what is a constructor? What is a destructor?

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Can a static class contain non static members?

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f i give input like 1,1,4,5,6,1,2,5,4,1,2, then output should be like : 1-4, 2-2, 4-2, 5-1, 6-1 which means 1 occurs 4 times, 2 occurs 2 times like so.

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What is the use of list in c#?

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Structs are largely redundant in c++. Why does c# have them?

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Can you override private virtual methods?

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How do I format a string in c#?

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How do you define a predicate?

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What is the use of system.environment class in c#.net?

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What is the purpose of a constructor in c#?

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Why data types are important?

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What is arraylist?

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