© Doctor Web
2003 — 2026
Vox populi
Is it really true that viruses don’t exist?
| True | False |
| 5.1% | 94.9% |
On average, how many new malicious programs, most of which are Trojans, appear each month?
| Dozens | Hundreds | Thousands | Millions |
| 8.6% | 11.4% | 28.6% | 51.4% |
Do anti-virus companies develop malware?
| Yes | No |
| 37.5% | 62.5% |
Who actually writes malware?
| Lone virus makers | Criminal groups of programmers |
| 10.0% | 90.0% |
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% |
| 25.9% | 29.6% | 44.4% |
Can you always tell when a system has been infected?
| True | False |
| 4.0% | 96.0% |
Do anti-viruses detect malicious programs only by their signatures?
| False | True |
| 88.0% | 12.0% |
If the database lacks a definition for a particular malware program, does the anti-virus have to detect it using heuristic technologies?
| False | True |
| 31.8% | 68.2% |
What is an anti-virus’s main task?
| To prevent infection | To cure viruses |
| 77.3% | 22.7% |
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 |
| 27.3% | 72.7% |
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 |
| 22.7% | 77.3% |
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 |
| 90.9% | 9.1% |
Does a computer need an anti-virus if it's only used for gaming?
| Yes, it does | No, it doesn\’t |
| 90.5% | 9.5% |