BE Track - Quiz 1 - Java/SpringBoot
Java/Spring Boot Microservices Quiz
Test your knowledge on Java and Spring Boot with our engaging quiz designed for developers and enthusiasts! This quiz covers essential concepts and features relevant to microservices and Java 8 programming.
- 12 challenging multiple-choice questions
- Evaluate your understanding of Spring Boot and Java 8 features
- Perfect for developers aiming to enhance their skills!
Which of the following features of SpringBoot helps in Microservices development?
Starter projects
Prod ready features
Simple and less configurations
All of the above
2) Which of the following Spring sub-project provides tools for developers to quickly build some of the common patterns of Microservices like Spring Cloud Config, Service registration & Discovery etc. ?
Spring Data
Spring Cloud
Spring Batch
Spring Security
Which of the below annotation need to be mentioned on top of the main class of a SpringBoot application?
@Controller
@SpringBootApplication
@Configuration
All of the above
An abstract factory patterns is also called
Factory Method
Factory of factories
Singleton Factory
Factory
When we inject once class into another what kind of relationship do those classes have
IS-A
HAS-A
Which of the following is correct about Optional in java8?
Optional is a container object which is used to contain not-null objects.
Optional object is used to represent null with absent value.
Both of the above.
None of the above.
What can help us in avoiding NullPointeExceptions and null checks in java 8
Optional
Required
NotNull
NotRequired
Which is aggregate operation in Java 8
Filter
Map
ForEach
All
What is Bean in Spring?
Component
Object
Class
Container
What is the output of the below program snippet? Public static void main(String args[]) { List myList = Arrays.asList(10,15,8,49,25,98,98,32,15); Set set = new HashSet(); myList.stream() .filter(n -> !set.add(n)) .forEach(System.out::println); }
10,15
15,98
98,15
Compile Error
If a thread goes to sleep
It releases all the locks it has.
It does not release any locks.
It releases half of its locks.
It releases all of its lock except one.
What is the output of the below program snippet? class Test extends Exception { } class Main { public static void main(String args[]) { try { throw new Test(); } catch(Test t) { System.out.println("Got the Test Exception"); } finally { System.out.println("Inside finally block "); } } }
Got the Test Exception Inside finally block
Got the Test Exception
Inside finally block
Compiler Error
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