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.
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.
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.
Define the term Constant: A variable whose value might not be changed. In Java, such are implemented by the final variables.
The company wish to provide an incentive of free shipping to such customers who have not returned for 2 months. Build a procedure named PROMO_SHIP_SP which determines these customers are and then updates the BB_PROMOLIST table accordingly. The procedure employs the be
Q : What is Unique Identifier What is What is Unique Identifier and how do I determine one?
What is Unique Identifier and how do I determine one?
Explain the benefits of using MTS?
State the terms preemption and context switching.
Deep copy: It is a copy of an object in which copies of all the object's sub-components are also prepared. The resultant object may, in effect, be a clone of the novel.
Illustrate the basic features of OOPs?
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