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Myths about anti-viruses

Vox populi

Is it really true that viruses don’t exist?

True False
15.0% 85.0%

On average, how many new malicious programs, most of which are Trojans, appear each month?

Dozens Hundreds Thousands Millions
12.4% 18.6% 31.0% 37.9%

Do anti-virus companies develop malware?

Yes No
48.2% 51.8%

Who actually writes malware?

Lone virus makers Criminal groups of programmers
23.1% 76.9%

Why do people write malicious programs?

For fun For profit
11.4% 88.6%

What percentage of malware should be detected by an anti-virus at the moment of intrusion?

50% 90% 100%
18.9% 35.9% 45.2%

Can you always tell when a system has been infected?

True False
19.8% 80.2%

Do anti-viruses detect malicious programs only by their signatures?

False True
82.4% 17.6%

If the database lacks a definition for a particular malware program, does the anti-virus have to detect it using heuristic technologies?

False True
28.0% 72.0%

What is an anti-virus’s main task?

To prevent infection To cure viruses
83.3% 16.7%

What additional software products should be used to help an anti-virus protect a computer against malware?

An anti-spyware program An anti-rootkit program
55.1% 44.9%

What could be an excuse for not installing an anti-virus?

The operating system (Linux or Mac OS X) is secure Caution and vigilance are being observed
48.8% 51.2%

If a user doesn't visit bogus sites or open links in emails from unknown senders, do they still need an anti-virus?

Yes, they do No, they don't
88.0% 12.0%

Does a computer need an anti-virus if it's only used for gaming?

Yes, it does No, it doesn\’t
87.9% 12.1%