Answer Posted / srinivasa

A method without implementation

or

Abstract method does not contian the method body.It
contains method prototype . It is implemented in its sub
classes.

What will be the output of round(3.7) and ceil(3.7)?

1067

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What happens when main () method is declared as private?

1084

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What are the uses of synchronized keyword?

951

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Write a function for palindrome and factorial and explain?

1024

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What is the difference between Error, defect,fault, failure and mistake?

1134

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Where import statement is used in a java program?

1077

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What flag up means?

983

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how its run?

1005

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Is java same as core java?

1036

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What is illegal identifier in java?

964

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What is a flag variable?

913

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Can we rethrow the same exception from catch handler?

1079

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Does java support multiple inheritance or not?

1022

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2) Suppose there are 5 directories having lot of files (say txt files) in each directory. 2 things :- 2.1) You want to search for filenames which have a particular pattern. 2.2) Out of these filtered files you want to search for a particular keyword or a search string. How can you achieve this?

2238

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Why super is first line in java?

997

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