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.
Define the term XSL-FO. Answr: A sub-element of XSL used for explaining font sizes, how information flows from one page to other and page layouts.
Explain different types of buffering which is supported by the UNIX?
Synchronized statement: It is a statement in which an object-lock should be obtained for the target object prior to the body of the statement and can be entered. Employed to enclose a critical section in order to save a race hazard.
Explain the difference between a computer process and thread.
The accuracy of product table data is crucial and the Brwebean’s. owner prefers to have an audit file which contains information regarding all DML activity on the BB_PRODUCT table. This information must point out the user id of the user running a DML statement,
Specify the usage of the “grep” command?
Non-modal: In this a dialog is non-modal when its parent application is not blocked from additional activity whereas the dialog is being revealed.
Some tools on the web page I am testing have leading or trailing whitespaces. I am utilizes the Utilities.Trim function to eliminate them, but sometimes this does not work. What is incorrect?
Explain the term hard real-time.
Explain the applications of testing life cycle.
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