What do you understand by copy constructor in java?
- 1 Answers
- 1016 Views
- I also Faced
- E-Mail Answers
Answer / Jogender Singh
"A copy constructor is a special constructor in Java that creates and initializes a new object identical to an existing one. It copies the values of all instance variables from an existing object to a new object. The syntax is: CopyConstructorName(Object_to_copy);"
| Is This Answer Correct ? | 0 Yes | 0 No |
What are different types of multitasking?
What are access modifiers?
This is my code i have a doubt class ab implements a,b { public void add() { System.out.println("Hi") } } interface a { public void add(); } interface b { public void add(); } in this code i have two interface implemented in the class has same method.just i want to know which method of interface implemented in the class. interface a or interface b? confused me .
Write down program for following scenario. Use java coding standard. You have array list with some words in it..we will call it as dictionary….and you have a arbitrary string containing some chars in it. You have to go through each word of dictionary and find out if that word can be constructed with the help of chars from arbitrary string given. If you find the word print it else print none.
How to find the size of an array a)array.length() b)array.length c)array.size() d)array.size
posted in online test
What is an arraylist in java?
What is cr keyboard?
What is Interface?
What are the 4 types of characters?
What is the use of math abs in java?
Is 0 true or is 1 true?
Core Java 
