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Describe the java.lang package ?
Each package describes a number of classes, exceptions, interfaces, and errors. For instance, in Java 1.1 the java.lang package holds these:
Interfaces in java.lang• Cloneable • Runnable Classes in java.lang• Boolean • Byte • Character • Class • ClassLoader • Compiler • Double • Float • Integer • Long • Math • Number • Object • Process • Runtime • SecurityManager • Short • String • StringBuffer • System • Thread • ThreadGroup • Throwable • Void Exceptions in java.lang• ArithmeticException • ArrayIndexOutOfBoundsException • ArrayStoreException • ClassCastException • ClassNotFoundException • CloneNotSupportedException • Exception • IllegalAccessException • IllegalArgumentException • IllegalMonitorStateException • IllegalStateException • IllegalThreadStateException • IndexOutOfBoundsException • InstantiationException • InterruptedException • NegativeArraySizeException • NoSuchFieldException • NoSuchMethodException • NullPointerException • NumberFormatException • RuntimeException • SecurityException • StringIndexOutOfBoundsException Errors in java.lang• AbstractMethodError • ClassCircularityError • ClassFormatError • Error • ExceptionInInitializerError • IllegalAccessError • IncompatibleClassChangeError • InstantiationError • InternalError • LinkageError • NoClassDefFoundError • NoSuchFieldError • NoSuchMethodError • OutOfMemoryError • StackOverflowError • ThreadDeath • UnknownError • UnsatisfiedLinkError • VerifyError • VirtualMachineError
What is the use of Wrapper class You can create an object of Wrapper class using a String or a primitive data type Integer num = new Integer (4); or Integer num = n
Explain term Literals in java? Literals are pieces of Java source code which mean exactly what they say. For example "Hello World!" is a String literal and its meaning is the w
You are required to design & implement online food delivery system using Java RMI technology. This involves writing both the server and the client program(s). Client programs can u
How is method overriding different from method overloading? Overriding involves the creation of two or more concepts with the same name and same signature in different classes
An object that having the data being transferred among JMS clients.
Question 1: (a) What are the disadvantages of using HTML Frames in your web pages? (b) Give five examples of controls used inside HTML forms and the situation in which the
CP5307 Assessment Task 3 Coding Project Specification SP22, 2019 Brisbane Description Another type of app found on app stores are “educational games”. There are immersive full-
how to write coding for money and currency
ANDROID APK for 3G dongles support Project Description: We want someone who will modify this Android app or code a similar one. The App function is to let Android tablet P
YES. JSP technology is extensible by the development of custom actions, or tags, which are encapsulated in tag libraries. #question..
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