Answer Posted / pankaj

use toSting() method for printing double value as String or
assigning to string variable

What is the default value of local and global variables?

1097

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Which collections are thread safe in java?

925

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What is methods in java?

1009

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what is meant by Garbage collection?

1094

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What is time complexity algorithm?

1051

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These static constructors are correct ? class A { statc intA() { } static A(int x,int y) { } static A(int x) { } }

1088

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How many bytes are there?

1002

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What is the old name of java?

999

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What does java final mean?

1041

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How do you do descending order in java?

970

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What is boolean false?

985

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take an array with -ve and +ve value both.find out the nearest value of 0(zero).if two values are same like(-2 and +2)then extract +2 is nearest of 0(zero).

1982

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How do you remove duplicates in java?

1020

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What is a void in java?

1172

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How many types of exception can occur in a java program?

988

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