What is an Unary operator
What is an Unary operator: It is an operator which takes a single operand. Java's unary operators are as -, +, !, !, ++ and --.
Deadlock: A situation which occurs whenever two threads each acquires the lock to one of a set of resources which they both require.
Namespace: It is the region of a program in which specific identifiers are visible. Java employs packages to give namespaces, and its visibility rules: package, private, protected, public-variously include identifiers within the namespaces.
Assignment operator: The operator (=) employed to store the value of an expression into the variable, for example: Variable = expression; The right-hand
Aliases: It is a multiple references to a single object. Messages might be sent to the object through any of its aliases. The resultant state modifications will be detectable by all.
Explain the differences between XHTML and HTML?
Synchronized statement: It is a statement in which an object-lock should be obtained for the target object prior to the body of the statement and can be entered. Employed to enclose a critical section in order to save a race hazard.
State the term XLL? Answer: The specification of XML Link Language has XPointer or XLink.
Upcast: It is a cast towards an object's ultimate super type - which is, `up' the inheritance hierarchy towards the Object class, for example: // Upcast from VariableContr
Define the term New operator: The operator employed to generate instances {instance} of a class.
What are collections and generics?
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