What is string literal in java?
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we cannot create an object of interface but we can create a variable of it
When you say String is immutable, what do you mean by that? Say I have String s = "Ness" s= s+"Technologies"; What will happen? If the value gets appended, then what is the meaning of immutable here?
What is sortedmap interface?
What are the two major components of JDBC?
What is the life cycle of an Applet ?
what is mean by String and StringBuffer? What is mean by Methooverriding and Overloading?
How many objects are created when we create String class object using new operator?
Which class represents the socket that both the client and server use to communicate with each other?
Explain differences between collection api and stream api?
What is set in java?
What is meant by singleton class?
What is singleton class and how can we make a class singleton?