WorksheetsKiến thức về phần mềm độc hại 5 1.2
Total questions: 42
Worksheet time: 21mins
What is malware?
Software that protects computers
Malicious software intended to damage network security and data
Software that speeds up computers
Software that helps manage systems
What does malware stand for?
Machine Learning
Malicious Software
Mobile Alert
Malware Security
What type of malware is a Trojan horse?
Legal software
Software that seems harmless but contains malicious code
A type of computer virus
Antivirus software
What is the function of a rootkit?
To hide system data and files for other malware to infiltrate
To make the system run smoother
To increase network speed
To block malware
How can malware affect a computer?
Automatically install security software
Help speed up data processing
Steal personal information and important data
Improve computer performance
What should you be cautious of when searching for free videos online to avoid malware?
Clicking on every available link
Checking the website address before clicking on links
Not worrying because the computer is already secure
Downloading all free software
How can computer viruses spread?
Through executable files that users download
Only when a USB is plugged into the computer
C
How can computer viruses spread?
Through executable files downloaded by users
Only spread when a USB is plugged into the computer
Only infect when opening emails
Cannot spread if there is antivirus software
How does a computer worm differ from a virus?
Worms self-replicate without needing executable files
Worms only spread when there is antivirus software
Worms cannot self-replicate
Worms only affect hardware
What is the usual purpose of malware?
To speed up the computer
To steal information and sell it to spam organizations
To improve network performance
To reduce the risk of virus infection
What is the function of antivirus software?
To scan directories and files to identify and disable viruses
To make the computer run faster
To block ads on the Internet
To increase RAM capacity
Why is it necessary to update antivirus software regularly?
To recognize and eliminate new malware
To beautify the software interface
To increase network connection speed
To reduce the software size
What can happen if antivirus software is not updated?
The computer will not be infected with viruses
The computer is more vulnerable to new malware
The computer will run faster
No impact on the system
Besides antivirus software, what else helps protect the computer?
Regularly updating the operating system and software
Only using the Internet in public places
No additional measures are needed
Only installing software on USB drives
What is one of the ways to protect personal data?
Share personal information publicly on social media
Use strong passwords and do not share with others
Write passwords on paper and leave it on the desk
Use simple passwords for easy remembering
What is one of the common ways that malware infiltrates computers?
Buy a new computer
Install software from untrusted sources
Always update the operating system
Use strong passwords
How can malware spread automatically?
Email, malicious websites, USB
Antivirus software
Regularly updated operating systems
Text files
What is the purpose of spyware?
Help protect the computer from viruses
Collect personal information without the user's knowledge
Speed up the computer's processing
Prevent viruses from spreading
What is a common sign of a computer infected with malware?
The computer runs faster than usual
Strange ads and pop-up windows appear
The operating system updates automatically
No unusual signs
How does ransomware work?
Encrypts user data and demands ransom to unlock
Improves computer performance
Deletes unnecessary data to free up space
Automatically updates the operating system
What measure helps reduce the risk of malware infection?
Only install software from trusted sources
Click on every link in emails
What measure helps reduce the risk of malware infection?
Only install software from trusted sources
Click on every link in emails
Use easily guessable passwords
Never update antivirus software
To enhance personal information security, what should users do?
Set simple passwords for easy recall
Do not share personal information on social media
Open all received emails
Use the same password for all accounts
Which file extension below can contain malware?
.exe
.txt
.jpg
.mp3
What is the best way to check if a file is safe?
Run it immediately
Scan it with antivirus software before opening
Share it with friends to check
Open the file in a web browser
What is an effective way to prevent spam?
Do not open emails from unknown senders
Reply to all received emails
Click on all links in emails
Download all attachments in emails
What risks can using public Wi-Fi pose?
Personal data may be stolen
Faster Internet speed
Computer automatically updates security
No risks at all
To protect online accounts, what should users do?
Use two-factor authentication (2FA)
Use the same password for all accounts
Never change passwords
Share passwords with friends
When a website asks to download unknown software, what should users do?
Download it immediately
Check reviews and only download from official sites
Run it on the main computer
Share it with others
What should users do when downloading software from unknown sources?
Download immediately
Check reviews and only download from official websites
Try it on the main computer
Share it with others for testing
What can help protect data when a device is lost?
Use data encryption
No need to do anything as the device has a password
Only store data on the device
Turn off the Internet connection
When using social media, what is the most important thing to protect personal information?
Limit sharing personal information publicly
Make friends with everyone
Log in on multiple public devices
Share passwords with friends
What is a safe browsing method?
Only access websites with HTTPS certificates
Click on all ads on the website
Download all free software advertised
Always enable JavaScript on all pages
What is a way to detect a phishing website?
Check the URL for spelling errors
Always enter personal information on every website
Click on all links on the page
Provide credit card information immediately
What should you do when receiving a strange email asking for your password?
Ignore or report that email
Enter the password immediately
Email friends for advice
Reply to the email to confirm identity
When software requests too much personal data access, what should you do?
Check carefully and only install if necessary
Grant access immediately
Share the software with friends to try first
Turn off the firewall to run the software
Why should data be backed up regularly?
To protect data from loss due to malware or system failure
To reduce hard drive space
To speed up the computer
To have additional copies to share with others
What is the purpose of a firewall software?
To prevent unauthorized access to the system
To increase download speed
To remove all viruses from the computer
To automatically update software
When encountering a pop-up window requesting to download software, what should you do?
Close the window and do not download if the source is unclear
Download immediately to check
Share the link with friends to try together
Click on every button on the window
Why should you not use the same password for multiple accounts?
Because if one account is hacked, other accounts are also at risk
Because doing so will lock the account
Because the system will not allow it
Because it is hard to remember the password
What method helps identify a fake antivirus software?
Check if the software is from a reputable developer
Download software from any website
Install without checking reviews
Open all files that the software can scan
What should you check before installing an application on your phone?
The permissions the application requests
Whether the application name is nice
The color of the application icon
Whether the application has ads
