Describe Uninitialized variable
Uninitialized variable: It is a local variable which been declared, however has had no value allocated to it. The compiler will warn of variables that are employed before being initialized.
Throw statement: It is a statement employed to throw an exception. For example: throw new IndexOutOfBoundsException(i+" is too large.");
Single line comment: A comment is in the form: // this line will be avoided by the compiler.
What is Java: It is a portable high level programming language introduced by Sun Microsystems.
Super class: It is a class which is extended by one or more sub classes. All Java classes encompass the Object class as a super-class.
Define the term Instance: It is a synonym for object. The objects of a class are instantiated whenever a class constructor is invoked through the new operator.
Abstract method: This is a method with the abstract reserved word in its header. The abstract method has no method body. Methods stated in an interface are for all time abstract. The body of an abstract method should be stated in a su
Bit manipulation operator: Operators, like &, | and ^, which are employed to examine and manipulate individual bits win the bytes of a data item. The shift operators, <<, >> and >>>, are too bit manipulation operators.
Briefly describe the Binders?
Interface inheritance: Whenever a class implements an interface, the interface inheritance relationship exists among them. The class inherits no implementation from interface, just method signatures and static variables. It is as well possible for one
What are the valid and invalid XHTML element names?
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