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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.
what is process creation and how to create a process
why we say " OS is a resource allocator" and “OS is a control program"?
explain function of computer operating system?
what is application software?
Define the properties of Interactive operating system Interactive:- This system is composed of many short transactions where the results of the next transaction may be unpred
demonstrate ergonomics
Q. Presume that a system is in an unsafe state. Illustrate that it is possible for the processes to complete their execution without entering a deadlock state. Answer: An unsaf
Define the “Throughput” of a system Throughput is Number of programs processed by it per unit time
How does user specify block to be fetched in direct access? By specifying the relative block number, relative to first block in file, which is block 0.
1. How is reliability enhanced with the microkernel approach to system design? 2. In a virtual machine design where guest operating systems are independent virtual machines sup
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