Which actions does an antivirus software perform in case of virus detection?

An antivirus software works by scanning incoming files or code that’s being passed through your network traffic. Companies who build this software compile an extensive database of already known viruses and malware and teach the software how to detect, flag, and remove them.

What happens when antivirus software detects a virus?

Your antivirus software relies on virus definitions to detect malware. That’s why it automatically downloads new, updated definition files – once a day or even more often. The definition files contain signatures for viruses and other malware that have been encountered in the wild.

What are the three actions performed by antivirus software?

How antivirus software works

  • Scanning directories or specific files for known malicious patterns indicating the presence of malicious software;
  • Allowing users to schedule scans so they run automatically;
  • Allowing users to initiate new scans at any time; and.
  • Removing any malicious software it detects.

What is antivirus detection?

In order to deliver adequate computer protection, antivirus software should be capable of: Detecting a very wide range of existing malicious programs — ideally, all existing malware. Detecting new modifications of known computer viruses, worms and Trojan viruses.

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What are the main functions of antivirus software?

Antivirus software is a program or set of programs that are designed to prevent, search for, detect, and remove software viruses, and other malicious software like worms, trojans, adware, and more.

What does anti-virus software do quizlet?

What does anti-virus software do? It detects viruses by recognizing patterns called signature profiles, then immediately disinfects your hard drive. A digital signature verifies the identity of the sender and provides data integrity.

What is antivirus software with examples?

Answer: Anti-virus software are software for your computer used to prevent, detect, and remove malware, including computer viruses, worms, and trojan horses. Some examples of anti-virus software are McAfee, Norton, and Kapersky.

Which of the following is an antivirus software?

The correct answer is Norton. Norton Antivirus is an anti-virus or anti-malware software product developed and distributed by Norton LifeLock since 1991 as part of its Norton family of computer security products.

What is malware detection software?

Malware is malicious software that was intentionally developed to infiltrate or damage a computer system without consent of the owner. … Malware detection refers to the process of detecting the presence of malware on a host system or of distinguishing whether a specific program is malicious or benign.

What steps must be taken after a virus has been detected on a system?

If your PC has a virus, following these ten simple steps will help you to get rid of it:

  • Step 1: Download and install a virus scanner. …
  • Step 2: Disconnect from internet. …
  • Step 3: Reboot your computer into safe mode. …
  • Step 4: Delete any temporary files. …
  • Step 5: Run a virus scan. …
  • Step 6: Delete or quarantine the virus.
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What are malware detection techniques?

There are three main methods used to malware detection: Signature based, Behavioral based and Heuristic ones. Signature based malware detection is the most common method used by commercial antiviruses but it can be used in the cases which are completely known and documented.