Computer Security Pre-test

1. Both email atachments and downloaded files can spread malware.

True

False

Always scan attachments and files with antivirus before installing them on your computer. Don't open anything that you aren't expecting or doesn't come from a trusted source.

Explanation

Always scan attachments and files with antivirus before installing them on your computer. Don't open anything that you aren't expecting or doesn't come from a trusted source.

2. A strong password should contain:

Both uppercase and lowercase letters.

A word that is easy to remember, such as the name of a pet.

At least 8 characters, and a combination of letters, numbers, and characters.

A strong password should contain at least 8 characters and a combination of letters, numbers, and characters. This is because longer passwords are generally more secure and harder to crack. Including a mix of uppercase and lowercase letters, numbers, and special characters adds complexity and makes the password harder to guess or brute force. Using a word that is easy to remember, such as the name of a pet, can make the password more vulnerable to dictionary attacks or guessing based on personal information. Therefore, it is important to have a password that meets the criteria of being at least 8 characters long and includes a combination of letters, numbers, and characters.

Explanation

A strong password should contain at least 8 characters and a combination of letters, numbers, and characters. This is because longer passwords are generally more secure and harder to crack. Including a mix of uppercase and lowercase letters, numbers, and special characters adds complexity and makes the password harder to guess or brute force. Using a word that is easy to remember, such as the name of a pet, can make the password more vulnerable to dictionary attacks or guessing based on personal information. Therefore, it is important to have a password that meets the criteria of being at least 8 characters long and includes a combination of letters, numbers, and characters.

3. A worm is...

A slimy pink thing that lives in dirt

Pieces of malicious code that make copies of themselves and spread through computers without human interaction.

An unsolicited email message.

In the case of computers, a worm is a piece of code that usually invades your computer through upatched software and replicates itself until it reaches the internet and spreads there as well.

Explanation

In the case of computers, a worm is a piece of code that usually invades your computer through upatched software and replicates itself until it reaches the internet and spreads there as well.

4. What is the best way to protect your information when you are away from your computer?

Lock the computer with a password

Activate the screen saver

Turn the monitor off

Even if you shut down the computer, someone could restart it and have access to your personal information unless you passowrd protect the computer.

Explanation

Even if you shut down the computer, someone could restart it and have access to your personal information unless you passowrd protect the computer.

5. The way I operate my computer can affect other people.

True

False

If you do not protect your computer it can be used by hackers to spread viruses and other threats.

Explanation

If you do not protect your computer it can be used by hackers to spread viruses and other threats.

6. Why might someone break into (hack) your computer?

They don't like you.

To commit a crime

Random vandalism

To use it to distribute porn, malcious programs, etc.

All of the above

Any one of these reasons might cause someone to hack your computer.

Explanation

Any one of these reasons might cause someone to hack your computer.

7. If you recieve an email claiming to need your username and/or password, what should you do?

Report it as phishing/spam through your email provider

Delete the message

Reply to the message with your email and password

deleteing the message is an option, but reporting the message as phishing makes your email provider alert to the scams that are prevalent and take action to block them. Never respond to a request for personal information.

Explanation

deleteing the message is an option, but reporting the message as phishing makes your email provider alert to the scams that are prevalent and take action to block them. Never respond to a request for personal information.

8. What is a firewall?

A wall that is reinforced and cannot catch on fire.

A program that protects against viruses.

A filter for an internet connection that monitors outgoing and incoming activity.

A firewall is a filter for an internet connection that monitors outgoing and incoming activity. It acts as a barrier between a private internal network and the public internet, controlling the flow of network traffic. It examines the data packets passing through it and decides whether to allow or block them based on predefined security rules. By monitoring and filtering network traffic, a firewall helps to protect against unauthorized access, malware, and other cyber threats, ensuring the security and integrity of the network.

Explanation

A firewall is a filter for an internet connection that monitors outgoing and incoming activity. It acts as a barrier between a private internal network and the public internet, controlling the flow of network traffic. It examines the data packets passing through it and decides whether to allow or block them based on predefined security rules. By monitoring and filtering network traffic, a firewall helps to protect against unauthorized access, malware, and other cyber threats, ensuring the security and integrity of the network.

9. Social engineering is:

A website created for people who share common interests.

Scams distributed through email such as phishing, pharming and impersonation.

A targeted attack on a personal computer.

This is one of the newer definitions for email scams that involve tricking a user into providing personal information.

Explanation

This is one of the newer definitions for email scams that involve tricking a user into providing personal information.

10. You just got a new computer which has antivirus software already installed. Is it safe to use on the internet immediately?

Yes

No

Maybe

you should make sure that any antivirus and other programs are up to date before going to the internet and certainly before entering any type of personal information.

Explanation

you should make sure that any antivirus and other programs are up to date before going to the internet and certainly before entering any type of personal information.