Antivirus

1. How does antivirus affect computer performance?

• Most antivirus programs will use some of your computer's CPU when running a scan, even the cloud-based ones.
• A good antivirus will make sure most of the computing power is done off your machine, so you don't experience that much difference in your performance.

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2. What does antivirus cannot protect against?

• So, while antivirus alone can protect you from malware, it can't prevent other forms of online crime like identity theft, phishing attacks designed to steal personal information, or attacks on your accounts, to name a few of the many other types of threats out there.

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3. Can antivirus detect hackers?

• Antivirus software is a program designed to detect malicious threats, viruses, files, and other unauthorized software.
• When you download a file that can be identified as a threat, antivirus software can also help you remove it before a hacker is able to harm your system.
• In short, antiviruses defend us against hackers.

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4. How do antiviruses detect viruses?

• Antivirus software usually works on one of two principles: Either it scans programs and files as they enter your device and compares them to known viruses, or it scans programs already on your device, looking for any suspicious behaviours. Strong antivirus software does both.

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5. Can antivirus make PC faster?

• To provide real-time protection, the best antivirus for PC runs in the background and scans the system while you work.
• These scans sometimes take more power.
• Therefore, you can schedule scans to run at night to prevent this from happening.
• This will reduce the impact on the system, and it will run much faster.

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6. Do antivirus software slow computers?

• Antivirus software might slow down your system while performing a full disk scan, but things like lightweight scanners, flexible scan scheduling features, and system optimizers can minimize slowdown on your device.

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7. What is the difference between internet security and antivirus?

• Antivirus software is designed to detect, prevent, and remove viruses, malware, and other malicious software from a computer or network.
• Internet security software provides a comprehensive suite of tools and features designed to protect against a wide range of online threats.

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8. Can a virus record you?

• Hackers can use malware to collect personal information when you use your cell phone to write text messages or emails, or when you fill out online forms.
• Malware can even record your voice calls and send those recordings to hackers; in the hope of revealing information, they can exploit for financial gain.

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9. Does antivirus use a lot of RAM?

• Some anti-virus vendors load hundreds of megabytes of data in their drivers to create the illusion of low memory usage.
• You can spot these by summing up the memory usage of all active programs and compare that with the value of total used RAM.

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10. Which antivirus uses the least resources?

• Bitdefender Antivirus Free is probably the best choice for most users, thanks to an easy-to-use app that's light on resources and has excellent protection scores against malware.
• AVG, Microsoft Defender, Malwarebytes and Avast are all solid alternatives, but none is as good overall as Bitdefender.

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11. How quickly do computer viruses work?

• A computer virus can begin infecting your computer immediately, or it can wait for you to unwittingly trigger it.

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12. Can a computer virus spread through Wi-Fi?

• Yes, a Wi-Fi router can get a virus.
• Wi-Fi routers are a bridge from your computer or phone to the internet, and they're lucrative targets for cybercriminals.
• Malware on a router can spread to any device connected to the router.

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