Java Terminology Flashcards

1
Q

What is Java SE ?

A

Java SE = Standard Edition. This is the core Java programming platform. It contains all of the libraries and APIs that any Java programmer should learn (java.lang, java.io, java.math, java.net, java.util, etc…).

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is Java EE ?

A

In other words, if your application demands a very large scale, distributed system, then you should consider using Java EE. Built on top of Java SE, it provides libraries for database access (JDBC, JPA), remote method invocation (RMI), messaging (JMS), web services, XML processing, and defines standard APIs for Enterprise JavaBeans, servlets, portlets, Java Server Pages, etc…

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is Jakarta EE ?

A

Jakarta EE, formerly Java Platform, Enterprise Edition (Java EE) and Java 2 Platform, Enterprise Edition (J2EE), is a set of specifications, extending Java SE[1] with specifications for enterprise features such as distributed computing and web services.[

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is difference between JDK and OpenJDK ?

A

Oracle JDK is fully developed by the Oracle Corporation, whereas OpenJDK is developed by Oracle, OpenJDK, and the Java Community.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is the JDK ?

A

The Java Development Kit (JDK) is a distribution of Java Technology by Oracle Corporation. It implements the Java Language Specification (JLS) and the Java Virtual Machine Specification (JVMS) and provides the Standard Edition (SE) of the Java Application Programming Interface (API). It is derivative of the community driven OpenJDK which Oracle stewards.[5] It provides software for working with Java applications.
Examples of included software are
* the virtual machine,
* a compiler,
* performance monitoring tools,
* a debugger,
* and other utilities that Oracle considers useful for a Java programmer.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the JVM ?

A

A Java virtual machine (JVM) is a virtual machine that enables a computer to run Java programs as well as programs written in other languages that are also compiled to Java bytecode

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is a JRE ?

A

The Java Runtime Environment, or JRE, is a software layer that runs on top of a computer’s operating system software and provides the class libraries and other resources that a specific Java program needs to run.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly