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Q. What resources are utilized when a thread is created? How do they vary from those used when a process is created?
Answer: For the reason that a thread is smaller than a process thread creation typically uses fewer resources than process creation. Creating a process necessitate allocating a process control block (PCB) a rather large data structure.
The PCB comprises a memory map list of open files and environment variables. Allocating as well as managing the memory map is usually the most time-consuming activity. Creating either a user or else kernel thread involves allocating a small data structure to hold a stack, register set and priority.
What is the sequence in which resources may be utilized? Under normal mode of operation, a process may utilize a resource in the following sequence: Request: If the requ
how response times are reduced by allowing time sharing on top of multiprogramming
Q. What is the purpose of system calls? Answer: System calls permit user-level processes to request services of the operating system.
protection in operating system
Recognition of essential syntactic constructs by reductions, this task is carried out by Recognition of essential syntactic constructs by reductions, this task is carried out
TII stands for The abbreviation of TII is Table of incomplete instructions.
List ways to share files among directories in operating systems. a. Copy file from one account into another. b. Link directory entry of "copied" file to directory entry of o
Write a short note on peer-to-peer computing. Peer-to-peer (P2P) system model is a kind of distributed OS. In this model, clients and servers aren't distinguished from one anot
Determine the reasons for Poor response time Process busy or High I/O rates or High paging rates
Q. Researchers have recommended that instead of having an access list associated with each file (specifying which users can access the file and how) we should have a user control
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