- (2 Marks)

Friend functions minimize "Encapsulation", what is your opinion? 

Answer:- (PAGE 153)

Friend functions minimize encapsulation as we can access private data of any class Using friend functions,

This can result in:

v Data vulnerability

v Programming bugs

v Tough debugging

Question 23:- (3 Marks)

Write output of given code

Question 24:- (3 Marks)

Write output of given code

Question 25:- (5 Marks)

Correct the code given

Question 25:- (5 Marks)

Suppose a course consists of 45 lectures, 6 Assignments, 4 quizzes, 1GMDB also each lecture consists on 1 MDB

Find given below Association between different objects in this problem 

Simple Association

Composition 

Answer:-

Simple Association: - there is Simple Association between Lecture and MDB

Composition: - there is composition relation ship between course and its composer objects lectures, quiz, MDB, Assignments