COMPUTER THREATS SECURITY
WHAT IS A COMPUTER VIRUS
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[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Detailed explanation-1: -Some viruses stay active in memory until you turn off your computer. Other viruses stay active only as long as the infected applications is running. Turning off your computer or existing the application removes the virus from memory, but does not remove the virus from the infected file or disk.
Detailed explanation-2: -Some malware and viruses do cause your computer to abruptly shut down. What you should do in this case is run a full system scan with Windows Security (aka Windows Defender), or any third-party antivirus program of your choice.
Detailed explanation-3: -Typically, computer viruses spread through malicious online downloads, infected email attachments, or by plugging in infected hardware like an external flash drive (USB stick). Computer viruses can spread through almost any method of file sharing, as long as the virus can avoid detection by antivirus programs.
Detailed explanation-4: -A computer virus is a malicious piece of computer code designed to spread from device to device. A subset of malware, these self-copying threats are usually designed to damage a device or steal data. Think of a biological virus – the kind that makes you sick.