Answer Posted / ravikiran(aptech mumbai)

null pointer exception
classnotfoundexception

Why is java called the platform independent programming language?

1006

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Why can't we make a class private in java?

1036

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Can we use different return types for methods when overridden?

999

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How many return statement are allowed in a function?

934

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What is valid keyword in java?

1000

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What is the advantage of preparedstatement over statement?

1109

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Explain heap sort?

1120

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How does sublist works in java?

974

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Realized?

2186

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What is a default method?

1051

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What is a 16 bit word?

1000

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What are the types of inner classes (non-static nested class) used in java?

1064

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What is the difference between char and char *?

1079

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What are the ways to instantiate the class class?

1104

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Can an interface extend another interface?

1055

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