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.
Logical error: It is an error in the logical of a class or method. Such an error may not lead to an instant runtime error, however could have a noteworthy impact on overall program exactness.
Illustrate what is the main purpose of Child Header files?
Relative filename: It is a filename whose full path is associative to some point within a file system tree-frequently the present working folder (that is, directory). For example:
Fetch-execute cycle: The simple set of steps which are endlessly recurring by a computer's Central Processing Unit for each and every program instruction: `Fetch the next instruction suggested by the program counter,' `update the program counter to pa
Zip file: It is a file employed to store compressed versions of the files. In connection with Java bytecode files, such have mostly been superseded by the Java Archive (abbreviated as JAR) files.
describe the foreign key in fact table and dimension table
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