FUNDAMENTALS OF COMPUTER

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SYSTEMS DEVELOPMENT ANALYSIS

APPLICATION DEVELOPMENT PROCESSES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When a developer wants to create an exact copy of an object, s/he has to create a new object of the same class.
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Clone() method in Java Object cloning refers to the creation of an exact copy of an object. It creates a new instance of the class of the current object and initializes all its fields with exactly the contents of the corresponding fields of this object.

Detailed explanation-2: -The object cloning is a way to create exact copy of an object. The clone() method of Object class is used to clone an object. The java.lang.Cloneable interface must be implemented by the class whose object clone we want to create.

Detailed explanation-3: -The clone() method of the class java. lang. Object accepts an object as a parameter, creates and returns a copy of it.

Detailed explanation-4: -var clone = Object. assign(, obj); The Object. assign() method is used to copy the values of all enumerable own properties from one or more source objects to a target object.

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