finalassessment.txt

What is the Saga pattern?
d) A pattern for handling failures and retries in messaging systems

Which statement best describes the Saga pattern?
c) It guarantees strong consistency across distributed systems

In the Saga pattern, what is a compensating transaction?
a) A transaction that compensates for a failed transaction and undoes its effects

Which of the following is a characteristic of the Saga pattern?
a) It guarantees ACID properties for distributed transactions

What is the main advantage of using the Saga pattern?
d) It eliminates the possibility of data inconsistency in distributed systems

What does CQRS stand for?
a) Command Query Responsibility Segregation

What is the main idea behind CQRS?
a) Separating the responsibility of handling commands from the responsibility of handling queries

Which of the following statements best describes the relationship between commands and queries in CQRS?
a) Commands modify the state of the system, while queries retrieve data from the system.


What is an advantage of using CQRS in an application architecture?
d) It allows for real-time data synchronization across multiple databases.

Which of the following is a typical component in a CQRS-based system?
d) All of the above

What is the primary purpose of transaction management in Spring?
c) To manage concurrent access to shared resources

Which annotation is commonly used to define transactional behavior in Spring?
a) @Transactional

What is the default propagation behavior of Spring transactions?
a) REQUIRED

Which transaction isolation level provides the highest level of concurrency but may result in non-repeatable reads and phantom reads?
d) SERIALIZABLE

Which of the following is a common strategy for transaction management in Spring?
c) Both a) and b)