Answer Posted / ravikiran(aptech mumbai)

void return type infers that the method will not return anything

What are the properties of thread?

969

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What is the maximum size of byte array in java?

1071

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Which list is sorted in java?

1086

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Can list have duplicates in java?

958

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What is a vector in java?

1091

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Define array. Tell me about 2-D array.

1104

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Differentiate between a constructor and a method? Can we mark constructors final?

1244

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How will you print number in reverse (descending) order in BST.

1040

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Can we overload final method in java?

1033

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What is yield () in java?

930

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Explain the concept of hashtables?

1221

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Why arraylist is not synchronized in java example?

1116

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What is append function?

1056

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Does importing a package imports its sub-packages as well in java?

1014

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Is void a wrapper class?

998

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