220-802 Question #468: Real Exam Question with Answer & Explanation

The correct answer is A: Antivirus signatures. Antivirus signatures are the database of known malware definitions that must be updated frequently so the engine can detect the latest threats.

Question

Computers on the network are frequently infected with viruses, malware, worms and Trojans. Which of the following should Mike, a technician, update automatically to prevent future problems?

Options

AAntivirus signatures
BAntivirus engines
CMalware engines
DVirus encyclopedias

Explanation

Antivirus signatures are the database of known malware definitions that must be updated frequently so the engine can detect the latest threats.

Common mistakes.

B. The antivirus engine (the scanning software itself) is updated far less frequently through software version releases, not the daily automatic updates that protect against new threats.
C. 'Malware engines' is not a standard industry component updated automatically; malware detection relies on the antivirus engine combined with signatures.
D. 'Virus encyclopedias' are informational reference databases, not the active definition files used by antivirus software to detect threats in real time.

Concept tested. Antivirus signature update importance for malware prevention

Reference. https://support.microsoft.com/en-us/windows/update-windows-security-and-your-antivirus-software-9b6b72b7-9b2a-4f8a-81c0-2e3b1e2f3e7a

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