Acquia Certified Drupal 10 Backend Specialist - Self Evaluation Quiz
This self-evaluation quiz consists of 20 questions covering key topics from the Acquia Certified Drupal 10 Backend Specialist Exam, including Drupal architecture, content modeling, essential backend APIs, custom module development, performance, security, and debugging.
1. Drupal Architecture & Content Modeling
1. What is the primary difference between entities and configuration entities in Drupal?
- A. Entities are always stored in the database, while configuration entities are stored in YAML files.
- B. Configuration entities are user-created, while entities are system-generated.
- C. Entities represent content and users, while configuration entities store settings and configurations.
- D. Configuration entities cannot be altered programmatically.
2. How does the Typed Data API contribute to Drupal’s data handling?
- A. It provides a type-safe structure for working with data in entities and fields.
- B. It replaces the need for database storage in content entities.
- C. It allows automatic form validation without custom code.
- D. It only applies to configuration entities.
3. Which Drupal API is primarily responsible for defining and managing entity types?
- A. Configuration API
- B. State API
- C. Entity API
- D. Plugin API
2. Custom Module Development
4. What is the required file to define a custom Drupal module?
- A.
{module_name}.routing.yml - B.
{module_name}.module - C.
{module_name}.info.yml - D.
{module_name}.services.yml
5. Which of the following statements about services in Drupal is TRUE?
- A. Services can only be defined by core modules.
- B. Services are registered in
{module_name}.services.ymland instantiated by the container. - C. Services are only used for rendering content in Twig templates.
- D. Services are not extendable in custom modules.
6. What is the purpose of the hook_help() function in a custom module?
- A. To provide user guidance and documentation for the module.
- B. To render custom help pages in Twig templates.
- C. To define additional permissions for a module.
- D. To alter the structure of forms in Drupal.
3. Essential Backend APIs
7. Which service is used to load an entity in Drupal?
- A.
\Drupal::database()->select() - B.
\Drupal::config()->get() - C.
\Drupal::entityTypeManager()->getStorage() - D.
\Drupal::state()->get()
8. What is the correct way to programmatically create a new node entity?
- A. Using
\Drupal::database()->insert() - B. Using
Node::create()andsave() - C. Using
EntityFormBuilder::submitForm() - D. Using
EntityQueryInterface
9. Which API is primarily responsible for defining and managing plugin-based extensibility in Drupal?
- A. Entity API
- B. Plugin API
- C. Render API
- D. State API
10. How do you define a custom plugin type in Drupal?
- A. By creating a new class with an annotation in the
src/Plugindirectory. - B. By modifying the
.modulefile and adding a new function. - C. By altering the routing table in
routing.yml. - D. By defining a new block type in
config/install.
4. Database API & Configuration Management
11. Which of the following statements about Drupal’s Database API is TRUE?
- A. Queries should always be executed with raw SQL.
- B. The Database API provides an abstraction layer to prevent SQL injection and ensure compatibility.
- C. Drupal does not support transactions in the Database API.
- D. Only contributed modules can use the Database API.
12. What is the correct way to retrieve a configuration value in Drupal?
- A.
\Drupal::state()->get('my_config') - B.
\Drupal::config('my_module.settings')->get('my_value') - C.
\Drupal::database()->select('config')->fetchAssoc() - D.
\Drupal::service('config.factory')->getConfig('my_module.settings')
13. Which of the following is a valid use case for the State API?
- A. Storing temporary runtime data, such as the last cron run time.
- B. Managing user permissions.
- C. Storing structured content data.
- D. Defining theme templates.
5. Performance & Security
14. How does Drupal's Cache API improve performance?
- A. By storing frequently used data in the database permanently.
- B. By using cache bins to store rendered HTML, database queries, and computed values.
- C. By executing queries faster through database indexing.
- D. By reducing the need for Twig templates.
15. Which of the following is a best practice for securing user-submitted data in Drupal?
- A. Always store raw user input in the database.
- B. Use the
check_plain()function to sanitize output. - C. Use the
Html::escape()function to sanitize user-generated content before rendering. - D. Disable cache for all user-generated content.
16. What is a safe configuration for index.php?
- A. -rw-r-----
- B. -rwxrw-r--
- C. -rwxr-xr-x
- D. -rw-rw-rw-
6. Debugging & Logging
17. What is the correct way to write a message to Drupal’s log file?
- A.
\Drupal::logger('mymodule')->notice('Log message here'); - B.
file_put_contents('drupal.log', 'Log message here'); - C.
\Drupal::state()->set('log', 'Log message here'); - D.
print_r('Log message here');
18. Which service provides a structured way to output debugging information in Drupal?
- A.
\Drupal::debugger() - B.
\Drupal::service('var_dumper') - C.
\Drupal::service('devel.dumper') - D.
\Drupal::logger()
7. Automated Testing & Best Practices
19. What is the purpose of Kernel tests in Drupal?
- A. To test JavaScript interactions in the frontend.
- B. To test integration between Drupal’s backend and its database.
- C. To test performance of HTTP requests.
- D. To test the responsiveness of Twig templates.
20. What command is used to run PHPUnit tests for a custom module?
- A.
drush test-run - B.
phpunit --module=custom_module - C.
phpunit --testsuite=custom_module - D.
./vendor/bin/phpunit --testsuite=custom_module