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;
Normal 0 false false
Explain the way to back-up active directory.
Define the term Monitor: It is an object with one or more synchronized techniques.
Passing by address or reference: In this technique no separate memory build for formal variables that is, formal variables share similar location of actual variables and therefore any change on formal variables automatically reflected back to real var
Define one-time signature scheme?
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Inheritance hierarchy: The relationship among super-classes and sub-classes is termed as an inheritance hierarchy. The single inheritance of classes means that each and every class has simply a single `parent' class and that Object class is the eventu
Write down about Linux?
Filter stream: It is an input-output class which filters or manipulates its stream of input- or output-data in some manner. Two illustrations are: DataInputStream and DataOutputStream.
What is the meaning ofDerive the department and staff relations from the following ERD.
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