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Define access time for magnetic disk.
The sum of seek time and rotational delay is known as access time for disks.
Seek Time:
Seek time is the time needed to move the read/write head to the proper track.
Rotational latency:
Rotational latency is the amount of time that elapses after the head is positioned over the correct track unless the stating position of the addressed sector passes under the read/write head.
Open addressing: The easiest way to resolve a collision is to begin with the hash address and do a sequential search by the table for an empty location. The idea is to place the
Thread is a least unit of process. In process have one or more thread.
Information Technology or Information System Before going further we need to clarify what we mean by the term information system. It is easy to confuse terminology as many tex
What controls the screen flow? The SET SCREEN and LEAVE SCREEN statements controls screen flow.
What is the session. Session is a collection of various groups of method. Every session is assigned to a single control terminal. This terminal is either a pseudo-device. or a
Std Global within the project. Class Global throughout the all project only thing is we require to set the type lib. Class Modules can be Instantiated.
Compare pre-emptive and non-preemptive scheduling policies. We preempt the currently executing process in preemptive scheduling. In non-preemptive we permit the current process
what are the applications of photochemistry?
Define parity generator During transmission, at sending end the message is applied to a parity generator, where the needed bit is formed.
The session support can be turned on automatically at the site level, or manually in every PHP page script: * Turning on session support automatically at the site level: Set s
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