MCQs

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1. Skimming in cybersecurity refers to stealing credit or debit card data using covert devices.
   a. Denial-of-service
   b. Spoofing
   c. Skimming
   d. Sniffing
   Answer: c. Skimminghalock​
2. Skimmers usually install devices on which type of machine?
   a. Printers
   b. ATMs
   c. Laptops
   d. Routers
   Answer: b. ATMsb2b.mastercard​
3. The main purpose of skimming is to steal which kind of information?
   a. Biometric data
   b. Card magnetic strip data
   c. IP addresses
   d. Password hashes
   Answer: b. Card magnetic strip datab2b.mastercard​
4. What category of attack is e-skimming considered?
   a. Social engineering
   b. Web application attack
   c. Physical tampering
   d. Denial of service
   Answer: b. Web application attackdatadome​
5. Physical skimming typically happens at:
   a. Email servers
   b. POS terminals
   c. Web browsers
   d. Cloud databases
   Answer: b. POS terminalsmemcyco​
6. The total annual loss caused by skimming is estimated at over:
   a. $500 million
   b. $1 billion
   c. $10 billion
   d. $100 million
   Answer: b. $1 billionhalock​
7. Which card technology helps reduce the risk of skimming?
   a. Magnetic stripe
   b. EMV chip
   c. Contactless only
   d. Virtual cards
   Answer: b. EMV chipccslearningacademy​
8. Which online variant of skimming targets e-commerce sites?
   a. E-skimming
   b. Vishing
   c. Spoofing
   d. Doxing
   Answer: a. E-skimminghalock​
9. A fake keypad overlay is an example of:
   a. Phishing
   b. Skimming device
   c. Spyware tool
   d. Malware infection
   Answer: b. Skimming deviceb2b.mastercard​
10. Web skimming operates on which level?
    a. Client-side
    b. Network layer
    c. Server-side
    d. Database layer
    Answer: a. Client-sidedatadome​
11. The defining characteristic of ATM skimming is:
    a. Malicious popups
    b. Fake card reader attachments
    c. SQL-based hacking
    d. DNS redirection
    Answer: b. Fake card reader attachmentsb2b.mastercard​
12. Which information is primarily targeted by e-skimmers?
    a. Contact numbers
    b. Payment data and personal identifiers
    c. Server logs
    d. API credentials
    Answer: b. Payment data and personal identifiersb2b.mastercard​
13. Which is NOT a preventive measure against skimming?
    a. Using chip cards
    b. Reviewing statements
    c. Ignoring suspicious devices
    d. Covering the PIN pad
    Answer: c. Ignoring suspicious devicesccslearningacademy​
14. How do skimmers usually transmit stolen data?
    a. Via USB
    b. Over Bluetooth
    c. Through emails
    d. Over SMS
    Answer: b. Over Bluetoothb2b.mastercard​
15. Which device part is often tamped with by physical skimmers?
    a. Keyboards
    b. Camera lens
    c. Card reader slot
    d. Network switch
    Answer: c. Card reader slotb2b.mastercard​
16. Web skimming attacks are often implemented using:
    a. SQL injections
    b. JavaScript malware
    c. Network sniffers
    d. Firewall evasion
    Answer: b. JavaScript malwaredatadome​
17. E-skimming attacks aim to collect data during:
    a. Checkout process
    b. User registration
    c. Login verification
    d. Password reset
    Answer: a. Checkout processhalock​
18. Physical skimming and e-skimming share the goal of:
    a. Tracking malware
    b. Stealing payment information
    c. Encrypting files
    d. Building botnets
    Answer: b. Stealing payment informationdatadome​
19. The use of tampered POS terminals is a sign of:
    a. Drive-by exploits
    b. Card skimming
    c. Worm propagation
    d. Insider attack
    Answer: b. Card skimmingb2b.mastercard​
20. Which of the following best prevents ATM skimming?
    a. Using public Wi-Fi
    b. Avoiding tampered machines
    c. Removing PIN cover
    d. Leaving card inside
