Answer Posted / srinu

String is collection of characters are enclosed with double
quation.

Is null an object java?

750

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What is the r character?

805

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What is the difference between synchronized and synchronized block?

804

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What do you understand by Header linked List?

823

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What is object-oriented programming?

802

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Can a class extend more than one class?

855

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What is a predicate method?

756

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what is an objects lock and which objects have locks? : Java thread

791

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Give me an example of array and linked list? Where they can be used?

771

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What is functional interface in javatpoint?

732

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What are the different types of collections in java?

741

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What type of variable is error flag?

834

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What is an inner class in java?

722

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These static constructors are correct ? class A { statc intA() { } static A(int x,int y) { } static A(int x) { } }

814

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What is the list interface in java programming?

799

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