© Doctor Web
2003 — 2026
Vox populi
Is it really true that viruses don’t exist?
| True | False |
| 4.7% | 95.3% |
On average, how many new malicious programs, most of which are Trojans, appear each month?
| Dozens | Hundreds | Thousands | Millions |
| 7.7% | 10.3% | 30.8% | 51.3% |
Do anti-virus companies develop malware?
| Yes | No |
| 36.1% | 63.9% |
Who actually writes malware?
| Lone virus makers | Criminal groups of programmers |
| 14.7% | 85.3% |
Why do people write malicious programs?
| For fun | For profit |
| 0.0% | 100.0% |
What percentage of malware should be detected by an anti-virus at the moment of intrusion?
| 50% | 90% | 100% |
| 22.6% | 25.8% | 51.6% |
Can you always tell when a system has been infected?
| True | False |
| 6.9% | 93.1% |
Do anti-viruses detect malicious programs only by their signatures?
| False | True |
| 89.7% | 10.3% |
If the database lacks a definition for a particular malware program, does the anti-virus have to detect it using heuristic technologies?
| False | True |
| 36.0% | 64.0% |
What is an anti-virus’s main task?
| To prevent infection | To cure viruses |
| 80.0% | 20.0% |
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 |
| 28.0% | 72.0% |
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 |
| 24.0% | 76.0% |
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 |
| 92.0% | 8.0% |
Does a computer need an anti-virus if it's only used for gaming?
| Yes, it does | No, it doesn\’t |
| 87.5% | 12.5% |