Interview Questions

3 way matching is to compare three documents i.e., 

1. Purchase order

2. Receipt of Items/Packing slip 

3. Invoice. 

For example, if we Order for 50 Items in purchase order and received 40 Items only instead of 50 items. But we received invoice for 50 items. After comparing the three documents we pay for only 40 Items..

An inline function is a function that is expanded inline when invoked.ie. the compiler replaces the function call with the corresponding function code. An inline function is a function that is expanded in line when it is invoked. That is the compiler replaces the function call with the corresponding function code (similar to macro)

When you work at a call center you will come across irritated, angry, and abusive customers, you can say you will do that following to handle them:

-  Listen to them and empathize with their situation

-  Apologize and take ownership of the problem and give a solution

-  Approach them and ask for a reason for their displeasure

-  If they insist on talking to your manager, get him on line ASAP

- Follow up after giving the solution and ask for feedback

A crossed cheque indicates the amount should be deposited into the payees account and cannot be cashed by the bank over the counter. Here in the image, number#2, you can see two cross-lines on the left side corner of the cheque that indicates crossed cheque.

Cloud computing is a metaphor used for internet. It provides on-demand access to virtualized IT resources that can be shared by others or subscribed by you. It provides an easy way to provide configurable resources by taking it from a shared pool. The pool consists of networks, servers, storage, applications and services.

Destructor is a special member function of a class, which is invoked automatically whenever an object goes out of the scope. It has the same name as its class with a tilde character prefixed.

A reference variable provides an alias to a previously defined variable.

Data type & reference-name = variable name