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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the purpose of input validation?
💡 Hint: Consider why you would want to restrict user inputs.
Question 2
Easy
Give an example of a character that should be escaped.
💡 Hint: Think about how these characters are used in HTML.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the primary purpose of input validation?
- Enhance user experience
- Prevent malicious input
- Improve performance
💡 Hint: Think about its role in security.
Question 2
True or False: Escaping is only necessary for data presented in HTML.
- True
- False
💡 Hint: Consider where else injection attacks could happen.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You are developing a web application that allows users to submit their comments. Describe how you would implement both input validation and escaping to protect this feature.
💡 Hint: Think about the types of data that a comment might include.
Question 2
Evaluate the security of a login form that only uses client-side validation and does not escape user inputs. What vulnerabilities might exist?
💡 Hint: Consider vectors of attack that bypass browser security.
Challenge and get performance evaluation