OOPS
August 29, 2024OOPS
August 29, 2024OOPS
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Question 201
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A copy constructor is invoked when :
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a function returns by value
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an argument is passed by value
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a function returns by reference
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none of the above
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Question 201 Explanation:
A copy constructor is a special constructor for creating a new object as a copy of an existing object.
Features:
1. Initialize one object from another of the same type.
2. Copy an object to pass it as an argument to a function.
3. Copy an object to return it from a function.
Features:
1. Initialize one object from another of the same type.
2. Copy an object to pass it as an argument to a function.
3. Copy an object to return it from a function.
Correct Answer: B
Question 201 Explanation:
A copy constructor is a special constructor for creating a new object as a copy of an existing object.
Features:
1. Initialize one object from another of the same type.
2. Copy an object to pass it as an argument to a function.
3. Copy an object to return it from a function.
Features:
1. Initialize one object from another of the same type.
2. Copy an object to pass it as an argument to a function.
3. Copy an object to return it from a function.