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Scripting the GNU/Linux Shell
1. Write a script that stores the time it takes a command (your choice of command) to run in three variables, real, user, and system, corresponding to the three default times that time prints.
Ex 2.What is wrong with if [ $var=x ]? What should it be? Why does it give the result it does?
Ex 3. Write a function, valid_square(), that returns successfully if its sole argument is a valid SAN chessboard square or fails if it is not. Write a function to test that it works.
question 1 a system has two processes and three identical resources. each process needs a maximum of two resources. is
In the context of the OS design discussions there is a dependence on the goal of the system and the environment. This is a very important aspect of any systems design.
in working out your responses to the discussion question you should choose examples from your own experience or find
Suppose an operating system maps user-level threads to the kernel using the many-to-many model and the mapping is done through LWPs.
This response will discuss mitigation strategies to enable business continuity in the event of a power outage in a small office.
Given a cache access time of 20ns, a main memory access time of 1000ns, and a cache hit ratio of 90 percent. Assuming fetches to main memory are started in parallel with look-ups in cache
Write a DOS-like shell on top of the Bourne shell to satisfy the DOS users - Reference to the Linux commands of adduser and useradd.
Distinguish the licensing requirements for Linux versus Microsoft Windows with particular attention paid to GNU-General Public License.
Describe what you would do in order to configure the router with the following settings: Configure the hostname to be _router.
Describe what changes could be made to an operating to break the conditions of non-preemption and hold and wait for deadlock prevention. What are the drawbacks of your changes?
Your objective is to provide your procurement VP with a tool that will help him determine the least costly alternative so that all three plants are in continuous operation for the next 12 years.
Suppose your manager has asked you to explain the frame format of a typical Ethernet packet. Set-up a written report. Be sure to discuss Manchester encoding and 8B/10B encoding.
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