computer virus
Học thuậtThân thiện
Definition
- Noun:
- A malicious software program: A computer virus is a type of malicious code or program written to alter the way a computer operates. It is designed to spread from one computer to another and to interfere with computer operation, often by corrupting or deleting data.
- A self-replicating program: A key characteristic is its ability to replicate itself, attaching its code to other files or programs. A true computer virus requires human action to spread, such as running an infected program.
Usage Examples
- Noun:
- My computer crashed because it was infected with a computer virus.
- You should install antivirus software to protect your system from a computer virus.
- The email attachment contained a computer virus that stole personal information.
Advanced Usage
"to be infected with a computer virus": Describes a computer system that has been compromised by a virus.
- Several workstations were infected with a computer virus after an employee clicked a suspicious link.
"to spread like a computer virus": Used metaphorically to describe something that propagates very quickly and widely.
- The meme spread across the internet like a computer virus.
Variants and Related Words
Virus (in computing context): Often used as a shorter, more common term for "computer virus."
- My laptop has a virus.
Malware (n): Malicious software; this is a broader category that includes viruses, as well as worms, trojans, and spyware.
- The term malware encompasses threats like computer viruses and ransomware.
Worm (n): A specific type of malicious program that can replicate and spread independently across networks without needing to attach to another program or human intervention, unlike a traditional computer virus.
Synonyms
- Malicious code: Harmful instructions written for a computer.
- Malware: Malicious software (general term).
Related Phrases
- Computer virus definition: The technical description of what constitutes a virus.
- Computer virus protection: Measures taken to prevent virus infection.
- Computer virus scan: The process of checking a system for viruses.
Related Idioms/Concepts
- Digital pathogen: A metaphorical term comparing a computer virus to a biological virus, emphasizing its infectious and harmful nature.
- Payload: Refers to the harmful action a computer virus is designed to carry out, such as deleting files or displaying a message.
Noun
- a software program capable of reproducing itself and usually capable of causing great harm to files or other programs on the same computer
- a true virus cannot spread to another computer without human assistance