Skill Assessment

1. What is a Webhook in the context of Jenkins and GitHub?

2. Which superglobal array is populated when reading query parameters from a URL (e.g. ?id=5)?

3. How does using htmlspecialchars() protect a PHP application from Cross-Site Scripting (XSS)?

4. Which class from @angular/common/http is injected into services to make HTTP requests (GET, POST, etc.)?

5. What problem occurs in a Hash Table when two keys hash to the same index?

6. Which tool is commonly used to solve the N+1 problem in GraphQL servers by batching and caching database requests?

7. Which data structure is typically used to implement an "Undo" feature in software applications?

8. What does the 'Scope' of a penetration test define?

9. Which syntax is used to bind an event handler to a DOM element in Angular?

10. What is Machine Learning?

11. What does the F1-Score calculate?

12. What is introspection in GraphQL?