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Some classes are imported by default, because they are used so often.
The java.lang package is automatically imported. According to the Java API, java.lang "provides classes that are fundamental to the design of the Java programming language."
See the related links section below for a link to a list of all classes currently in java.lang.
Wiki User
∙ 14y ago
Wiki User
∙ 14y agoBy default all java programs import the java.lang package which contains fundamental classes closely tied to the language and runtime system including System and String classes.
Wiki User
∙ 12y agoAll classes in java.lang are imported by default .
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What is the library in java which does not need to be imported?
The java.lang package in Java is automatically imported for you.
Extension file for Java?
Java source files have the .java extension, compiled Java class files have the .class extension.
List two methods to import java packages?
Java packages can be imported using the import key word in java. There are two ways of importing java programs. 1. you can import the class along with the fully classified class name. Ex: import java.lang.String; 2. you can import all classes in a package using the star symbol. Ex: import java.lang.*;
What is parent class in java?
Object Class is the parent class of all classes in java.Every class in the Java system is a descendant (direct or indirect) of the Object class.
The actions in a java class are called?
The actions in a java class are called methods.
What is the library in java which does not need to be imported?
The java.lang package in Java is automatically imported for you.
Which package needs to be imported in order to supports exception?
None. The Exception class is part of the java.lang package, which is automatically imported into all Java classes.
Extension file for Java?
Java source files have the .java extension, compiled Java class files have the .class extension.
List two methods to import java packages?
Java packages can be imported using the import key word in java. There are two ways of importing java programs. 1. you can import the class along with the fully classified class name. Ex: import java.lang.String; 2. you can import all classes in a package using the star symbol. Ex: import java.lang.*;
What is parent class in java?
Object Class is the parent class of all classes in java.Every class in the Java system is a descendant (direct or indirect) of the Object class.
Why java is called platform independent not operating system independent?
A "platform" is whatever environment in which Java is running. This includes operating systems. A Java source file on compilation produces an intermediary .class rather than a executable file. This .class file is interpreted by the JVM. Since JVM acts as an intermediary layer.
The actions in a java class are called?
The actions in a java class are called methods.
Why you start java program by class?
without class non of the folder can run so the java program should start in class we can use the class without object in java
What is the need of java virtual machine when operating system is already present?
1.Java virtual machine is required to interpret .class files. 2.JVM makes the java as platform independent.
What is Java Class Libraries?
The Java standard library refers to the set of dynamically loadable libraries that Java applications can call at run time. This is because the Java platform is not dependent on the specific operating system.
When java uses compiler?
What i know is java we will use compiler when it want to get class file(file with .class extension) from java file(file with .java extension).
How do you call main class with in main class in java?
We can't call a class. We always call a method in java.
