COMPUTER NETWORKING

NETWORK SECURITY

INTRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ controls traffic by defining zones such as DMZs (demilitarized zones), the internal network, and perimeter networks.
A
VPN
B
Firewall
C
IDS
D
TCP/IP
Explanation: 

Detailed explanation-1: -A DMZ network, named after the demilitarized area that sits between two areas controlled by opposing forces or nations, is a subnetwork on an organization’s network infrastructure that is located between the protected internal network and an untrusted network (often the Internet).

Detailed explanation-2: -In computer security, a DMZ stands for a demilitarized zone and is also known as perimeter network, or screened subnet.

Detailed explanation-3: -The goal of a DMZ is to add an extra layer of security to an organization’s local area network. A protected and monitored network node that faces outside the internal network can access what is exposed in the DMZ, while the rest of the organization’s network is safe behind a firewall.

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