asp.net interview questions

1. what datatype does rangevalidator support
int,string and date

2. how many web.config files can be there in asp.net app
many

3. what method must be overridden in a custom control
render()

4. what is the name of the webpage property that you can query to determine that a webpage is being requested witout data being submitted
ispostback


5. readonly variables
can be allocated at compiled time, runtime,
declaration and intilization can be separated

6.event don't have any return type

7. where does asp.net store sessionids by default
in cookies

8. .net dlls are compiled into ?
MSIL


9. the global.asax file is derived from --- class
httpapplication

10.default connection pool size in ado,net
100