Which virus that Cannot be detected by antivirus software is?

When performing such tasks, antivirus programs detect the malware, but the stealth virus is designed to actively remain hidden from antivirus programs.

Does antivirus detect all viruses?

Actually, the opposite can be easily proved: since all computer viruses are executable code in one way or another, all you have to do is write an antivirus program that will report ANY executable code as viral. It logically follows that such a program will detect ALL possible viruses: … All viruses are code (V → C)

Can antivirus detect Trojan?

Can antivirus detect the trojan virus type? Yes, it can. All antivirus solutions have the knowledge, and they know how a trojan works. It identifies it’s signature and behavior and prevents the damage that Trojans can make.

Which of them is not an antivirus software?

Discussion Forum

Que. Which of the following is not an Antivirus Software?
b. KASPERSKY
c. McAfee
d. NORTON
Answer:JAVA

Can virus hide from antivirus?

A: Yes, newer viruses can hide from all antivirus software.

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Which is the most expensive virus in the world?

Key Takeaways. The term “malware” applies to viruses, worms, trojan horses, and spyware. The most expensive malware infection to date was the MyDoom worm, which resulted in roughly $38 billion of total damage.

Can viruses be detected?

Detection of viral RNA and DNA genomes can be performed using polymerase chain reaction. This technique makes many copies of the virus genome using virus-specific probes. Variations of PCR such as nested reverse transcriptase PCR and real time PCR can also be used to determine viral loads in patient serum.

What are the signs of Trojan infection?

Signs of a Trojan Virus

  • Slow computer.
  • Blue screen of death.
  • Strange pop-ups.
  • Unfamiliar add-ons and plugins.
  • Applications acting strange.
  • Disabled security application such as UAC.
  • Insufficient memory.
  • Changed desktop.

How do I know if I have Trojan virus?

How to recognize a Trojan virus. Your computer will often slow down because of the burden on the processor. The best way to identify if you have been infected is to use a Trojan scanner, found in any Trojan removal software.

Which antivirus can remove Trojan?

Avast Free Antivirus scans and cleans Trojans hiding on your device — and prevents future attacks from Trojans and other types of malware. Plus it’s 100% free and easy to use.

What is AntiVirus example?

Anti-virus software are software for your computer used to prevent, detect, and remove malware, including computer viruses, worms, and trojan horses. Some examples of anti-virus software are McAfee, Norton, and Kapersky.

Is Quick Heal AntiVirus software?

Quick Heal AntiVirus PRO provides all round protection for your PC against digital threats and all other kinds of cyber threats. It is tough on viruses, light on your PC. Protects your data from data-stealing malware.

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Which is the AntiVirus software?

Antivirus software, or anti-virus software (abbreviated to AV software), also known as anti-malware, is a computer program used to prevent, detect, and remove malware. … However, with the proliferation of other kinds of malware, antivirus software started to provide protection from other computer threats.

Can a virus hide from Task Manager?

Viruses are quite sophisticated nowadays. That means that they may hide themselves from Task Manager, run multiple copies of themselves (in case one copy gets taken down), and many more tricks. By definition, viruses also inject themselves to system processes in order to conceal themselves.

How does antivirus detect virus?

Antivirus software compares the signatures of the files on your system to the virus signatures in the signature database to see if any signatures match. If they do, a virus has been detected. This method works well for detecting known malware.

What is the best program to remove viruses?

Compare SpecsThe Best Malware Removal and Protection Software for 2021

Our Picks McAfee Total Protection Check Price Kaspersky Anti-Virus Check Price
Editors’Rating 4.0 Editor Review Editors’ Choice 4.5 Editor Review
Protection Type Cross-Platform Suite Antivirus
On-Demand Malware Scan
On-Access Malware Scan