Explain Upcast
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 VariableController to HeaterController VariableController v; ... HeaterController c = v;
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 VariableController to HeaterController VariableController v; ... HeaterController c = v;
Bit: It is a binary digit that can take on two possible values: 0 and 1. The bits are basic building block of both data and programs. Computers regularly shift data around in multiples of eight-bit units (that is, bytes for the sake of effectiveness).
Package: The named grouping of classes and interfaces which gives a package namespace. Classes, interfaces and class members devoid of an explicit public, protected or private access modifier {access!modifier} encompass package visibility. The public
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.
Differentiate overriding and overloading method?
Icon: It is an image intended to communicate the language-or culturally-independent meaning.
Return statement: It is a statement employed to terminate the execution of the method. The method with void return type might only have return statements of the form as: return;
Define the term Array: It is a fixed-size object which can hold zero (0) or more items of the array's declared type.
Specify the command which is used to recognize the type of file?
Explain the way of the kernel object outlive the process which created it.
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