MCQs

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1. What does OWASP stand for?
   a. Online Web Application Service Process
   b. Open Web Application Security Project
   c. Organizational Web Application Security Protocol
   d. Operational Web Application Scripting Plan
   Answer: b. Open Web Application Security Projectsanfoundry​
2. What is the primary purpose of OWASP Security Testing?
   a. Identifying and mitigating security vulnerabilities in applications
   b. Optimizing search engine indexing
   c. Enhancing website load speed
   d. Encrypting user interface components
   Answer: a. Identifying and mitigating security vulnerabilities in applicationssanfoundry​
3. What does the OWASP Top 10 Project identify?
   a. 10 most critical web application security risks
   b. Coding standards
   c. API design guidelines
   d. Data center vulnerabilities
   Answer: a. 10 most critical web application security riskssanfoundry​
4. Which OWASP tool is used for automated penetration testing?
   a. Wireshark
   b. Metasploit
   c. OWASP ZAP (Zed Attack Proxy)
   d. Burp Suite
   Answer: c. OWASP ZAP (Zed Attack Proxy)sanfoundry​
5. What type of flaw allows unauthorized database access via unsanitized input?
   a. SQL injection
   b. CSRF
   c. Cross-Site Scripting
   d. Buffer Overflow
   Answer: a. SQL injectionsanfoundry​
6. What is OWASP designed to improve?
   a. Website aesthetics
   b. Software security
   c. Hardware performance
   d. Marketing systems
   Answer: b. Software securitytestbook​
7. What vulnerability exists when users can access unauthorized files directly?
   a. Broken Access Control
   b. Authentication Failure
   c. Insecure Deserialization
   d. Misconfiguration
   Answer: a. Broken Access Controltestbook​
8. Which OWASP category deals with encryption issues?
   a. Injection
   b. Cryptographic Failures
   c. Access Control
   d. Logging Failures
   Answer: b. Cryptographic Failurestestbook​
9. What vulnerability occurs due to weak or default passwords like “admin123”?
   a. Broken Authentication
   b. Insecure Design
   c. Security Misconfiguration
   d. Sensitive Data Exposure
   Answer: a. Broken Authenticationtestbook​
10. What type of attack targets XML file parsing weaknesses?
    a. XXE (XML External Entity)
