what is u-area
Explain what is meant by the term u-area (user area)?
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This consists of the private data which is manipulated only through the Kernel. This is generally local to the Process, that is, each process is allocated with a u-area.
Data type: There are 8 primitive data types in Java; five of such symbolize numerical types of changeable range and precision - float, double, int, long and short. The remaining three are employed to symbolizing single-bit values (that is, Boolean), s
Concurrency: This is a feature of parallel programming. The parts of a program whose executions overlap in time are stated to execute concurrently. Java's thread characteristic support concurrency.
Macro in C: Macros are defined as single identifier
Block: The statements and declarations are enclosed between a matching pair of curly brackets ({ and }). For example, a class body is a block, as it is a method body. The block surrounds a nested scope level.
Well-known port: It is a port number at which a server provides a familiar service. For example, 80 is well-known port number for the servers employing the HyperText Transfer Protocol (abbreviated as HTTP).
Uniform Resource Locator: It is a Uniform Resource Locator (abbreviated as URL) expands the concept of file access from a wholly local context to one in which the resources are named uniformly, irrespective of where they may be physically situated. A
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
Virtual desktop: The name employed to explain a user's graphical working area in a window manager. The name arises in the early days of graphical user interfaces whenever it was thought that such would lead to `paperless offices'. This was anticipated
Graphical User Interface: A Graphical User Interface (abbreviated as GUI) is a part of a program which permits user interaction through graphical components, like menus, buttons, text areas, and so forth. Interaction frequently includes the usage of a
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