call center is nothing but the place where calls are made
and received.........there are two types of call centers one
is ...internationa.another one domestic......in this there
are different process.lik..inboun/customer care/out
bound/sales.adn techinical support...webb chatt ,online
chatt.blend.......
different questions in call centers
1.describe ur strengths
2.speak about anything about five minuts
3.say about ur home town
4.say about ur family
5.say about ur hobbies

Call Center is place where calls are handeled and we can 
consult our problems related to service, related to 
connection or anything else. and It is also informe us 
about our bill, new schems etc. There are two types of call 
center first is Ingone where calls are recieved and second 
is outgone where calls are done. so a call center Interview 
is So simple and so easy. simple questions are like

1) Depply describe your self.
2) what is you Educational quallification?
3) What is your future Planning?
4) Why you are going to join call Center?
5) What are your hobbies?
6) what salary you Expect from your job.

Thanks

call center may be divided into various type according to 
their funcation and area of operation . most commonly call 
center are divided into inbound and outbound call center in 
inbound call center agent recived calls from coustomer who 
need to obtain information or report a mal funcation .in 
outbound call center agent intiate a call to a customer 
mostly to sell a product os a service 
1 tell me about u r self
2 can u spek on u r own topick
3 what is u Educational quallification
4 why do u want to joine call center

I think Call center is physical station where make call or receive,mainly call center is two type firstly Inbound in which handling process of customer care,information regarding product or function.And secondly outbound which includes sales process like product sales through telemarketing.
there will be arises question like 

1- tell me something about urself?
2- what did you last sunday?
3-why you are joining call center?
4-what do thing about child labour?or traffic signal beggar child?
5-what did you school life?or most favorite day?