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Explain about threading issues?
The fork and exec system calls
In a multithreaded program of few UNIX systems have chosen to have two versions of fork, one that duplicates each threads and another that duplicates only the thread that raised the fork system call. If a thread raised the exec system call, the program specified in the parameter to exec will change the entire process.
Explain Deadlock Prevention-Resource allocation graph allocation Resource allocation graph algorithm : Using this algorithm we are able to actually know if there exists in th
Define memory management In multiprogramming system the user part of memory should be further subdivided to accommodate multiple processes. The task of subdivision is carried o
about error detection in operating system and how does it take place?
ADVANTAGES AND INCONVENIENCES OF KLT Advantages: the kernel be able to simultaneously schedule many threads of the same process on many processors blocking
Conservative GC can be used for languages such as C and C++, which were not explicitly designed for garbage collection. This is a non-copying technique. A conservative garbage coll
Note for assignment
Q. State three merits of placing functionality in a device controller rather than in the kernel and State three disadvantages. Answer: Three advantages: Bugs are less probabl
Question: a) The Dynamic Host Control Protocol (DHCP) server is important for setting TCP/IP configuration, when there are a large number of clients on the network. How does D
why we say " OS is a resource allocator" and “OS is a control program"?
Question 1: a) State the different file attributes and briefly explain the operations that can be performed on each files. b) What is a semaphore? Describe why it is impor
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