State the term multi programming
State the term multi programming.
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Multi programming:It is the technique of running various programs at a time by using timesharing.It permits a computer to do various things at same instant. It creates logical parallelism.The notion of multiprogramming is that the operating system keeps various jobs in memory concurrently. The operating system chooses a job from the job pool and begins executing a job, when such job requires waiting for any I/O operations the CPU is switched to other job. Therefore the main idea is that the central processing unit is never idle.
Object reference: It is a reference to an object. Languages other than Java employ terms like pointer or address or. It is significant to keep the difference clear between an object and its reference. The variable like argo Q : Overloading and overriding in the Illustrate the difference between overloading and overriding in the programming language?
Illustrate the difference between overloading and overriding in the programming language?
What are the examples of microkernel?
Modem: It is a modulator-demodulator. A hardware device employed to connect a digital computer to an analogue telephone network by making analogue signals into digital signals, and vice-versa.
Parallel programming: It is a style of programming in which statements are not essentially executed in an ordered series but in parallel. The parallel programming languages make it simpler to produce programs which are designed to be run on multi-proc
Break statement: A statement employed to break out of a loop, switch statement or labeled block. In all situations, control continues with the statement instantly, subsequent to the containing block.
State the terms preemption and context switching.
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Software engineering: It is the system of applying of an engineering discipline to the implementation, design and maintenance of the software systems.
Name the different kinds of rings presented in CPU?
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