Answer Posted / ravikiran(aptech mumbai)

c++ is a purely object oriented language and java is not due
to non supportal of multiple inheritence

Name some classes present in java.util.regex package.

610

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Is it necessary that each try block must be followed by a catch block?

562

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Write a program to print all permutations of string?

682

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what do you understand by the term string with respect to java?

533

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How do you do math powers in java?

581

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What is var keyword ?

742

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What do you mean by chromounits in java8?

528

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What is an example of character?

555

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What do you understand by java?

567

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Why is java multithreaded?

542

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Can string be considered as a keyword?

575

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Is linked list a linear or non-linear data structure?

550

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Can subclass overriding method declare an exception if parent class method doesn't throw an exception?

510

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How to optimize the javac output?

602

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Which oo concept is achieved by using overloading and overriding?

542

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