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
