FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -A firewall is a security device (hardware or software) that is used to filter traffic entering inside a network thus preventing unauthorized access to the data in a computer/server. Antivirus is a software used to remove viruses thus this information is false.

Detailed explanation-2: -In most cases, a firewall will not be able to defend a system from a harmful virus intrusion that might interrupt or ruin the system. As a result, antivirus software should always be installed on computers to ensure that this element of security is taken care of.

Detailed explanation-3: -Microsoft Defender Offline is an anti-malware tool that helps remove difficult to eliminate viruses that start before Windows starts. Starting with Windows 10, Microsoft Defender Offline is built in. To use it follow the steps in this article: Help protect my PC with Microsoft Defender Offline.

Detailed explanation-4: -A hardware firewall is a physical appliance that is deployed to enforce a network boundary. All network links crossing this boundary pass through this firewall, which enables it to perform inspection of both inbound and outbound network traffic and enforce access controls and other security policies.

Detailed explanation-5: -a) Viruses – most firewalls are not configured with up-to-date virus definitions, so a firewall alone will not protect you from virus threats. For this reason, each computer on your home network should have a current version of antivirus software.