Master Microservices with Spring Boot and Spring Cloud - Step 9 – Introduction to Spring Data JPA

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Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major challenge when managing multiple entities with DAO services?
Lack of support for complex queries
Repetitive logic across different entities
Inability to manage entity relationships
Difficulty in handling transactions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does Spring Data JPA simplify repository creation?
By implementing repository interfaces for you
By offering built-in support for caching
By automatically generating database schemas
By providing a graphical interface for repository design
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in creating a repository using Spring Data JPA?
Write SQL queries for data operations
Create a new database schema
Define an interface and extend JPARepository
Define a class that extends JPARepository
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What must be provided when extending JPARepository?
The database connection string
The entity class and its primary key type
The transaction manager
The SQL dialect to be used
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the command line runner, what method is used for both inserting and updating entities?
persist
update
merge
save
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key benefit of using a repository over a DAO service?
Repositories are faster than DAO services
Repositories provide a common abstraction for entity operations
Repositories require less memory
Repositories support more database types
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when the application is run with two command line runners?
Only one runner executes
The database is locked
The application crashes
Insert queries are fired twice
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