What are bitcoins exchange and cryptocurrencies exchange?

A bitcoin exchange

 is only one sort of cryptographic money, a type of computerized resource or cash that can be traded along these lines to ordinary cash. There's no physical cash connected to cryptographic money, so there are no coins or notes, just an advanced record of the exchange. This computerized record is frequently alluded to as a blockchain.

A blockchain is an authentic record of every exchange checked by every PC in the organization. The check is done after each exchange, for instance when cryptographic money was sold and which record was credited. Every cryptographic money has its own blockchain.

Cryptographic forms of money are just a computerized portrayal of significant worth that isn't given or ensured by a national bank or public power.

This implies it doesn't hold a similar lawful status as cash.