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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.
Explain what semaphores are, their usage, implementation given to avoid busy waiting and binary semaphores. Semaphore definition Usage for mutual exclusion and process synch
what are operating system services
What is Single-level Directory All files are constrained in the similar directory, which is simple to support and understood. One limitation is when the number of files enhance
What is the use of FIFOs in client-server applications
Determine a parser which is a variant of top-down parsing without backtracking Recursive Descend parser is a variant of top-down parsing without backtracking.
Explain Deadlock Every process in a set of processes is waiting for an event which only a process in the set can cause.
Define Ageing Ageing is a method of enhancing the priority of process waiting in Queue for CPU allocation
Managing the interaction of client and server Among the differences between traditional application programs and client server ones is that developers must create a mechanism
what is os
Q. Which of the subsequent programming techniques and structures are good for a demand-paged environment? Which aren't good? Describe your answers. a. Stack b. Hashed symbol
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