    Answer: b. Avoiding tampered machinesfederalbank​
21. The fake websites used by e-skimmers often show:
    a. Grammar or spelling errors
    b. Perfect authenticity
    c. No transactions
    d. No SSL certificate errors
    Answer: a. Grammar or spelling errorsb2b.mastercard​
22. One method of digital skimming prevention is:
    a. Disabling JavaScript
    b. Using a trusted VPN
    c. Lowering firewall level
    d. Reusing passwords
    Answer: b. Using a trusted VPNccslearningacademy​
23. Keylogging malware relates to skimming by:
    a. Encrypting user data
    b. Recording keystrokes
    c. Compressing logs
    d. Protecting payments
    Answer: b. Recording keystrokesccslearningacademy​
24. What feature do EMV cards use for each transaction?
    a. Static PINs
    b. One-time encryption codes
    c. Shared secret keys
    d. Same magnetic data
    Answer: b. One-time encryption codesccslearningacademy​
25. A phishing campaign requesting credit card updates can also be a form of:
    a. Web skimming
    b. E-skimming
    c. Card swapping
    d. URL hijacking
    Answer: b. E-skimmingccslearningacademy​
26. How can customers verify machine safety?
    a. Ignoring instructions
    b. Checking for alignment or glue marks
    c. Using unverified ATMs
    d. Sharing PIN
    Answer: b. Checking for alignment or glue marksb2b.mastercard​
27. A small camera above an ATM can indicate:
    a. System update
    b. Skimming surveillance
    c. Maintenance issue
    d. Wi-Fi hotspot
    Answer: b. Skimming surveillanceb2b.mastercard​
28. Which habit improves card monitoring?
    a. Reviewing account statements
    b. Ignoring small transactions
    c. Using shared cards
    d. Writing down PINs
    Answer: a. Reviewing account statementsccslearningacademy​
29. E-commerce skimming is sometimes known as:
    a. Magecart attack
    b. Keycard blade
    c. Trojan loader
    d. Fake payment mode
    Answer: a. Magecart attackdatadome​
30. What should be avoided while performing online transactions?
    a. Secure VPN
    b. Public Wi-Fi
    c. HTTPS webpages
    d. Strong passwords
    Answer: b. Public Wi-Ficcslearningacademy​
31. POS-based skimming hardware often mimics:
    a. Genuine PIN keypads
    b. Browser extensions
    c. Camera modules
    d. Thermal sensors
    Answer: a. Genuine PIN keypadsb2b.mastercard​
32. One reason skimming spreads easily is:
    a. Simplicity of devices
    b. Large infrastructure
    c. High maintenance
    d. Quick encryption
    Answer: a. Simplicity of devicesmemcyco​
33. Bluetooth-enabled skimming devices allow:
    a. Real-time data collection
    b. Automatic updates
    c. Device security
    d. PIN encryption
    Answer: a. Real-time data collectionb2b.mastercard​
34. In skimming, cloned cards are made for:
    a. Backup purposes
    b. Offline purchases
    c. Fraudulent transactions
    d. Authentication testing
    Answer: c. Fraudulent transactionshalock​
35. A sign of compromised e-commerce page is:
    a. Delay in checkout
    b. No response from database
    c. Error-free code
    d. Secure payment certificate
    Answer: a. Delay in checkoutb2b.mastercard​
36. Web skimming scripts typically run on:
    a. Server’s operating system
    b. Client browser’s DOM
    c. Database backend
    d. Payment gateway
    Answer: b. Client browser’s DOMdatadome​
37. Monitoring transaction alerts helps:
    a. Prevent unauthorized transactions
    b. Disable banking apps
    c. Reduce legitimate purchases
    d. Encrypt card data
    Answer: a. Prevent unauthorized transactionsb2b.mastercard​
38. A point-of-sale malware-based skimming attack affects:
    a. Database encryption
    b. Terminal payment data
    c. Employee credentials
    d. Router traffic
    Answer: b. Terminal payment datamemcyco​
39. ATM skimming can be detected if:
