Environment-based profiles in Spring Boot - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to activate the 'dev' profile in Spring Boot.

Spring Boot

spring.profiles.active=[1]

Drag options to blanks, or click blank then click option'

A"dev"

B"prod"

C"test"

D"default"

Attempts:

3 left

💡 Hint

Common Mistakes

Using quotes incorrectly or missing them.

Setting the profile to a name that does not exist.

To activate the development profile, set spring.profiles.active to "dev".

2fill in blank

medium

Complete the annotation to specify a bean only for the 'prod' profile.

Spring Boot

@Profile([1])
public class ProductionService {}

Drag options to blanks, or click blank then click option'

A"default"

B"test"

C"prod"

D"dev"

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting quotes around the profile name.

Using the wrong profile name.

The @Profile annotation activates the bean only when the specified profile is active. Here, it should be "prod".

3fill in blank

hard

Complete the YAML to activate the 'test' profile.

Spring Boot

spring:
  profiles: [1]
  datasource:
    url: jdbc:h2:mem:testdb

Drag options to blanks, or click blank then click option'

Ainclude: test

Benabled: test

Cdefault: test

Dactive: test

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'include' or 'enabled' instead of 'active'.

Wrong indentation in YAML.

In YAML, to activate a profile, use spring.profiles.active: test, which is indented as profiles: active: test under spring.

4fill in blank

hard

Fill the blank to define a bean that is active only for 'dev' and 'test' profiles.

Spring Boot

@Profile([1])
public class DevTestService {
  // bean code
}

Drag options to blanks, or click blank then click option'

A"dev & test"

B"dev", "test"

C"dev | test"

D"prod"

Attempts:

3 left

💡 Hint

Common Mistakes

Using '&' or '|' syntax.

Listing profiles without quotes or commas.

Use a comma-separated list like @Profile({"dev", "test"}) to activate for multiple profiles. Multiple values imply OR logic.

5fill in blank

hard

Fill the blanks to create a properties file name for the 'prod' profile with YAML format.

Spring Boot

application-[1].[2]

Drag options to blanks, or click blank then click option'

Aprod

Bproperties

Cyml

Dyaml

Attempts:

3 left

💡 Hint

Common Mistakes

Using '.properties' extension for YAML files.

Misspelling the profile name.

The file name for the production profile in YAML format is application-prod.yml or application-prod.yaml.