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.
Out of scope: It is a variable is in scope as long as the program's flow of control is in the variable's defining block. Or else, this is out of scope.
What are the different cursors types in ADO and illustrated them?
Exception: An object symbolizing the occurrence of an exceptional circumstance - usually, something which has gone wrong in the smooth running of a program. Exception objects are made from classes which expand the Throwable class.
Binary: This is the number representation in base 2. In base 2, only digits 0 and 1 are utilized. Digit positions symbolize successive powers of 2.
Name the various controls of ASP.NET AJAX?
Last in, first out: It is the LIFO semantics of a stack data structure. Items are eliminated in the opposite order to which it arrived in the stack; therefore newer items are always eliminated before older ones.
Writer class: It is a sub class of the Writer abstract, stated in the java.io package. The writer classes translate output from Unicode to the host-dependent character set encoding.
Explain win 3.1 supports which form of multi tasking?
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Illustrate in brief the meaning of active and passive objects?
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