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1. 1. What is the Git working tree?

   What is the Git working tree?

   The commit message history The checked-out project files currently available to edit The remote server only A database backup
   Hint

   Focus on what crosses the client/server or local/remote boundary.

2. 2. Why should interactive elements have a clear focus style?

   Why should interactive elements have a clear focus style?

   It increases SQL speed Keyboard users need to see which control is active It hides the mouse pointer It replaces labels
   Hint

   Choose the definition or behavior that best matches the web standard.

3. 3. What is the difference between sanitizing and escaping data?

   Choose the most accurate statement for WordPress development.

   What is the difference between sanitizing and escaping data?

   Sanitize input; escape output according to its context. They are two names for the same operation. Sanitization is needed only in themes. Escape input once and output it without further checks.
   Hint

   Think about when data enters the system and when it leaves for the browser.

4. 4. What does the Accept request header communicate?

   What does the Accept request header communicate?

   A PHP return type Response media types the client can handle The server IP only The submitted password
   Hint

   Focus on what crosses the client/server or local/remote boundary.

5. 5. Which function returns a permalink for later use?

   Which function returns a permalink for later use?

   return_url() post_link_echo() the_permalink() get_permalink()
   Hint

   Identify the role of the WordPress function or extension point.

6. 6. Where are ordinary WordPress plugins stored by default?

   Where are ordinary WordPress plugins stored by default?

   wp-includes/plugins wp-content/uploads wp-content/plugins wp-admin/plugins
   Hint

   Identify the WordPress API responsibility before considering implementation details.

7. 7. Which structure represents the basic WordPress Loop?

   Which structure represents the basic WordPress Loop?

   loop posts until false without advancing while ( have_posts() ) { the_post(); } foreach ( the_post() as have_posts() ) if ( the_post() ) { have_posts(); }
   Hint

   Identify the role of the WordPress function or extension point.

8. 8. Are comments part of the standard JSON syntax?

   Are comments part of the standard JSON syntax?

   No Only inside arrays Yes, using # Yes, using //
   Hint

   Focus on what crosses the client/server or local/remote boundary.

9. 9. Why specify accepted arguments when registering a callback?

   Why specify accepted arguments when registering a callback?

   To assign user permissions To tell WordPress how many hook arguments the callback wants To control the number of executions To define SQL placeholders
   Hint

   Identify the role of the WordPress function or extension point.

10. 10. What does git fetch do?

    What does git fetch do?

    Creates a commit Deploys WordPress Downloads remote history without merging it into the current branch Deletes local changes
    Hint

    Focus on what crosses the client/server or local/remote boundary.

11. 11. What is a function parameter?

    What is a function parameter?

    A named input declared by the function A PHP file path only A database table The value printed by echo
    Hint

    Focus on the responsibility of the language feature rather than memorizing punctuation.

12. 12. Why does WordPress expose lifecycle hooks?

    Why does WordPress expose lifecycle hooks?

    They replace PHP functions They configure DNS They store uploaded files Extensions can run at defined stages without editing core
    Hint

    Place the concept in the WordPress request, content, or permission model.

13. 13. What is the key difference when an included PHP file is missing?

    What is the key difference when an included PHP file is missing?

    There is no behavioral difference include always retries require causes a fatal error while include emits a warning and execution may continue require downloads the file
    Hint

    Identify the definition or behavior described by the question.

14. 14. What is a Git remote?

    What is a Git remote?

    A PHP include A browser cookie An untracked file A named reference to another repository location
    Hint

    Focus on what crosses the client/server or local/remote boundary.

15. 15. What happens when an administrator activates a plugin?

    What happens when an administrator activates a plugin?

    The database is recreated WordPress marks it active and loads it on subsequent requests Its files become public posts WordPress copies it into core
    Hint

    Identify the WordPress API responsibility before considering implementation details.

16. 16. What is a plain JavaScript object commonly used for?

    What is a plain JavaScript object commonly used for?

    Defining a SQL table automatically Compiling PHP Grouping named properties and values Encrypting HTTPS
    Hint

    Identify what the command or language feature is responsible for.

17. 17. What is a PHP callback?

    What is a PHP callback?

    A PHP opening tag A database rollback An HTTP redirect A callable value passed so other code can invoke it later
    Hint

    Focus on the responsibility of the language feature rather than memorizing punctuation.

18. 18. What does a URL identify?

    What does a URL identify?

    The location of a resource and how to access it A WordPress capability Only a database password A PHP variable type
    Hint

    Identify the definition or behavior described by the question.

19. 19. What is array_map() commonly used for?

    What is array_map() commonly used for?

    Write an array to the database Convert every value to HTML automatically Sort an array by keys only Create an array by applying a callback to each value
    Hint

    Focus on the responsibility of the language feature rather than memorizing punctuation.

20. 20. What does body_class() help add?

    What does body_class() help add?

