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Computer Science and IT MCQs
Introduction to Programming
Quiz # 4, MCQs
-
1)
The normal source of cin object is,
- A) File
- B) Disk
- C) Keyboard
- D) RAM
-
2)
Which of the following is correct way to initialize a variable x of int type with value 10?
- A) int x ; x = 10;
- B) int x = 10;
- C) int x, x = 10;
- D) x = 10;
-
3)
Consider the following code segment. What will be the output of the following program?
int func(int) ;
int num = 10 ;
int main(){
int num ;
num = 5 ;
cout << num ;
cout << func(num) ;
}
int func(int x){
return num ;
}
- A) 5, 5
- B) 10, 5
- C) 5, 10
- D) 10, 10
-
4)
The first parameter of operator function for << operator,
- A) Must be passed by value
- B) Must be passed by reference
- C) Can be passed by value or reference
- D) Must be object of class
-
5)
While calling function, the arguments are assigned to the parameters from _____________.
- A) left to right.
- B) right to left
- C) no specific order is followed
- D) none of the given options.
-
6)
Classes defined inside other classes are called ________ classes
- A) looped
- B) nested
- C) overloaded
- D) none of the given options.
-
7)
If we define an identifier with the statement #define PI 3.1415926 then during the execution of the program the value of PI __________.
- A) can not be replaced
- B) None of the given options
- C) Remain constant.
- D) can be changed by some operation
-
8)
A template function must have
- A) One or more than one arguments
- B) Only one argument
- C) Zero arguments
- D) None of the given options
-
9)
Structured Query Language is used for ______________
- A) Databases Management
- B) Networks
- C) Writing Operating System
- D) none of the given options
-
10)
What is the sequence of event(s) when deallocating memory using delete operator?
- A) Only block of memory is deallocated for objects
- B) Only destructor is called for objects
- C) Memory is deallocated first before calling destructor
- D) Destructor is called first before deallocating memory
