Asynchronous & Scheduled Processing in Spring Boot Mock Test

Question 1: SPRING BOOT ASYNC- Enabling Async Processing

Which annotation enables asynchronous method execution in Spring Boot?

Question 2: SPRING BOOT ASYNC- Basic @Async Usage

Which statement about @Async is correct?

Question 3: SPRING BOOT ASYNC- Code Snippet (@Async)

What will happen when the sendEmail() method is called?

@Service
public class EmailService {

    @Async
    public void sendEmail(String recipient) {
        System.out.println("Sending email to: " + recipient);
    }
}

Question 4: SPRING BOOT ASYNC- Async Return Types

What return type is recommended when using @Async to track completion?

Question 5: SPRING BOOT ASYNC- @Scheduled Usage

What is the role of @Scheduled in Spring Boot?

Question 6: SPRING BOOT ASYNC- Code Snippet (@Scheduled fixedRate)

How often will the below method execute?

@Scheduled(fixedRate = 5000)
public void task() {
    System.out.println("Running task...");
}

Question 7: SPRING BOOT ASYNC- Code Snippet (@Scheduled fixedDelay)

How does this method behave?

@Scheduled(fixedDelay = 3000)
public void process() {
    System.out.println("Task executed");
}

Question 8: SPRING BOOT ASYNC- Code Snippet (Cron Expression)

What is the schedule for this method?

@Scheduled(cron = "0 0 9 * * ?")
public void reportTask() {
    System.out.println("Daily report generated");
}

Question 9: SPRING BOOT ASYNC- Enabling Scheduling

Which annotation is required to enable @Scheduled annotations?

Question 10: SPRING BOOT ASYNC- Thread Pool for Async Tasks

How can we define a custom thread pool for @Async methods in Spring Boot?