What is the primary role of a Data Access Object (DAO) in Android Room?
Comprehensive Android Developer Bootcamp - Creating the NoDoDao - Data Access Object Class

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Information Technology (IT), Architecture
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To handle user interface design
To manage network requests
To specify SQL queries and associate them with method calls
To perform data encryption
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it recommended to use an interface or abstract class for DAO?
To ensure methods are implemented at a class level
To enhance security features
To simplify user interface design
To improve application performance
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of appending 'DAO' to a class name in Android Room?
To mark it as a security module
To identify it as a Data Access Object
To signify it is a network handler
To indicate it is a user interface component
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which annotation is used to define an insert operation in a DAO interface?
@Query
@Insert
@Update
@Delete
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you delete all entries from a table using a DAO method?
By using the @Delete annotation with a specific query
By using the @Update annotation
By using the @Query annotation with 'SELECT *'
By using the @Insert annotation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct way to update a specific entry in a table using a DAO method?
Using @Query with a SELECT statement
Using @Update with a WHERE clause
Using @Delete with a WHERE clause
Using @Insert with a WHERE clause
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What SQL command is used to retrieve all entries from a table in descending order?
DELETE FROM table WHERE column = value
SELECT * FROM table ORDER BY column DESC
SELECT * FROM table ORDER BY column ASC
INSERT INTO table VALUES (value)
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