______________ is a form of electronic currency that exists only in cyber space.

In order to cut costs, using child labour is _____________.

In the B2B commerce, the transactions are between ______________.

EFI stands for ______________.

In the B2C commerce, the transactions are between ____________.

When the goods are delivered at wrong address or goods other than order are delivered, then it is known as default on ____________.

The payment mode of e-business is ________________.

A ______________ card allows its holder to make purchase to the extent of amount lying in corresponding account.

EDI stands for ______________.

____________ is an internet based sales transactions between business firms including both reverse actions.