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Question:
(a) Red Hat Linux is distributed under the Open Source agreement. Explain what you understand by Open Source distribution system.
(b) Write a short note on the Linux File Systems.
(c) Write down a short note to distinguish between the two types of users in Red Hat Linux.
(d) Write a shell script to create a simple menu and carry out the actions associated with it.
1. Show the date and time 2. Invoke Nautilus for the current directory 3. Start the OpenOffice.org writer 4. Open the Konqueror web browser 5. Exit.
In modern operating systems, applications do not directly access the physical memory. Instead, they use so-called virtual memory, where each virtual address is translated to a phys
Explain multilevel feedback queue in detail A process can move among the various queues; aging can be executed this way Multilevel-feedback-queue scheduler explained b
Let us consider the pining details of the 68HC11 as shown below. Each pin has a defined function, some easy, some complex. A microprocessor designer should understan
operating systems and its types together with its design issues and their examples.
Define properties of Distributed operating system Distributed:- This system distributes computation among several physical processors. The processors do not share memory or a
Hierarchical paging Single way is to use a two-level paging algorithm, in which the page table itself is also paged. A logical address is separated into a page number and a pag
What does it mean for something to be thread-safe? By saying that X is thread-safe, we mean that if multiple threads use X at the same time, we don't have to worry about concurrenc
What are the operations of processes? Process creation A process may create several new processes. The creating process is called as parent process, where as the new proce
What are the different files attributes? File name:-it's the name of the file. It's the name with which the user identifies. Identifiers:-it's created when a file is created
What are the disadvantages of linked allocation? The drawbacks are a. Used only for sequential access of files. b. Direct access is not supported c. Memory space neede
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