Java 2: java.lang Package

This course is an overview of the java.lang package. It provides an understanding of the interfaces and exceptions thrown by the classes in the java.lang package. You will be able to determine the methods in the Object class and write programs by using the Class class and the ClassLoader class. The course demonstrates how to manipulate strings by using methods of the String class and perform arithmetic computations by using methods of the Math class. You will also learn the importance of wrapper objects and the methods in the wrapper classes.

java.lang Package training covers such topics as:

Introduction to the java.lang Package
String
Arithmetic Manipulations

This course addresses the requirements of application developers and Web designers who need to design and develop applications and applets by using Java. The course prepares the learner for the Sun Certified Programmer for the Java 2 Platform - Exam #310-025.

Java 2: java.lang Package
Everything Programming

Description
This course is an overview of the java.lang package. It provides an understanding of the interfaces
and exceptions thrown by the classes in the java.lang package. You will be able to determine the
methods in the Object class and write programs by using the Class class and the ClassLoader class.
The course demonstrates how to manipulate strings by using methods of the String class and
perform arithmetic computations by using methods of the Math class. Finally, you will also learn the
importance of wrapper objects and the methods in the wrapper classes.
Related Exam: Sun Microsystems Exam #310-025: Programmer for Java 2 Platform.
Audience
This course addresses the requirements of application developers and Web designers who need to
design and develop applications and applets by using Java. An important objective is to prepare
the learners for the Sun Certified Programmer for the Java 2 Platform - Exam (310-025).
Prerequisites
The Audience
for this curriculum should be familiar with the following topics: Object-Oriented and
Event-driven Programming concepts. Knowledge of content covered in earlier courses in this series:
Introduction to Java 2, Language and Semantics, Classes and Inheritance, Exception Handling and
Implementing Threads
Course Duration
» 5 hours
Topics Include
Unit 1:
Introduction to the java.lang Package
» The java.lang Hierarchy
» Using the Object Class
» Using the Class Class
» Using the ClassLoader Class
» Using the Cloneable Interface
» Using the Comparable Interface
Everything Courseware
Java 2: java.lang Package
Unit 2:
String
» Using the String Class
» Operations on Strings
» Using the StringBuffer Class
Unit 3:
Arithmetic Manipulations
» Using the Math Class
» Using the Number Class and Its Subclasses
» Using the Wrapper Classes
» Using the Boolean Class
» Using the Character Class

System Requirements

» Pentium class computer
» 200 MHz processor (266 MHz recommended)
» 32 MB RAM (64 MB recommended)
» CD-ROM drive
» Any one of Windows 95, Windows 98, Windows Me, Windows NT 4.0, or Windows
2000 (both Windows NT 4.0 and Windows 2000 require at least 64 MB RAM)
» SVGA monitor capable of 16-bit color and 800 x 600 screen resolution
» Sound card with speakers or headphones (optional)

Features
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