What do you mean by the term JFC
What do you mean by the term JFC? Describe in brief.
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JFC abbreviates for Java Foundation Classes. The JFC (Java Foundation Classes) are a set of Java class libraries given as part of Java 2 Platform, Standard Edition (J2SE) to support the building graphics user interface (GUI) and graphics functionality for the client applications which will run on popular platforms like Microsoft Windows, Linux and Mac OSX.
Limit the Scope of Data Declarations at the smallest possible level is consistent with the well known principle of data hiding. It stops one module from inadvertently referencing and modifying data values which are only meant to be used by another mod
Delegation: The procedure by which an object passes on a message has received to a sub-ordinate object. When inheritance is not accessible in a programming language, then delegation is the most viable option for ignoring code duplication and promoting
Method: The portion of a class definition which implements some of the behavior of objects of the class. The body of the method includes declarations of local variables and statements to execute the behavior. The method receives input through its argu
Semantic error: It is an error in the meaning of program. A statement might contain no syntax errors, however might still break the rules of Java language. For example, when ivar is an int variable, the shown statement is syntactically correct
File system: The operating system makes it possible to utilize space on a computer's disk drives by imposing a structured file system on disk storage. Each and every file system contains its own conventions for the manner in which the files are named,
Shallow copy: It is a copy of an object in which copies of each and every object's sub-components are not as well made. For example, a shallow copy of an array of objects would outcome in two separate array objects, each having references to similar s
Explain Operator with their types and examples?
Timesharing system: It is an operating system which shares processor time among multiple processes by assigning each a time slice. Once a process's time slice has finished or expired, the other procedure is given a possibility to run.
State the various security features within the UNIX?
Describe the message queue?
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