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面试准备

Microsoft .NET 面试题与答案

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

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问题 56. In terms of references, how do == and != (not overridden) work?

They check to see if the references both point to the same object.

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问题 57. What is a struct?

Unlike in C++ a struct is not a class – it is a value type with certain restrictions. It is
usually best to use a struct to represent simple entities with a few variables. Like a Point
for example which contains variables x and y.

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问题 58. Describe 5 numeric value types ranges.

sbyte -128 to 127, byte 0 – 255, short -32,768 to 32,767, int -2,147,483,648 to
2,147,483,647, ulong 0 to 18,446,744,073,709,551,615

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问题 59. What is the default value for a bool?

False

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问题 60. Write code for an enumeration.

public enum animals {Dog=1,Cat,Bear};

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