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LINUX OPERATING SYSTEM
1. Write a brief explanation about the Linux distribution.
2. Explain the features that Bash shell provides?
3. Who is responsible for managing users in a Linux system? How can Linux users be managed?
4. State the following terms:
a. Directoriesb. Special filesc. Linksd. Domain socketse. Named pipes
5. Briefly illustrate any two widget sets.
6. What are the most commonly used graphics and imaging applications? Explain the process of playing audio CDs.
What is the main difficulty that a programmer must overcome in writing an operating system for a real-time environment? The main difficulty is keeping the operating system with
Q. Why is it important to scale up system bus and device speeds as the CPU speed increases? Answer: Consider a system which carries out 50% I/O and 50% computes. Doubling-up
Calculate the Average Waiting Time CPU burst time points out the time, the process needs the CPU. The subsequent are the set of processes with their respective CPU burst time (
What is turnaround time? Turnaround time is the interval from the time of submission to the time of completion of a process. It is the sum of the periods exhausted waiting to g
whta is an operating system ? what sorts services are provided by an operating system ?
Explain bounded buffer and unbounded buffer. Here in a producer-consumer problem the producer process produces information that is consumed by a consumer process. At this time
Note that the parameter for scanf doesn't need the address operators & because name is an address. However the variable name has no defined space. This can cause problems within C
How Virtual memory is implemented Virtual memory can be implemented along with Segmentation and Paging
Define LRU Page Replacement Algorithm LRU policy: LRU expands to least currently use. This policy suggests which we re- move a page whose last usage is farthest from current ti
Basic concepts When a process is to be changed in, the pager guesses which pages will be used before the process is changed out again. Instead of swapping in a entire process,
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