Yii is a high-performance, open-source PHP framework renowned for its efficiency and versatility in web application development. Launched in 2008, Yii (pronounced "yee") has gained a strong following among developers worldwide. It boasts a robust set of features, including a powerful extension system, seamless integration of third-party libraries, and comprehensive tools for handling security and scalability. With its emphasis on clean, maintainable code and rapid development, Yii is an excellent choice for building web applications of varying complexities, from simple websites to intricate enterprise solutions.
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Practice Test
51. What Yii class is commonly used as the base class for models to enable ActiveRecord functionality?
A. yii\db\ActiveRecord
B. yii\base\Model
C. yii\web\Controller
D. yii\rest\Controller
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Answer: yii\db\ActiveRecord
52. Which Yii method is used to create a new record in the database when working with ActiveRecord models?
A. save()
B. create()
C. update()
D. delete()
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Answer: save()
53. In Yii, how are model attributes typically defined?
A. As class properties with getters and setters
B. As controller actions with route definitions
C. As view files with HTML templates
D. As database tables and columns
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Answer: As class properties with getters and setters
54. What is the purpose of Yii's "ActiveRecord" class?
A. To represent a database table and provide methods for data manipulation
B. To define RESTful routes
C. To handle user authentication.
D. To render views.
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Answer: To represent a database table and provide methods for data manipulation
55. Which Yii method is used to retrieve a single record by its primary key in ActiveRecord models?
A. findOne()
B. findAll()
C. create()
D. update()
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Answer: findOne()
56. In Yii, how can you define model validation rules?
A. By adding rules in the model's "rules" method
B. By creating new controller actions
C. By defining routes in the "web.php" configuration
D. By using a layout file.
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Answer: By adding rules in the model's "rules" method
57. What is the primary benefit of using Yii's ActiveRecord models?
A. Simplifies database interaction and data validation
B. Defines RESTful actions for a controller
C. Manages URL routing and endpoints
D. Handles user authentication and authorization
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Answer: Simplifies database interaction and data validation
58. In Yii's ActiveRecord models, how do you specify the table name corresponding to the model?
A. By using the "tableName" method
B. By modifying the "web.php" configuration
C. By creating a new controller class
D. By defining a layout structure.
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Answer: By using the "tableName" method
59. In Yii, what does the "find" method allow you to do with ActiveRecord models?
A. Query the database and retrieve records
B. Create new records in the database
C. Update existing records in the database
D. Delete records from the database.
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Answer: Query the database and retrieve records
60. What is the primary configuration file in Yii for specifying database connection settings?
A. config/db.php
B. config/main.php
C. config/web.php
D. config/routes.php
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Answer: config/db.php
