hi i m bhawna ,a student of mca want to know about what type of technical question has been asked in an interview of mnc's like HCL,TCS,WIPRO
1 2613There are a class A. Another class B derived from it. Now if I do A a = new B(); and B b = new B(); What will happen in both the statements. And what is the difference between these two statements.
3 7140class Program { void add() { int x=10, y=20; fun(); Console.WriteLine("{0}", sum); } void fun() { int sum; sum = x + y; } static void Main(string[] args) { Program f =new Program(); f.add(); } } Debug above program.....
3 5859What is the Use Of Interfaces? For example I have a interface as shown below? Interface IMyInterface { public void MyMethod(); } class MyClass : IMyInterface { public void Mymethod() { Some Code } } class Program { static void Main(string[] args) { MyClass obj = new MyClass(); obj.MyMethod(); } } Here What is My Question is? If i remove Interface and run this code, it will executed then what is the Use of the interface? Can any one give me the solution for this Problem? Thanks in Advance!
1 4842Integer at long type variable are not object.Support your answer with example.And explain the technique to convert from value type to reference type and vice-versa.
1 4464In languages without exception-handling facilities, we could send an error-handling procedure as a parameter to each procedure that can detect errors that must be handled. What disadvantages are there to this method?
1171Post New HCL C Sharp Interview Questions
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