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Microsoft .NET Interview Questions and Answers

Test your skills through the online practice test: Microsoft .NET Quiz Online Practice Test

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Ques 46. string is an alias for what?

System.String

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Ques 47. Is string Unicode, ASCII, or something else?

Unicode

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Ques 48. Strings are immutable, what does this mean?

Any changes to that string are in fact copies.

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Ques 49. Name a few string properties.

trim, tolower, toupper, concat, copy, insert, equals, compare.

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Ques 50. What is boxing and unboxing?

Converting a value type (stack->heap) to a reference type (heap->stack), and viseversa.

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