23 Apr Presentation Layer in OSI Model
As the name suggests, the presentation layer in OSI Model is for the syntax and semantics of the exchange between systems.
The following are the roles of presentation layer in OSI Model,
Change the Information like characters and numbers to stream of bits before transmission.
When the sender transforms original information to another form, it is called Encryption. This information is sent on the network.
Under Decryption, the updated information is transformed to the actual message.
Reduce the number of bits with Compression. Useful in transmitting audio, video, etc over the network.