Answer Posted / v.kannan

Vector is synchronized where as
Arraylist is not synchronized.
In Array List there is no guarantee elements will be in
order(It will vary System to System)

Can we access the non-final local variable, inside the local inner class?

1019

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What are keywords and reserved words in java?

1054

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Is {a, n, d} a palindrome? If you are given a random string, is it a palindrome or not?

1126

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What is reverse function?

1128

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What is difference between float and double?

958

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What is anti pattern in programming?

966

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Explain the difference between an object-oriented programming language and object-based programming language?

981

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Can we call thread start () twice?

959

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What are the differences between processes and threads?

1061

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How do you generate random numbers in java?

1003

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Is string a class?

1023

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When a lot of changes are required in data, which one should be a preference to be used? String or stringbuffer?

1238

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Can a private method of a superclass be declared within a subclass?

1034

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What is void in java?

1072

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What does the ‘static’ keyword mean? Is it possible to override private or static method in java?

980

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