    b. XSS
    c. Injection
    d. CSRF
    Answer: a. XXE (XML External Entity)testbook​
11. Which issue arises from poor access control validation?
    a. Broken Access Control
    b. Denial of Service
    c. Buffer Overflow
    d. Cryptographic Failure
    Answer: a. Broken Access Controltestbook​
12. Which vulnerability is most associated with user session hijacking through untrusted scripts?
    a. XSS
    b. SQL Injection
    c. CSRF
    d. Log Injection
    Answer: a. XSSsanfoundry​
13. What is tested during OWASP Authorization Testing?
    a. User roles and permissions
    b. Encryption algorithms
    c. API endpoints
    d. HTML tags
    Answer: a. User roles and permissionssanfoundry​
14. What risk is addressed by the Injection category?
    a. Unauthorized access to databases
    b. Slow performance
    c. UI malfunctions
    d. Weak passwords
    Answer: a. Unauthorized access to databasessanfoundry​
15. What does OWASP SDLC aim to achieve?
    a. Integrate security in all software development phases
    b. Reduce project budgets
    c. Enhance animation
    d. Increase bandwidth
    Answer: a. Integrate security in all software development phasessanfoundry​
16. Which vulnerability is caused by missing or incorrect encryption?
    a. Cryptographic Failure
    b. Broken Authentication
    c. Access Control
    d. SSRF
    Answer: a. Cryptographic Failuretestbook​
17. What type of attack involves users clicking invisible elements?
    a. Clickjacking
    b. CSRF
    c. Man-in-the-Middle
    d. Replay Attack
    Answer: a. Clickjackingsanfoundry​
18. What vulnerability leverages unvalidated XML to access data?
    a. XXE
    b. XSS
    c. Injection
    d. Misconfiguration
    Answer: a. XXEtestbook​
19. Which category was added in OWASP Top 10 (2021)?
    a. Insecure Design
    b. SQL Injection
    c. CSRF
    d. Authentication Failure
    Answer: a. Insecure Designallabouttesting​
20. Which control stops sensitive data leaks?
    a. Input validation
    b. Data encryption
    c. Index caching
    d. Search filters
    Answer: b. Data encryptionsanfoundry​
21. What vulnerability results from unpatched components?
    a. Vulnerable and Outdated Components
    b. Injection
    c. Broken Authentication
    d. XSS
    Answer: a. Vulnerable and Outdated Componentstestbook​
22. What does SSRF stand for?
    a. Server-Side Request Forgery
    b. Secure Script Resource Framework
    c. Synchronous Script Runtime Function
    d. Secure Socket Redirection Function
    Answer: a. Server-Side Request Forgeryjit​
23. Which vulnerability arises from outdated configurations?
    a. Security Misconfiguration
    b. XSS
    c. Injection
    d. SSRF
    Answer: a. Security Misconfigurationtestbook​
24. What issues fall under Software and Data Integrity Failures?
    a. Downloading code without integrity checks
    b. Hardcoded passwords
    c. Overloaded servers
    d. Broken hashing
    Answer: a. Downloading code without integrity checksallabouttesting​
25. Which flaw allows malicious input via APIs?
    a. Injection
    b. CSRF
    c. XSS
    d. SSL downgrade
    Answer: a. Injectionjit​
26. What is the goal of OWASP’s Top 10 list?
    a. Raise awareness of most critical web risks
    b. Standardize web design
    c. Control server resources
    d. Enforce data backup
    Answer: a. Raise awareness of most critical web risksjit​
27. Which issue results from developers’ insecure session handling?
    a. Identification and Authentication Failures
    b. CSRF
    c. Memory Leak
    d. Logging Failure
    Answer: a. Identification and Authentication Failuresjit​
28. Which OWASP vulnerability allows unauthorized admin access?
    a. Broken Access Control
    b. XSS
    c. SSRF
    d. Clickjacking
    Answer: a. Broken Access Controlreflectiz​
29. What practice helps secure web apps from XSS?
    a. Content Security Policy
    b. CSS encryption
    c. HTML compression
    d. Caching data
    Answer: a. Content Security Policyscribd​
30. Which vulnerability occurs due to weak configuration of TLS certificates?
    a. Security Misconfiguration
    b. Cryptographic Failure
    c. Injection
    d. SSRF
    Answer: b. Cryptographic Failuresavvycomsoftware​
31. What does OWASP focus on globally?
    a. Improving software security
    b. Networking optimization
    c. Data marketing
    d. Hardware encryption
    Answer: a. Improving software securityjit​
32. A web app allows admin access by URL modification. What is this?
    a. Broken Access Control
    b. Authentication Failure
    c. XSS
    d. CSRF
    Answer: a. Broken Access Controlreflectiz​
33. Which type of logging failure increases attack detection delay?
    a. Security Logging and Monitoring Failures
    b. Authentication Failure
    c. Misconfiguration
    d. Access Control
    Answer: a. Security Logging and Monitoring Failuresjit​
34. What attack targets trust between a user and website via forged requests?
    a. CSRF
    b. SSRF
    c. XSS
    d. Injection
    Answer: a. CSRFscribd​
35. What OWASP category aims to fix weak design flaws early?
    a. Insecure Design
    b. Logging Failure
    c. XSS
    d. SSRF
    Answer: a. Insecure Designjit​
36. What OWASP principle stresses verifying dependencies?
    a. Software and Data Integrity Failures
    b. Access Control
    c. Cryptographic Failure
    d. CSRF
    Answer: a. Software and Data Integrity Failuresallabouttesting​
37. Which test checks secure authentication in OWASP?
    a. Authentication and Session Management Testing
    b. Load Testing
    c. Usability Testing
    d. Regression Testing
    Answer: a. Authentication and Session Management Testingsanfoundry​
38. What vulnerability exploits serialized objects in transit?
    a. Insecure Deserialization
    b. XSS
    c. Injection
    d. CSRF
    Answer: a. Insecure Deserializationtestbook​
39. How often is OWASP Top 10 updated?
    a. Every 3–4 years
    b. Every month
    c. Every 10 years
    d. Annually
    Answer: a. Every 3–4 yearstestbook​
40. What is the core purpose of OWASP Cheat Sheets?
    a. Provide concise best-practice security guidance
    b. Customize web UI
    c. Manage databases
    d. Build network drivers
    Answer: a. Provide concise best-practice security guidancesanfoundry​
41. Which OWASP tool scans vulnerabilities in dependencies?
    a. OWASP Dependency Check
    b. Wireshark
    c. ZAP Proxy
    d. Nmap
    Answer: a. OWASP Dependency Checkjit​
42. What vulnerability occurs if APIs expose hidden admin functions?
    a. Broken Access Control
    b. Injection
    c. Cryptographic Failures
    d. SSRF
    Answer: a. Broken Access Controlreflectiz​
43. Which OWASP category prevents data corruption from untrusted updates?
    a. Software and Data Integrity Failures
    b. Security Misconfiguration
    c. XSS
    d. Injection
    Answer: a. Software and Data Integrity Failuresallabouttesting​
44. A site displaying user inputs without validation suffers from?
    a. Cross-Site Scripting
    b. Broken Authentication
    c. XSRF
    d. XXE
    Answer: a. Cross-Site Scriptingtestbook​
45. What control helps prevent cross-site scripting?
    a. Validating user inputs
    b. Using HTTP only cookies
    c. Password hashing
    d. IP whitelisting
    Answer: a. Validating user inputsjit​
46. Which OWASP vulnerability involves unpatched server configuration leaks?
    a. Security Misconfiguration
    b. Cryptographic Failure
    c. CSRF
    d. SSRF
    Answer: a. Security Misconfigurationjit​
47. What vulnerability allows forged server-side HTTP requests?
    a. SSRF
    b. CSRF
    c. XSS
    d. Injection
    Answer: a. SSRFjit​
48. OWASP is governed by what organizational type?
    a. Non-profit foundation
    b. Private company
    c. Government agency
    d. University lab
    Answer: a. Non-profit foundationjit​
49. What vulnerability arises when users gain admin privileges by URL change?
    a. Broken Access Control
    b. Misconfiguration
    c. CSRF
    d. Injection
    Answer: a. Broken Access Controlreflectiz​
50. Which OWASP category addresses inadequate event monitoring?
    a. Security Logging and Monitoring Failures
    b. Injection
    c. SSRF
    d. Access Control
    Answer: a. Security Logging and Monitoring Failuresjit​

1. https://www.sanfoundry.com/owasp-questions-answers/
2. https://testbook.com/objective-questions/mcq-on-owasp-top-10-vulnerabilities–5eea6a0d39140f30f369e30b
3. https://allabouttesting.org/owasp-top-10-mcq-with-answers/
4. https://www.jit.io/resources/security-standards/the-in-depth-guide-to-owasps-top-10-vulnerabilities
5. https://www.reflectiz.com/blog/owasp-top-ten-2025/
6. https://www.scribd.com/document/861544872/OWASP-MCQ
7. https://savvycomsoftware.com/blog/owasp-top-10-vulnerabilities/
8. https://cloudfoundation.com/blog/owasp-interview-questions-and-answers/
9. https://www.koenig-solutions.com/owasp-quiz-questions-answers
10. https://wayground.com/admin/quiz/657cb6284598a8f7b99d57cb/top-10-owasp-cyber-security-quiz
11. https://www.scribd.com/document/477768688/OWASP-Top-10-Question-Dump
12. https://www.placementpreparation.io/mcq/cyber-security/page/2/
13. https://owasp.org/www-project-web-security-testing-guide/assets/archive/OWASP_Testing_Guide_v4.pdf
14. https://examradar.com/fundamentals-of-owasp-top-ten-in-web-application-security-mcqs/
15. https://owasp.org/www-project-top-ten/
16. https://www.interviewquestionspdf.com/2023/11/24-owasp-interview-questions-and-answers.html
17. https://www.sanfoundry.com/1000-cyber-security-questions-answers/
18. https://www.owasptopten.org
19. https://www.coursehero.com/file/24087923/OWASP-Multiple-Choice-Quizpdf/
20. https://www.cloudflare.com/learning/security/threats/owasp-top-10/