How does computer virus can affect a device?

A virus can inflict major damage on your hard drive. This may cause your device to freeze or crash. It may also prevent your device from coming back on. Unusually slow computer performance.

What is a virus and how do they affect computers?

What is a virus? A computer virus is a program that spreads by first infecting files or the system areas of a computer or network router’s hard drive and then making copies of itself. Some viruses are harmless, others may damage data files, and some may destroy files.

What is computer virus how it is harmful?

A computer virus is a harmful program that is designed to insert unwanted code into another program or file (the host file). Each time the host file is run, the virus code in it will also run and insert more unwanted code, either into the same file or into other files on the same machine.

What is computer virus short answer?

Definition: A computer virus is a malicious software program loaded onto a user’s computer without the user’s knowledge and performs malicious actions.

What are the causes of virus in computer?

Clicking on links to malicious websites in emails, messaging apps or social network posts. Visiting compromised websites, aka drive-by downloads, viruses can be hidden in HTML, thus downloading when the webpage loads in your browser. Connecting your device to infected external hard drives or network drives.

What is computer virus How is it harmful Class 10?

Answer: A virus is a harmful program, which on entering a computer, starts creating copies of itself. It then attacks by corrupting the executable files and folders saved on the computer.

Why are there computer viruses?

Their main purpose is to send out spam, malware and spyware. In addition to causing chaos, they also attempt to gain access to personal information such as credit card numbers, bank information and Social Security numbers.

What is Computer Virus and examples?

Examples of computer viruses Trojans – As in the myth, a Trojan is a virus that hides within a legitimate-seeming program to spread itself across networks or devices. Ransomware – Ransomware is a type of malware that encrypts a user’s files and demands a ransom for its return.

Can a virus cause physical damage to a computer?

Was that effectively a physical damage inflicted on a PC? In reality, no. After a series of manipulations motherboards could be cured and returned to the operating state. But the problem could not be solved by standard ‘home emergency kit’ and required specialized equipment.

What are the three effects of computer virus?

What does a computer virus do? Effects of computer viruses….Keep your eye on the following 10 symptoms of computer viruses:

• Intrusive pop-ups.
• Slow performance.
• Frequent crashes.
• Unknown login items.
• Storage space shortage.
• Missing files.
• Increased network traffic.
• Browser homepage change.