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The procedure for handling the page fault is as follows
1. We check the internal table to verify whether the reference was valid or invalid.
2. If the reference was invalid, we terminate the process.
3. We find a free frame.
4. We schedule a disk operation to read the wanted page into the newly allocated frame.
5. When the disk read is complete, change the internal table to indicate that the page is now in memory.
6. We start again the instruction.
People arrive at a barber shop at the rate of one every 4.5 minutes. If the shop is full (it can hold five people altogether), 30% of the potential customers leave and come back i
What is the information associated with an open file? Various pieces of information are associated with an open file which may be: File pointer Disk location of th
What is a Relocatable program? The Relocatable programs can be loaded almost anywhere in memory.
Questiion 1 Use Priority Scheduling Algorithm to schedule the following processes Process Burst Time Priority/Time P1
Write a note on semaphores A semaphore is a tool meant for synchronizing multiple processes trying to access a shared variable. That is a semaphore is used to deal with the cri
how it is work.
A scheduler that selects processes from secondary storage device is known as Medium term scheduler is a scheduler that selects processes from secondary stor
Determine what the expansion of nested macro calls follows The expansion of nested macro calls follows the Last in First out (LIFO) rule.
Networks and operating systems have a lot of overlap. In this course, however,we are not going to discuss networking in detail, but rather focus on the networking abstractions prov
Define Coding in an independent service architecture Coding in an independent service architecture alleviates many of the traditional dependencies of monolithic applications.
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