What is Shortcut key
Shortcut key: A key-press related with a component in a Graphical User Interface (abbreviated as GUI) which provides an alternative to choosing the component's operation with mouse.
Specify the purpose of exec functions?
Factory pattern: A pattern of class definition which is employed as a generator of instances of other classes. Frequently employed to form platform- or locale-particular implementations of abstract classes or interfaces. This decreases coupling betwee
Using the Web as a resource for your investigation, find out and explain what BAT files and shell scripts contain, and what they are used for. In the light of your findings, discuss why an operating system would provide both a graphical user interface
State the term New in XPath 2.0?
Memory leak: It is a situation in which memory which is no longer being employed has not been returned to the pool of free memory. The garbage collector is designed to return unreferenced objects to the free memory pool in order to shun memory leaks.<
Final method: This is a method with the final reserved word in its header. The final method might not be overridden by a method stated in a sub class.
Catching exceptions: Exceptions are caught in the catch clause of the try statement. Catching an exception provides the program a chance to recover from the trouble or attempt a repair for whatsoever caused it.
Explain the reason to not carry on extending HTML.
State Null character: The \u0000 character. The care must be taken not to confuse this with null reference.
What is an Unary operator: It is an operator which takes a single operand. Java's unary operators are as -, +, !, !, ++ and --.
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