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76 interview questionsfor developers (2025)

Test your developer skills before an interview with 76 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

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76 questions
Medium
17 votes2814 runs0 comment

Explain the prototype scope in Spring

Back-end developer
spring
bean
Anonymous authorat Dec 21, 2021
Medium
16 votes2864 runs2 comments

A bean with a `session` scope is injected into a bean with a` singleton` scope. What happens when the application starts?

Back-end developer
spring
scope
Anonymous authorat Dec 21, 2021
Hard
8 votes2626 runs1 comment

Explain the `session` scope in Spring

Back-end developer
spring
scope
Anonymous authorat Dec 21, 2021
Medium
6 votes2420 runs0 comment

How does Spring match beans?

Back-end developer
spring
beans
Anonymous authorat Dec 21, 2021
Medium
5 votes2465 runs0 comment

The `@Autowired` annotation is a Spring annotation, accepts a parameter allowing to specify if a dependency is optional

Back-end developer
spring
annotations
Anonymous authorat Dec 21, 2021
Medium
5 votes2420 runs1 comment

How is PDO implemented in Spring?

Back-end developer
spring
proxy
Anonymous authorat Feb 6, 2024
Hard
4 votes2729 runs
3 comments

What is the scope of a bean with a `request` scope?

Back-end developer
spring
bean
scope
Anonymous authorat Sep 15, 2022
Medium
4 votes2426 runs0 comment

A bean with a singleton scope must be thread safe

Back-end developer
spring
singleton
Anonymous authorat Dec 21, 2021
Medium
4 votes2048 runs
1 comment

How to create a test class that calls on JUnit 5 and needs the Spring context

Back-end developer
junit
spring
Anonymous authorat Dec 21, 2021
Easy
3 votes2495 runs0 comment

What is the default scope of a Spring bean?

Back-end developer
spring
bean
Anonymous authorat Dec 21, 2021
Easy
3 votes409 runs0 comment

Advantages of using the `RestTemplate` utility

Back-end developer
resttemplate
http
Anonymous authorat Dec 21, 2021
Medium
2 votes1594 runs
1 comment

How to handle errors in a REST call in Spring

Back-end developer
spring
rest
exception
Anonymous authorat Dec 21, 2021
Easy
2 votes862 runs0 comment

How to access the `content-type` header of an HTTP request in Spring

Back-end developer
spring
headers
Anonymous authorat Dec 21, 2021
Hard
2 votes180 runs0 comment

What is the Reactor library class for testing a reactive stream

Back-end developer
testing
reactor
Anonymous authorat Dec 21, 2021
Medium
1 vote2493 runs
1 comment

Spring context

Back-end developer
spring
bean
Anonymous authorat Dec 21, 2021
Easy
1 vote2475 runs0 comment

A spring bean can have several scopes

Back-end developer
spring
bean
Anonymous authorat Dec 21, 2021
Medium
1 vote2449 runs
2 comments

How to use the @Inject annotation in Spring

Back-end developer
spring
annotations
Anonymous authorat Dec 21, 2021
Easy
1 vote2342 runs1 comment

Spring boot embeds an application server by default.

Back-end developer
spring boot
application server
Anonymous authorat Dec 21, 2021
Easy
1 vote757 runs0 comment

Inject a list of spring beans implementing the same interface

Back-end developer
spring
list
Anonymous authorat Dec 21, 2021
Easy
1 vote693 runs0 comment

Declare the entry point of a Spring boot application

Back-end developer
spring
spring boot
Anonymous authorat Dec 21, 2021