Computer Protocols and Services

When a process in one computer operates at the same layer as a process in another computer, it is considered

A peer.

Data added to a message, that provides information about the message, is called which of the following?

A protocol header.

The lowest layer of a protocol stack communicates with which one of the following?

Binary bits.

Which statement describes a bottom layer protocol?

It communicates over direct physical links.

Decapsulation means that each layer in the protocol stack does which of the following?

Removes its protocol header and passes the whole message up the protocol stack.

What purpose do protocols serve in computer networking?

They provide rules for communications.

In a client computer, what program is responsible for determining whether a requested resource is local or located across the network?

The client redirection software.

Which of the following describes how protocol layers work together?

The receiving protocol layer uses the services of the layer below it and provides services to the layer above it.