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Explain the Spawnvp Function used in the netware
Spawnvp(flags, execNmae, argv)
This function executes similarly to spawnlp( ) except that parameters are passed as a vector of pointers (char **). The last parameter in the arrayof char*s must be NULL.
Operating Systems 1. Explain Micro-kernel? Specify the benefits of Micro-kernel? 2. Describe seven state process models used for OS with necessary diagram. Differentiate bet
Multitasking - An Operating systems that is proficient of allowing multiple software processes to be run at the same time. Below are some instances of multitasking Operating Syste
What is an operating system? An operating system is a program that acts as a mediator between a user and the computer hardware. The function of an operating system is to provid
Basic File System Uses the specific device driver. Deals with blocks of data that are exchanged with the physical device. Concerned with the placement of blocks on
1. On every access, mark the page with a timestamp. Whenever we need to evict a page, we search through memory for the oldest page, the least-recently used page. But we need memory
What are the different methods for handling deadlocks? Deadlock detection and recovery: Permit the system to enter a deadlock state, detect it and after that rec
Q. Give an instance of an application in which data in a file should be accessed in the following order: a. Sequentially b. Randomly Answer: a. Print the content of
Transferring files from Windows to Unix Be very careful transferring files from Windows to Unix. If you do transfer a file from Windows to Unix open the file, in Unix, using vi
whats the problem in two state model ?
How could we implement locks? No matter how we choose to implement them, we must have some hardware support. One possibility for implementing locks on a uniprocessor machine is is
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