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Test Status
CSHARPRANDOMTEST
Ques 1 :
Which of the following statements is correct about the C#.NET program given below?
namespace PskillsConsoleApplication
{
class Baseclass
{
int i;
public Baseclass(int ii)
{
i = ii;
Console.Write("Base ");
}
}
class Derived : Baseclass
{
public Derived(int ii) : base(ii)
{
Console.Write("Derived ");
}
}
class MyProgram
{
static void Main(string[ ] args)
{
Derived d = new Derived(10);
}
}
}
(A) The program will report an error in the statement base(ii).
(B) The program will work correctly if we replace base(ii) with base.Baseclass(ii).
(C) The program will output: Base Derived
(D) The program will work correctly only if we implement zero-argument constructors in Baseclass as well as Derived class.
Ques 2 :
Feature of a local variable
(A) It must be declared within a method
(B) It represent a class object
(C) It can be used anywhere in the program
(D) It must accept a class
Ques 3 :
Which of these string definitions will prevent escaping on backslashes in C#?
(A) string s = #.n Test string.;
(B) string s = @.n Test string.;
(C) string s = ..n Test string.;
(D) string s = .n Test string.;
Ques 4 :
How many web.config files that can be there an ASP.NET application?
(A) only one
(B) more than one
(C) only two
(D) upto 10
Ques 5 :
Is it possible to invoke Garbage Collector explicitly?
(A) Yes
(B) No
Ques 6 :
What is a delegate?
(A) A reference to an object in a different process.
(B) A strongly typed function pointer.
(C) An inter-process message channel.
(D) A light weight thread or process that can call a single method.
Ques 7 :
If a method is marked as protected internal who can access it?
(A) Classes within the same assembly, and classes derived from the declaring class.
(B) Internal methods can be only be called using reflection.
(C) Only methods that are in the same class as the method in question.
(D) Classes that are both in the same assembly and derived from the declaring class.
Ques 8 :
Code that targets the Common Language Runtime is known as
(A) Legacy
(B) Managed Code
(C) Unmanaged
(D) Native Code
Ques 9 :
Which of these is a valid path declaration?
(A) string strPath="c:\\abc.txt";
(B) string strPath=@"c:\abc.txt";
(C) string strPath="c:/abc.txt";
(D) All of these
Ques 10 :
Which of the following statements is correct about the C#.NET code snippet given below?
namespace PskillsConsoleApplication
{
class Sample
{
public int func()
{
return 1;
}
public Single func()
{
return 2.4f ;
}
}
class Program
{
static void Main(string[ ] args)
{
Sample s1 = new Sample();
int i;
i = s1.func();
Single j;
j = s1.func();
}
}
}
(A) func() is a valid overloaded function.
(B) func() cannot be considered overloaded because: return value cannot be used to distinguish between two overloaded functions.
(C) Overloading works only in case of subroutines and not in case of functions.
(D) The call j = s1.func() will assign 2.4 to j.
Ques 11 :
What is boxing?
(A) Encapsulating a value type in an object.
(B) Encapsulating an object in a value type.
(C) Encapsulating a copy of a value type in an object.
(D) Encapsulating a copy of an object in a value type.
Ques 12 :
Which of the following is the root of the .NET type hierarchy?
(A) System.Object
(B) System.Base
(C) System.Root
(D) System.Parent
Ques 13 :
Which method do you invoke on the SQLDataAdapter object to load your dataset with data?
(A) Update
(B) Fill
(C) Gather
(D) Load
Ques 14 :
Which of the following .NET components can be used to remove unused references from the managed heap?
(A) Class Loader
(B) Garbage Collector
(C) CTS
(D) CLR
Ques 15 :
Which of the following statements correctly define .NET Framework?
(A) It is an environment for developing, building, deploying and executing Desktop Applications, Web Applications and Web Services.
(B) It is an environment for developing, building, deploying and executing Distributed Applications.
(C) It is an environment for development and execution of Windows applications.
(D) It is an environment for developing, building, deploying and executing only Web Applications.
Ques 16 :
C# doesnot support:
(A) abstraction
(B) polymorphism
(C) multiple inheritance
(D) inheritance
Ques 17 :
Which of the following assemblies can be stored in Global Assembly Cache?
(A) Private Assemblies
(B) Shared Assemblies
(C) Protected Assemblies
(D) Friend Assemblies
Ques 18 :
How can we sort the elements of the array in descending order?
(A) By calling Sortdescending() method
(B) By calling Sort() method
(C) By calling Sort() and then Reverse() methods
(D) By calling Sortreverse() method
Ques 19 :
Which of the following statements is correct about Managed Code?
(A) Managed code is the code that runs on top of Windows.
(B) Managed code is the code that is written to target the services of the CLR.
(C) Managed code is the code where resources are Garbage Collected.
(D) Managed code is the code that is compiled by the JIT compilers.
Ques 20 :
Automatic paging is possible in
(A) datareader
(B) dataset
(C) datatabel
(D) all
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