Question: Which of the following provides a reuse mechanism?
[A]. Abstraction
[B]. Inheritance[C]. Dynamic binding
[D]. Encapsulation
[B]. Inheritance[C]. Dynamic binding
[D]. Encapsulation
Answer: Option B
C++ Programming
Cpp Programming 79 – Which of the following problem causes an exception?
Question: Which of the following problem causes an exception?
[A]. Missing semicolon in statement in main().
[B]. A problem in calling function.[C]. A syntax error.
[D]. A run-time error.
[B]. A problem in calling function.[C]. A syntax error.
[D]. A run-time error.
Answer: Option D
Cpp Programming 80 – Which of the following ways are legal to access a class data member using this pointer?
Question: Which of the following ways are legal to access a class data member using this pointer?
[A]. this->x
[B]. this.x[C]. *this.x
[D]. *this-x
[B]. this.x[C]. *this.x
[D]. *this-x
Answer: Option A
Cpp Programming 81 – Which one of the following options is correct about the statement given below? The compiler checks the type of reference in the object and not the type of object.
Question: Which one of the following options is correct about the statement given below? The compiler checks the type of reference in the object and not the type of object.
[A]. Inheritance
[B]. Polymorphism[C]. Abstraction
[D]. Encapsulation
[B]. Polymorphism[C]. Abstraction
[D]. Encapsulation
Answer: Option B
Cpp Programming 82 – What will happen if a class is not having any name?
Question: What will happen if a class is not having any name?
[A]. It cannot have a destructor.
[B]. It cannot have a constructor.[C]. It is not allowed.
[D]. Both A and B.
[B]. It cannot have a constructor.[C]. It is not allowed.
[D]. Both A and B.
Answer: Option D
Cpp Programming 83 – Which inheritance type is used in the class given below? class A : public X, public Y {}
Question: Which inheritance type is used in the class given below? class A : public X, public Y {}
[A]. Multilevel inheritance
[B]. Multiple inheritance[C]. Hybrid inheritance
[D]. Hierarchical Inheritance
[B]. Multiple inheritance[C]. Hybrid inheritance
[D]. Hierarchical Inheritance
Answer: Option B
Cpp Programming 84 – Which of the following statements regarding inline functions is correct?
Question: Which of the following statements regarding inline functions is correct?
[A]. It speeds up execution.
[B]. It slows down execution.[C]. It increases the code size.
[D]. Both A and C.
[B]. It slows down execution.[C]. It increases the code size.
[D]. Both A and C.
Answer: Option D
Cpp Programming 85 – Which of the following statement is correct?
Question: Which of the following statement is correct?
[A]. A constructor is called at the time of declaration of an object.
[B]. A constructor is called at the time of use of an object.[C]. A constructor is called at the time of declaration of a class.
[D]. A constructor is called at the time of use of a class.
[B]. A constructor is called at the time of use of an object.[C]. A constructor is called at the time of declaration of a class.
[D]. A constructor is called at the time of use of a class.
Answer: Option A
Cpp Programming 86 – Which of the following factors supports the statement that reusability is a desirable feature of a language?
Question: Which of the following factors supports the statement that reusability is a desirable feature of a language?
[A]. It decreases the testing time.
[B]. It lowers the maintenance cost.[C]. It reduces the compilation time.
[D]. Both A and B.
[B]. It lowers the maintenance cost.[C]. It reduces the compilation time.
[D]. Both A and B.
Answer: Option D
Cpp Programming 87 – Which of the following is not a type of constructor?
Question: Which of the following is not a type of constructor?
[A]. Copy constructor
[B]. Friend constructor[C]. Default constructor
[D]. Parameterized constructor
[B]. Friend constructor[C]. Default constructor
[D]. Parameterized constructor
Answer: Option B