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C Language
C++ language
JAVA
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( 1 ) What is object in C++ ?
- 1) Object is part of syntax of a class.
- 2) Object is datatype of a class.
- 3) Object is an instance of a class.
- 4) Object is function of a class.
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Show Answer Report Discussion in forumAnswer : 3) Object is an instance of a class.
Solution :
discussion
Answer : 3) Object is an instance of a class.
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( 2 ) Which of the following cannot be passed to a function?
- 1) Reference variable
- 2) Arrays
- 3) Class objects
- 4) Header files
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Show Answer Report Discussion in forumAnswer : 4) Header files
Solution :
discussion
Answer : 4) Header files
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( 3 ) The fields in the class in c++ program are by default
- 1) protected
- 2) private
- 3) public
- 4) None of these
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Show Answer Report Discussion in forumAnswer : 2) private
Solution :
discussion
Answer : 2) private
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( 4 ) How to access the object in the class?
- 1) scope resolution operator
- 2) ternary operator
- 3) direct member access operator
- 4) None of these
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Show Answer Report Discussion in forumAnswer : 3) direct member access operator
Solution : Objects in the method can be accessed using direct member access operator which is (.).
discussion
Answer : 3) direct member access operator
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( 5 ) Classes in c++ are ?
- 1) Fundamental data type
- 2) Primitive data type
- 3) Desired data type
- 4) Not defined
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Show Answer Report Discussion in forumAnswer : 3) Desired data type
Solution :
discussion
Answer : 3) Desired data type
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( 6 ) What is meant by containership?
- 1) class contains objects of other class types as its members
- 2) class contains objects of other class types as its objects
- 3) Both 1 & 2
- 4) None of these
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Show Answer Report Discussion in forumAnswer : 1) class contains objects of other class types as its members
Solution :
discussion
Answer : 1) class contains objects of other class types as its members
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( 7 ) Which Class allow primitive type to be accessed as object?
- 1) Storage
- 2) virtual
- 3) Friend
- 4) Wrapper
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Show Answer Report Discussion in forumAnswer : 2) virtual
Solution :
discussion
Answer : 2) virtual
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( 8 ) How do we declare an 'interface' class?
- 1) By making all the methods pure virtual in a c;ass
- 2) By making all the methods abstract using the keyword 'abstract' in a class
- 3) By declaring all the class as interface with the keyworf 'interface'
- 4) It is not possible to create interface class in C++
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Show Answer Report Discussion in forumAnswer : 1) By making all the methods pure virtual in a c;ass
Solution :
discussion
Answer : 1) By making all the methods pure virtual in a c;ass
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( 9 ) Pick out the correct statement about override.
- 1) Overriding refers to a derived class function that has the same name and signature as a base class virtual function.
- 2) Overriding has different names.
- 3) Both 1 & 2
- 4) None of these
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Show Answer Report Discussion in forumAnswer : 1) Overriding refers to a derived class function that has the same name and signature as a base class virtual function.
Solution :
discussion
Answer : 1) Overriding refers to a derived class function that has the same name and signature as a base class virtual function.
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( 10 ) The signature of function is
- 1) The number & type of arguments
- 2) The return type of a function
- 3) The class definition
- 4) None of these
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Show Answer Report Discussion in forumAnswer : 1) The number & type of arguments
Solution :
discussion
Answer : 1) The number & type of arguments
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