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OPERATING SYSTEM
1. Describe the term operating system. Write down the functions of operating system.
2. Explain Thread? Write down the advantages and disadvantages of threads.
3. Differentiate between Single Partition Allocation and Multiple Partition Allocation.
4. Express the need of Page Replacement Algorithm? Explain the concept of FIFO page replacement algorithm.
5. What do you understand by a file? Write down the operations on files.
6. What do you mean by multiprocessor? List the advantages of multiprocessor systems.
what common event leads to the creation of a process?
a) The barber shop has one barber, one barber chair, and n chairs for waiting customers, to sit on. If there are no customers present, the barber sits down in the barber chair and
How do we overcome the disadvantages of the two-level directory? Give links from one user directory to another, creating path names; system files become available by letting th
Explain DosCreateThread Functions Used in the OS/2 DosCreateThread(&threadID,MyThreadFunction,arg,flags,stackSize) DosCreateThread creates a thread within the context of th
what is the use of valid invalid bits in paging
Now let's implement bounded producer-consumer with semaphores, a Coke machine which is initially empty: semaphore sem_mutex = 1 // binary semaphore for mutual exclusion, 1==unlo
Multi-level page tables are tree-like structures to hold page tables. As an example, consider a two- level page table, again on a 32-bit architecture with 212 = 4 kbyte pages. Now,
How are file sharing and protection implemented? To execute file sharing and protection the system have to maintain more file and directory attributes than are needed on a sing
Explain the ThreadSwitch function used in the netware Since NetWare 3 and 4 are nonpreemptive environments, it may be necessary for the application developer to explicitly reli
Difference between cache and associate memory
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