COMPUTER NETWORKING

MULTIMEDIA AND QUALITY OF SERVICE

INTRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Currently, the use of computer networks is very rapid. Almost all agencies use the internet in their network. Thus, it is very important to guarantee the level of security. In this case, the firewall has a very important role because
A
Is a type of network security that has a high level of security
B
Serves to regulate, filter, and control data traffic that is permitted to access private networks
C
Can prevent all kinds of cyber crime attacks
D
Is a network security that uses the IEEE standard
Explanation: 

Detailed explanation-1: -A Firewall is a network security device that monitors and filters incoming and outgoing network traffic based on an organization’s previously established security policies. At its most basic, a firewall is essentially the barrier that sits between a private internal network and the public Internet.

Detailed explanation-2: -Network security is important because it keeps sensitive data safe from cyber attacks and ensures the network is usable and trustworthy.

There is 1 question to complete.