With each visit of this Programming in C++ online Quiz / Practice Test, the list of MCQs / Objective Questions presented will be different, offering you a diverse set of practice opportunities. This variability encourages you to practice extensively, refining the accuracy of your answers and your overall grasp of the content. By utilizing this resource, you can hone your skills and become more adept at managing time constraints during actual exams.
Test Instructions Question type Randomized MCQs.Changes every time you visit the test Total Number of Questions 30 Time Limit 20 Minutes Points 1 Point for each Question
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Question 1 of 30
Q-1.A struct is the same as a class except that
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Question 2 of 30
Q-2.Usually a pure virtual function
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Question 3 of 30
Q-3.Which of the statements is true in a protected derivation of a derived class from a base class?
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Question 4 of 30
Q-4.What will be the values of x, m and n after the execution of the following statements?
int x, m, n;
m = 10;
n = 15;
x = ++m + n++;
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Question 5 of 30
Q-5.If we create a file by ‘ifstream’, then the default mode of the file is _________
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Question 6 of 30
Q-6.A variable defined within a block is visible
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Question 7 of 30
Q-7.It is possible to declare as a friend
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Question 8 of 30
Q-8.In C++, dynamic memory allocation is accomplished with the operator ____
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Question 9 of 30
Q-9.Which of the following ways are legal to access a class data member using this pointer?
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Question 10 of 30
Q-10.To perform stream I/O with disk files in C++, you should
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Question 11 of 30
Q-11.Declaration of a pointer reserves memory space
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Question 12 of 30
Q-12.The break statement causes an exit
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Question 13 of 30
Q-13.What will be the output of the following program? #include iostream.h
void main()
{
float x=5,y=2;
int result;
result=x % y;
cout result;
}
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Question 14 of 30
Q-14.Which of the following statements is NOT valid about operator overloading?
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Question 15 of 30
Q-15.What is the output of the following codechar symbol[3]={‘a’,‘b’,‘c’};
for (int index=0; index<3; index++)
cout << symbol [index];
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Question 16 of 30
Q-16.A class defined within another class is:
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Question 17 of 30
Q-17.What will be the output of following program? #include
void main()
{
float x;
x=(float)9/2;
cout x;
}
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Question 18 of 30
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Question 19 of 30
Your Answer:Correct
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Question 20 of 30
Q-20.Overloading a postfix increment operator by means of a member function takes
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Question 21 of 30
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Question 22 of 30
Q-22.A pointer to the base class can hold address of
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Question 23 of 30
Q-23.Which of the following is the valid class declaration header for the derived class d with base
classes b1 and b2?
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Question 24 of 30
Q-24.A virtual class is the same as
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Question 25 of 30
Q-25.Which of the following is not the characteristic of constructor.
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Question 26 of 30
Q-26.Consider the following statements char *ptr;
ptr = “hello”;
cout << *ptr; What will be printed?
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Question 27 of 30
Q-27.In which case is it mandatory to provide a destructor in a class?
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Question 28 of 30
Q-28.An exception is caused by
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Question 29 of 30
Q-29.Maximum number of template arguments in a function template is
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Question 30 of 30
Q-30.Which of the following expressions is illegal?
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