Computer Virus and Computer Basics

What is a computer virus?

• A computer virus is a physical device that can be inserted into a computer to boost its speed.

• A computer virus is a type of malicious software that replicates itself by modifying other computer programs and inserting its own code.

• A computer virus is a type of helpful software that enhances computer performance.

• A computer virus is a type of plant that grows inside computer systems.

Name three types of computer viruses.

• Worm Virus

• Trojan Horse Virus

• Spyware Virus

• File Infector Virus, Boot Sector Virus, Macro Virus

How can you prevent computer viruses from infecting your system?

• Sharing your password with strangers

• Follow best practices such as updating software, using antivirus, being cautious of email attachments, avoiding untrustworthy sources, and backing up data.

• Clicking on every pop-up advertisement

• Eating cookies while using the computer

What are some common symptoms of a computer virus?

• Increased battery life

• Enhanced internet speed

• Improved keyboard typing skills

• Slow performance, frequent crashes, unusual pop-up messages, unexpected changes to files or settings, unexplained data loss

List the steps to remove a computer virus from your system.

• Ignore the virus and continue using the computer

• Disconnect from the internet, Enter Safe Mode, Use antivirus software, Delete suspicious files, Restart computer

• Reinstall the operating system

• Run a disk defragmentation

How do computer viruses impact system performance?

• Computer viruses improve system performance by optimizing resources

• Computer viruses have no impact on system performance

• Computer viruses enhance processing speed and prevent crashes

• Computer viruses consume system resources, slow down processing speed, cause crashes, and potentially corrupt files.

Explain the difference between a worm and a Trojan horse.

• A worm replicates itself to spread, while a Trojan horse disguises itself as legitimate software.

• A worm is used for gardening, while a Trojan horse is used for security purposes

• A worm is a type of insect, while a Trojan horse is a mythical creature

• A worm is a type of virus, while a Trojan horse is a type of malware

What is the role of antivirus software in protecting against computer viruses?

• Antivirus software detects and removes viruses to protect the computer system.

• Antivirus software slows down the computer system

• Antivirus software is only effective against malware, not viruses

• Antivirus software increases the likelihood of virus infections

Can a computer virus spread through email attachments? Explain.

• No

• Sometimes

• Rarely

• Yes

What is the importance of keeping your operating system and software up to date in relation to computer viruses?

• Keeping software outdated enhances security

• Operating system updates slow down computer performance

• Updating your operating system and software is crucial for protecting your computer from viruses by patching vulnerabilities and strengthening security measures.

• Updating software can introduce new viruses