    a. Reader slot is secure and aligned
    b. Unfamiliar additions to machine exist
    c. LCD brightness is low
    d. It processes slowly
    Answer: b. Unfamiliar additions to machine existb2b.mastercard​
40. Installing anti-malware tools reduces which risk?
    a. Man-in-the-middle
    b. Keylogging and e-skimming
    c. Physical theft
    d. Cross-site scripting
    Answer: b. Keylogging and e-skimmingccslearningacademy​
41. Phishing is related to skimming through:
    a. Direct hardware access
    b. Social engineering deception
    c. USB data transfers
    d. Optical card readers
    Answer: b. Social engineering deceptionccslearningacademy​
42. The primary data stolen in web skimming is:
    a. Login timestamps
    b. Credit card details
    c. Browser caches
    d. Cookie data
    Answer: b. Credit card detailsb2b.mastercard​
43. E-skimmers often insert malicious code during:
    a. Website updates
    b. Data encryption
    c. System cleaning
    d. Browser upgrades
    Answer: a. Website updatesdatadome​
44. Virtual cards help prevent:
    a. Device theft
    b. Skimming-based misuse
    c. Data redundancy
    d. Backup loss
    Answer: b. Skimming-based misuseb2b.mastercard​
45. PIN pad overlays are commonly used in:
    a. ATM skimming
    b. SQL injection
    c. DDOS attack
    d. Insider threat
    Answer: a. ATM skimmingb2b.mastercard​
46. The primary impact of skimming attacks on banks is:
    a. Regulatory fines
    b. Database backup loss
    c. Reputation and financial damage
    d. Increase in encryption costs
    Answer: c. Reputation and financial damagehalock​
47. “Skimmers” are also called:
    a. Data harvesters
    b. Information sculptors
    c. Keyloggers
    d. Clone-makers
    Answer: a. Data harvestershalock​
48. Skimming is part of which cybersecurity domain?
    a. Payment security
    b. Wireless network security
    c. Cloud governance
    d. Application patching
    Answer: a. Payment securityhalock​
49. Gas stations are a common target for:
    a. Phishing
    b. Physical skimming
    c. SQL attacks
    d. Bot injections
    Answer: b. Physical skimmingmemcyco​
50. The most effective way to avoid e-skimming as a consumer is:
    a. Shopping on secured websites
    b. Sharing credentials
    c. Ignoring browser warnings
    d. Using old OS versions
    Answer: a. Shopping on secured websitesdatadome+1​

1. https://www.halock.com/understanding-skimming-in-cyber-security/
2. https://b2b.mastercard.com/news-and-insights/blog/what-is-skimming-in-cybersecurity/
3. https://datadome.co/learning-center/skimming-attack/
4. https://www.memcyco.com/card-skimming-methods/
5. https://www.ccslearningacademy.com/what-is-skimming-in-cybersecurity/
6. https://www.federalbank.co.in/how-to-protect-yourself-from-atm-skimming-fraud
7. https://www.sanfoundry.com/1000-cyber-security-questions-answers/
8. https://testbook.com/objective-questions/mcq-on-types-of-malicious-softwares–5eea6a1039140f30f369e884
9. https://www.scribd.com/document/722589683/Cyber-Security-Mcq
10. https://www.igmguru.com/blog/cyber-security-mcqs
11. https://byjus.com/gate/cyber-security-mcqs/
12. https://www.theknowledgeacademy.com/blog/cyber-security-mcq-and-answers/
13. https://www.santander.com/en/stories/skimming
14. https://www.sanfoundry.com/tricky-cyber-security-questions-answers/
15. https://www.1stunitedcu.org/more-for-you/financial-wellness/ten-tips-to-prevent-card-skimming-fraud
16. https://cybersecurityventures.com/wp-content/uploads/2020/03/Cybersecurity-Quiz.pdf
17. https://interviewkickstart.com/blogs/articles/cyber-security-mcqs-answers
18. https://www.fortinet.com/resources/cyberglossary/types-of-cyber-attacks
19. https://spectralops.io/blog/a-step-by-step-guide-to-preventing-credit-card-skimming-attacks/
20. https://www.rapid7.com/fundamentals/types-of-attacks/