COMPUTER NETWORKING

NETWORK SECURITY

INTRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The use of agreed upon methods of transporting and accessing computer services like web or file exchanges is called a ____, much like the etiquette of good behavior used in polite society.
A
protocol
B
multiplexing
C
framing
D
domain
Explanation: 

Detailed explanation-1: -The simplest way of explaining the Internet is to call it “the network of networks.” It’s the connection of computer networks around the world into one entity, so to speak. It’s not one big computer, but rather numerous networked computers connected together.

Detailed explanation-2: -A firewall is a security system designed to prevent unauthorized access into or out of a computer network. Firewalls are often used to make sure internet users without access are not able to interface with private networks, or intranets, connected to the internet.

Detailed explanation-3: -Packets will travel from one machine to another until they reach their destination. As the packets arrive, the computer receiving the data assembles the packets like a puzzle, recreating the message.

There is 1 question to complete.