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What is a sequential file?
A file that is read one record or block or parameter at a time in order, based on a tape model of a file.
Interval among the time of submission and completion of the job is known as Interval among the time of submission and completion of the job is known as Turn
A UNIX file system has 1-KB blocks and 4-byte disk addresses. What is the maximum file size if i-nodes contains 10 direct entries, and one single, double, and triple indirect entry
Write a short note on disk scheduling One of the responsibities of operating system O/S is to use the hardware efficiently. Whenever a process requires I/O to or from the
Q. What is the effect of permitting two entries in a page table to point to the same page frame in memory? Describe how this effect could be used to decrease the amount of time ne
simulate hole allocating ahogrithm
Q. What are the tradeoffs concerned in rereading code pages from the file system versus using swap space to store them? Answer: If codes pages are accumulate in swap space th
what is file abstraction?
Q. Describe the purpose of the open() and close() operations. Answer: The open() operation notifies the system that the named file is about to become active. The c
Relocation bits employed by relocating loader are specified by Relocation bits employed by relocating loader are specified by Assembler or Translator
A Unix shell is a shell or command-line interpreter that gives a traditional user interface for the Unix-likesystems and for Unix operating system. Users operates the operation of
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