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WorksheetsCybersecurity Fundamentals and Malware Types
Total questions: 40
Worksheet time: 22mins
Which part of the CIA triad focuses on keeping data secret from unauthorized people?
Authenticity of system access
Availability for all users
Confidentiality of private data
Integrity of stored information
What is the main difference between white hat and black hat hackers?
White hats hack for legal reasons
Black hats report security bugs
Black hats only test passwords
White hats use illegal tools
Which action best supports availability in the CIA triad?
Backing up data regularly
Encrypting files with passwords
Hiding accounts from users
Checking file hash values
Hackers try to do which of the following?
Share passwords with friends
Delete only public files
Access data they should not
Install antivirus for users
Which is an example of a cybersecurity best practice for passwords?
Share your password manager
Use a unique strong password
Write passwords on sticky notes
Use one simple password
Match each malware type to its description.
Adware - (a)
Trojan - (b)
Spyware - (c)
Virus - (d)
Worm - (e)
Adware
Trojan
Spyware
Virus
Worm
Which statement describes ransomware?
Monitors keystrokes silently
Copies itself in other files
Displays popups and ads only
Holds files hostage for payment
Which action helps keep security software effective?
Install updates regularly
Disable updates permanently
Ignore antivirus alerts
Turn off the firewall often
What is a common way malware spreads?
Secure government websites
Encrypted backup drives
Printed paper handouts
Infected email attachments
Which practice reduces the chance of phishing?
Open emails only from people you know
Download files from random sites
Open emails from strangers
Click every pop-up ad
Turn your firewall on is a best practice because it mainly helps with what?
Speeding up web downloads
Recovering deleted documents
Blocking unauthorized network access
Sharing files across classmates
Which example shows malware activation by user action?
Plugging in a secure printer
Clicking a fake download button
Saving homework to a USB
Restarting the computer daily
A Trojan differs from a virus because a Trojan mainly does what?
Only shows ads in browsers
Spreads through file copying
Pretends to be useful software
Runs only on mobile phones
Which pair correctly matches CIA term to meaning?
Confidentiality
Keeping data secret from unauthorized users
Integrity
Ensuring data remains accurate and unchanged
Availability
Making sure systems and data can be used
Which combination of practices strengthens account security the most?
Shared password and open Wi‑Fi
Unique strong password and MFA
Short password and no updates
Same password on every account
Which sign most clearly suggests your device might have malware?
Homepage looks slightly cooler today
Battery drains much faster than normal
Wallpaper changed after an update
You forgot to charge last night
What is the safest action when an unknown person emails a link?
Reply asking for more details
Do not open or click the link
Forward it to classmates
Click it to see what it is
Phishing is best described as
Offering free gifts to tempt
Fake messages pretending to be trusted
Redirecting to fake websites
Using fake stories for trust
Pharming mainly involves
Blocking pop-up messages
Installing antivirus daily
Typing URLs carefully every time
Redirecting users from real sites to fake ones
Pretexting is when a scammer
Uses contests to collect passwords
Changes your browser homepage
Sends random pop-up errors
Creates a fake story to gain trust
Which action helps avoid link tricks?
Always type the URL yourself
Click every attachment safely
Ignore browser security warnings
Disable antivirus software
Match each social engineering tactic to its description.
Baiting - (a)
Phishing - (b)
Pretexting - (c)
Pharming - (d)
Baiting
Phishing
Pretexting
Pharming
Which email practice is safest for strangers?
Share passwords only with teachers
Contact a friend to verify requests
Never click on pop-ups
Open their emails quickly
A sudden increase in data usage can mean
New wallpaper downloaded
Battery saving mode enabled
Possible malware infection
Normal background updates
What should you do when installing software?
Skip all screens to finish faster
Read each screen carefully
Disable security warnings
Install from any website
Which behavior is a malware sign?
Apps lock up or freeze often
You changed settings yesterday
You installed a new theme
Screen brightness lowered
Which step helps check if a request is real?
Google the business for a URL
Forward the message widely
Click contests to confirm
Ignore all emails always
Why should software be downloaded only from reputable sites?
They reduce redirect risks
They limit malware and fake downloads
They have brighter logos
They are cheaper every day
Which warning sign points to hidden changes?
New software installed without your knowledge
Battery you replaced last week
New game you installed yesterday
Homepage you changed yourself
Match the safety tip to the reason.
Run antivirus software daily
Helps catch infections early
Pay attention to browser warnings
Alerts you to risky websites
Don’t click unknown links
Prevents phishing and drive-by downloads
Which action helps protect data if your device is lost or damaged?
Run a USB scan weekly
Verify website security before buying
Back up the device regularly
Disable Wi‑Fi auto‑connect
What is the main purpose of using a PIN on a mobile device?
Speed up app updates
Scan attachments for malware
Lock the screen from access
Find a lost phone faster
Before opening files from email, what should you do to stay safe?
Disable Bluetooth pairing
Scan attachments for threats
Read app store reviews
Install operating system updates
Match each security step with its result.
Install OS and app updates
Fix bugs and close holes
Run scans on USB devices
Detect infected removable media
Verify a website is secure
Protect payment and personal data
Enable auto‑lock on devices
Lock screen after inactivity
Which setting should be adjusted to limit how apps use your phone’s camera and location?
Auto‑connect Wi‑Fi toggle
Malware protection switch
Remote wipe application
Access permissions controls
A student wants to avoid unsafe apps. What is a smart step before downloading?
Read reviews for the app
Disable device auto‑lock
Turn off operating system updates
Pair Bluetooth automatically
Your phone is stolen. Which tool helps protect your information quickly?
Verify a store’s website
Use a remote wipe app
Install new game apps
Enable auto‑lock later
Which combination shows good routine maintenance?
Disable malware protection
Update OS and apps promptly
Skip updates, rely on scans
Only back up once yearly
Match the mobile security action to the situation it helps with.
Remote wipe app
Erase data after theft
Find‑my‑device app
Locate a missing phone
Back up data
Restore information later
PIN or passcode
Block access to the phone
You plug in a friend’s USB drive. What is the safest first step?
Disable Wi‑Fi temporarily
Run a scan on the device
Open all files quickly
Change camera permissions
