Why runnable interface is used in java?
What is temp in java?
What is a null check?
Can we use a switch statement with strings?
Which oo concept is achieved by using overloading and overriding?
What do you mean by an object in java?
Can we create an object if a class doesn't have any constructor ( not even the default provided by constructor ) ?
Explain the difference between extends thread vs implements runnable in java?
What do you mean by collectors in java 8?
What are streams in java 8?
What is a void method?
Can we serialize static variables in java?
How is it possible for two string objects with identical values not to be equal under the == operator?