C# programming Multiple choice Questions and Answers-Console IO and Stream Classes

1.	Which of the following cannot further inspect the attribute that is once applied?
a.	Linker
b.	ASP.NET Runtime
c.	Language compilers
d.	CLR

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Answer: (a).Linker

2.	To apply an attribute to an Assembly, the correct way of implementation is?
a.	[AssemblyInfo: AssemblyDescription (“Csharp”)].
b.	[assembly: AssemblyDescription(“Csharp”)].
c.	[AssemblyDescription(“Csharp”)].
d.	(Assembly:AssemblyDescription(“Csharp”)].

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Answer: (b).[assembly: AssemblyDescription(“Csharp”)].

3.	The correct method to pass parameter to an attribute is?
a.	By name
b.	By address
c.	By value
d.	By reference

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Answer: (a).By name

4.	Which among the following is the correct form of applying an attribute?
a.	<Serializable()>class sample { }
b.	(Serializable())class sample { }
c.	[Serializable()] class sample { }
d.	None of the mentioned

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Answer: (c).[Serializable()] class sample
{

}

5.	Which among the following cannot be a target for a custom attribute?
a.	Enum
b.	Event
c.	Interface
d.	Namespace

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Answer: (d).Namespace

6.	Select the correct statement about Attributes used in C#.NET?
a.	The CLR can change the behaviour of the code depending on attributes applied to it
b.	If a bugFixAttribute is to recieve three paramteres, then the BugFixAttribute class should implement a zero arguement constructor
c.	To create a custom attribute we need to create a custom attribute structure and derive it from System.Attribute
d.	None of the mentioned

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Answer: (a).The CLR can change the behaviour of the code depending on attributes applied to it

7.	The correct way to apply the custom attribute called Employer which receives two arguements – name of the employee and employeeid is?
a.	Custom attribute can be applied to an assembly
b.	[assembly : Employer(“Ankit”,employeeid.one)].
c.	[ Employer(“Ankit”, employeeid.second)] class employee { }
d.	All of the mentioned

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Answer: (d).All of the mentioned

8.	Which of the following is the correct statement about inspecting an attribute in C#.NET?
a.	An attribute can be inspected at link time
b.	An attribute can be inspected at design time
c.	An attribute can be inspected at run time
d.	None of the mentioned

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Answer: (a).An attribute can be inspected at link time

9.	Attributes could be applied to
a.	Method
b.	Class
c.	Assembly
d.	All of the mentioned

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Answer: (d).All of the mentioned

10.	The [Serializable()] attributes gets inspected at:
a.	compile time
b.	run time
c.	design time
d.	linking time

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Answer: (b).run time