IGNOU MCS 215 2026 - Explain the following data security measures:(i) Anti-Virus

Question

Explain the following data security measures:

(i) Anti-Virus Protection

(ii) Access Security

17 Feb 2026

Answer :

Word Count : 268

Anti-virus protection is a fundamental data security measure designed to detect, prevent and remove malicious software such as viruses, worms, trojans, ransomware and spyware. It works by scanning files, programs and system activities to identify suspicious patterns or known malware signatures. Modern anti-virus solutions use signature-based detection, heuristic analysis and behavior-based monitoring to identify both known and unknown threats. Regular updates of virus definitions are essential to ensure protection against newly emerging malware. Anti-virus software also provides real-time protection by continuously monitoring system activities and blocking malicious files before they execute. In the context of security

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