    An HTTP cookie A page title Contextual classes to the body element A database column
    Hint

    Identify the role of the WordPress function or extension point.

21. 21. How should dynamic values be included in a custom SQL query with $wpdb?

    The query contains values supplied at runtime.

    How should dynamic values be included in a custom SQL query with $wpdb?

    Use $wpdb->prepare() with typed placeholders. Base64-encode every value before querying. Use esc_html() before concatenating the SQL. Concatenate the raw values after addslashes().
    Hint

    Do not concatenate untrusted values into the SQL string.

22. 22. What does array.forEach( callback ) do?

    What does array.forEach( callback ) do?

    Creates a database table Calls the callback for each array element Returns only matching elements Stops the browser
    Hint

    Identify what the command or language feature is responsible for.

23. 23. What is a JavaScript function?

    What is a JavaScript function?

    A network port A database server Reusable executable code that may accept inputs and return a value A fixed HTML attribute
    Hint

    Identify what the command or language feature is responsible for.

24. 24. What does localhost normally refer to?

    What does localhost normally refer to?

    The current computer Every device on the internet The WordPress plugin directory The public production server
    Hint

    Identify the definition or behavior described by the question.

25. 25. What is a registered menu location?

    What is a registered menu location?

    A theme-defined place where an administrator can assign a navigation menu A fixed list of URLs in core A PHP namespace A database table
    Hint

    Separate presentation responsibilities from reusable site functionality.

26. 26. What should a theme consider rendering when have_posts() is false?

    What should a theme consider rendering when have_posts() is false?

    A database password A PHP fatal error The plugin activation screen A useful no-content message or template
    Hint

    Identify the role of the WordPress function or extension point.

27. 27. Which classic template commonly displays an individual page?

    Which classic template commonly displays an individual page?

    single.php only category.php comments.php page.php
    Hint

    Separate presentation responsibilities from reusable site functionality.

28. 28. Where is ordinary POST form data normally sent?

    Where is ordinary POST form data normally sent?

    In the URL fragment In the status code In a CSS file In the request body
    Hint

    Focus on what crosses the client/server or local/remote boundary.

29. 29. Why does valid element nesting matter?

    Why does valid element nesting matter?

    It automatically secures PHP It changes the server IP Browsers and assistive technology can interpret the intended structure more reliably It removes the need for CSS
    Hint

    Choose the definition or behavior that best matches the web standard.

30. 30. What does git status show?

    What does git status show?

    Only remote issues The current branch and working-tree/staging changes Every line ever deleted The PHP version
    Hint

    Focus on what crosses the client/server or local/remote boundary.

31. 31. What does get_stylesheet_directory() return when a child theme is active?

    What does get_stylesheet_directory() return when a child theme is active?

    WordPress core The parent theme directory The database directory The child theme directory
    Hint

    Separate presentation responsibilities from reusable site functionality.

32. 32. What makes a useful commit message?

    What makes a useful commit message?

    It contains only the word update It includes secret credentials It explains the intentional change clearly It copies every changed line
    Hint

    Focus on what crosses the client/server or local/remote boundary.

33. 33. Why might a plugin file check whether ABSPATH is defined?

    Why might a plugin file check whether ABSPATH is defined?

    To locate the database password To stop direct execution outside the WordPress bootstrap To activate itself To register CSS
    Hint

    Identify the WordPress API responsibility before considering implementation details.

34. 34. What does a WordPress user role primarily define?

    What does a WordPress user role primarily define?

    A database prefix A collection of capabilities A permalink format A theme color palette
    Hint

    Start with the everyday meaning of the WordPress term.

35. 35. Which pair represents an unordered list and a list item?

    Which pair represents an unordered list and a list item?

    and and and and
    Hint

    Choose the definition or behavior that best matches the web standard.

36. 36. What does class Child extends Parent express?

    What does class Child extends Parent express?

    Parent is deleted Both classes become functions Child inherits accessible behavior and state from Parent Child includes a PHP file named Parent
    Hint

    Focus on the responsibility of the language feature rather than memorizing punctuation.

37. 37. What does an INNER JOIN return?

    What does an INNER JOIN return?

    Rows with matching join conditions in both joined sources Only deleted rows Only table definitions Every row from both tables regardless of matches
    Hint

    Identify what the command or language feature is responsible for.

38. 38. Why is the name attribute important on a form control?

    Why is the name attribute important on a form control?

    It changes the font It identifies the key used when the control value is submitted It creates a user role It prevents every invalid value
    Hint

    Choose the definition or behavior that best matches the web standard.

39. 39. What does a Git merge do?

    What does a Git merge do?

    Uploads media to WordPress Executes PHP tests Erases all earlier commits Combines histories from branches
    Hint

    Focus on what crosses the client/server or local/remote boundary.

40. 40. What does a network port help identify?

    What does a network port help identify?

    A theme template part A service or application endpoint on a host A CSS property A database record
    Hint

    Identify the definition or behavior described by the question.