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.
Passing by value: In this process separate memory builds for formal arguments and when any modifications done on formal variables, it will not influence the real variables. Therefore actual variables are preserved in this situation.
Describe the term short lock in the tibco iProcess in brief.
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Explain the way to handle the mapping form.
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
Logical operators: The operators, like &&, ||, &, | and ^ which take two Boolean operands and generate a Boolean outcome. Employed as part of a Boolean expression, frequently in the condition of the control structure.
Preempt: It is the presently executing thread might be preempted, or forced to give up control, by a higher priority thread which becomes eligible to run throughout its time slice.
State the term XLL? Answer: The specification of XML Link Language has XPointer or XLink.
Give a brief Introduction to C++. Also write its features.
Explain why the virtual memory is to be used in Windows architecture?
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