Packages In Java By: Rajesh P.S.A package is a way to organize and group related classes, interfaces, and sub-packages together. It provides a mechanism for creating a hierarchical structure to organize code and prevent naming conflicts.
Home » MCQs » Java MCQs What are packages in Java?70. What are packages in Java?Methods of a friend class Methods of the main class Way to encapsulate a group of classes, sub-packages, and interface All of theseAnswer: C) Way to encapsulate a group of classes, sub-packages, and...
There are namely five packages in Java using JNDI SPI. Some of the packages are javax.naming. The javax.naming is a package where it contains classes and interfaces for accessing naming services. There are functions like lookup, list Bindings, Name. The second one is the java.naming.directory...
Java is also aPlatform. As as soon as you run a java program or application, java creates a runtime environment where your java programs or application runs. Generally operating systems like Microsoft Windows, Linux, Solaris, Mac OS etc. are known as platforms. These platforms provide you an...
It is the API that lets you access your project’s database and fetch data using various legit queries. It has 2 packages, namely - java.sql and javax.sql. To use the classes in these packages in your code, you must first import these in the beginning of your file. For this, the ...
A package allows a developer to group classes (and interfaces) together. These classes will all be related in some way – they might all be to do with a specific application or perform a specific set of tasks. For example, theJavaAPI is full of packages. One of them is the javax.xml...
Oracle9i Release 1 (9.0.1) New Features in Java Supplied PackagesSee Also: Chapter 5, "Package oracle.AQ.xml" Chapter 6, "Oracle XML SQL Utility (XSU) Java API" Chapter 7, "Package oracle.XML.parser.schema" Chapter 8, "Package oracle.xml.xsql" Chapter 9, "Package oracle.xml...
Java 8 is a giant step forward for the Java language. Writing this book has forced me to learn a lot more about it. In Project Lambda, Java gets a new closure syntax, method-references, and default methods on interfaces. It manages to add many of the features of functional languages wit...
Advantages of public in Java Unlike the private access modifier, which is the most restricted modifier, public is used when functions are used to call in classes. It is available in classes, package, subclass(within the same package) and subclass(within other packages). ...
I have noticed some packages like javax,javafx are not supported by SL. Are there any other packages which arent supported