Top 30 multiple-choice questions (MCQs) only focused on the Server-Side Injection Attacks in Back-End Components covering below topics,along with their answers and explanations.
• Explaining common server-side injection vulnerabilities, such as SQL injection and command injection.
• Discussing how attackers manipulate inputs to execute unauthorized commands or queries on the server.

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1. What is the primary objective of a SQL injection attack?

  • To improve server performance
  • To enhance data confidentiality
  • To manipulate and execute unauthorized SQL queries
  • To prevent unauthorized access

2. How does a command injection attack typically occur?

  • By manipulating and executing unauthorized SQL queries
  • By injecting malicious commands into user inputs that are passed to system commands
  • By exploiting vulnerabilities in the front-end user interface
  • By preventing unauthorized access

3. Which type of input is commonly targeted in SQL injection attacks?

  • Numeric inputs
  • Text inputs
  • Checkbox inputs
  • Hidden inputs

4. How can parameterized queries contribute to preventing SQL injection attacks?

  • By improving server performance
  • By enhancing data confidentiality
  • By securely handling user input in SQL queries
  • By preventing unauthorized access

5. What is the purpose of input validation in preventing server-side injection attacks?

  • To improve server performance
  • To enhance data confidentiality
  • To validate and sanitize user input to prevent injection vulnerabilities
  • To prevent unauthorized access

6. How does an attacker exploit a server-side injection vulnerability to manipulate data?

  • By improving server performance
  • By injecting malicious code or commands into user inputs
  • By enhancing data confidentiality
  • By preventing unauthorized access

7. What is the role of stored procedures in preventing SQL injection attacks?

  • To improve server performance
  • To enhance data confidentiality
  • To encapsulate and secure SQL queries within the database
  • To prevent unauthorized access

8. How does input sanitization contribute to preventing server-side injection vulnerabilities?

  • By improving server performance
  • By enhancing data confidentiality
  • By removing or neutralizing potentially malicious characters from user input
  • By preventing unauthorized access

9. What is the potential impact of a successful SQL injection attack?

  • Improved server performance
  • Data leakage, unauthorized access, or manipulation
  • Enhanced data confidentiality
  • Prevention of unauthorized access

10. How can prepared statements assist in preventing SQL injection attacks?

  • By improving server performance
  • By enhancing data confidentiality
  • By separating SQL code from user input, making injection attacks more difficult
  • By preventing unauthorized access

11. What is the primary goal of an attacker in a LDAP injection attack?

  • To improve server performance
  • To enhance data confidentiality
  • To manipulate and execute unauthorized LDAP queries
  • To prevent unauthorized access

12. How does a NoSQL injection attack differ from a traditional SQL injection attack?

  • No difference; they both target the same vulnerabilities
  • NoSQL injection attacks do not exist
  • NoSQL injection attacks target databases that use NoSQL technologies
  • SQL injection attacks only target web servers

13. Which of the following is a common defense mechanism against injection attacks?

  • Session management
  • Captcha
  • Rate limiting
  • Input validation and parameterized queries

14. In the context of SQL injection, what is "stacked queries"?

  • A method to improve server performance
  • Executing multiple SQL queries in a single injection
  • A type of encryption for SQL queries
  • A way to prevent unauthorized access

15. How can web application firewalls (WAFs) contribute to mitigating injection attacks?

  • By improving server performance
  • By enhancing data confidentiality
  • By filtering and blocking malicious requests containing injection payloads
  • By preventing unauthorized access

16. What type of injection attack involves manipulating XML input?

  • XPath injection
  • JSON injection
  • LDAP injection
  • NoSQL injection

17. How can the use of stored procedures in database queries help prevent injection attacks?

  • By improving server performance
  • By enhancing data confidentiality
  • By encapsulating and securing SQL queries within the database
  • By preventing unauthorized access

18. What is the role of input validation in preventing LDAP injection attacks?

  • To improve server performance
  • To enhance data confidentiality
  • To validate and sanitize user input to prevent injection vulnerabilities
  • To prevent unauthorized access

19. How does "blind" SQL injection differ from traditional SQL injection?

  • There is no difference
  • Blind SQL injection does not exist
  • Blind SQL injection does not require any user input
  • Blind SQL injection occurs when the results of a query are not visible in the application's response

20. What is the primary risk associated with successful XML external entity (XXE) injection attacks?

  • Improved server performance
  • Data leakage and unauthorized access to sensitive information
  • Enhanced data confidentiality
  • Prevention of unauthorized access
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