Which interface is used to traverse a list in both forward and backward direction ?
Anonymous Quiz
28%
Iterator interface
48%
ListIterator interface
16%
Enumeration interface
8%
None of the above
What is the purpose of the Java keyword "static"?
Anonymous Quiz
7%
To create an object
11%
To make a method visible to other classes
14%
To allocate memory to a variable
68%
To create a variable or method that belongs to the class, rather than to an instance of the class.
👍5
What is an ApplicationContext in Spring Framework?
Anonymous Quiz
17%
A class that provides AOP capabilities.
13%
A class that provides transaction management capabilities.
56%
An interface that represents the Spring container.
13%
A class that provides authentication and authorization capabilities.
👍3👏1
What is a service registry in a microservices architecture?
Anonymous Quiz
24%
A database used to store microservices
18%
A tool used to monitor microservices
23%
A directory of available microservices
35%
A protocol used for communication between microservices
Which HTTP method is used to retrieve data from a REST API?
Anonymous Quiz
81%
GET
12%
POST
3%
DELETE
4%
PUT
👍3
Which of the following annotations is used in Spring Data JPA to indicate the primary key of an entity?
Anonymous Quiz
25%
62%
@Id
6%
❤3👍1😁1
What is the default port number for Spring Boot applications?
Anonymous Quiz
6%
80
86%
8080
4%
9000
3%
9090
👍2
Which of the following annotations is used to enable Spring Boot auto-configuration?
Anonymous Quiz
16%
❤5👍2👎1
What is the purpose of the java.util.function.Predicate interface in Java 8?
Anonymous Quiz
33%
It represents a function that takes two arguments and returns a boolean value
29%
It represents a function that takes one argument and returns value of the same type as the argument
26%
It represents a function that takes one argument and returns a boolean value
12%
It represents a function that takes no arguments and returns a value.
❤6
Java Interview Questions
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Which of the following is a mapping file used by Hibernate?
Anonymous Quiz
45%
hibernate.cfg.xml
17%
persistence.xml
👍5
Which of the following statements is true about Hibernate?
Anonymous Quiz
15%
Hibernate is a database management system.
75%
Hibernate is an object-relational mapping framework.
8%
Hibernate is used for creating web applications.
2%
Hibernate is a programming language.
❤2