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Define seek time and latency time.
The time taken by the head to move to the appropriate cylinder or track is known as seek time. Once the head is at right track, it must wait unless the desired block rotates under the read-write head. This delay is latency time.
EXAMPLE FOR SEGMENTATION Consider an instance as given in the table and we have five segments numbered from 0 through 4 the segment is stock in the physical memory as shown. Th
What is Directory? The device directory or simply called as directory records information-such as name, location, size, and type for all files on that certain partition. The d
Q. Explain about Spooling? Acronym for simultaneous peripheral operations on line. Spooling denotes to putting jobs in a buffer, a special area in memory or on a disk where
What is single and multithreading and thread pool?
Q. Presume that you have coded the deadlock-avoidance safety algorithm as well as now have been asked to implement the deadlock-detection algorithm. Can you do thus by simply usin
What is Two-level directory In the two-level directory structure every user has own user file directory (UFD). When a user jobs begins or a user logs in, the system's master fi
Define the DosSleep(ms) Function used in the os/2 DosSleep() suspends the currently executing thread for some time interval specified in the ms parameter. If a value of 0 is
What is an I/O subsystem? The control of devices connected to the computer is a main issue while designing operating systems. Since I/O devices differ widely in their function
What is Single-level Directory All files are constrained in the similar directory, which is simple to support and understood. One limitation is when the number of files enhance
advantage and dis advantage of threads
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