Congruent Solutions, Chennai

F2F on 2009

1. What is stack and heap?

2. Why C# codes are converted to IL and why C++ codes are converted to machine code not IL?

3. struct A

{

int a;

}

A.a.ToString();

What is the output?

4. How does the following code work? DataReader dr; for(DataRow r in dr) {}

5. What are delegates? How will you add more than one method to a delegate?

6. Does the following code work?

class A {}

class B : A {}

A a1 = new B();

7. Two classes: a, b

________ fun()

{

int I = 10;

if(I == 10) return new a();

else return new b();

}

What will be the return parameter?

8. interface A { int print(); }

interface B { int print(); }

class C : A, B

{

int print() { Print “Welcome”; }

}

How will you call B’s print method?

9. What is HTTPHandler?

10. What is the purpose of HTTP, SOAP in webservice.

11. How many master pages does a page contain?

12. Is it possible to have nested master pages?

13. What is difference between XAML and XML

14. How will you pass a table returned by a SP as parameter to another SP.

15. Where is the table name stored in SQL Server?

16. Write a query to get all the table names.

17. Consider a subquery is used in more than one query in a SP. How will you achieve this? That is how will you write a query that reuses a subquery?

18. Table A has 5 rows and table B has 7 rows. How many rows does “Select * from A, B” return?