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Operating SystemCompare and contrast between linked and indexed disk allocation strategies.20247mOperating SystemWrite a short note on: Contiguous Memory allocation20257mOPERATING SYSTEMWhat are the various allocation policies in variable partition multiprogramming? Explain the differences between internal and external fragmentations.20237mOperating SystemWhich of the following is a valid free-space management technique in file systems? (i) Bit Vector (ii) File Mapping (iii) Page Swapping (iv) Disk Fragmentation20242m
PreviousSuppose a disk drive has cylinders, numbered 0 to 299. The current head position of the disk is at 90. The queue of pending requests, in FIFO order is 36, 79, 15, 120, 199, 270, 89, 170. Calculate the average cylinder movements for Shortest-Seek Time First (SSTF) algorithm. Mention the disadvantages of SSTF.NextWrite short note on: I-node