1. Briefly‚ what is an operating system? An operating system serves as a hardware/software interface‚ acts as a repository for common‚ shared routines and defines a platform for constructing and executing application software. 2. An operating system presents an application programmer with a relatively "friendly" hardware/software interface. What does this mean? Why is it important? The user interface‚ sometimes called the shell‚ provides a mechanism for the user and application programs to communicate
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Self improvement is one of the most honorable pursuits an individual can pursue‚ largely because it first recognizes an opportunity for improvement‚ then a desire to achieve that improvement. In very practical terms‚ self improvement is simply the process of creating or improving a skill or ability to a higher degree of mastery than you currently possess. What is self improvement? It the enhancement of the material conditions of our life. Those material conditions might include our relationships
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Specialty Hospitals: A Problem or a Symptom? Specialty hospitals are not a new thing. However‚ as the number of specialty hospitals increases there is a question about their financial influence on the community hospitals. This paper discusses the results of two congressionally mandated reports on specialty hospitals. Main Concerns about Specialty Hospitals: 1. Clinical decisions made by physician-owners might be distorted by financial incentives 2. Specialty hospitals treat less
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Operating Systems Task 1 An operating system (OS) is a part of software which manages the operation of a computer. It controls the hardware and software of a computer‚ without it a computer would be useless. DOS Disk operating system (DOS) was released in 1981. It will load from a floppy disk each time a computer starts. DOS uses a command line interface. Command line interface can be difficult to use if you aren’t trained or experienced in using it. DOS is the predecessor to windows. DOS is
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Corporate Scandal “In Texas‚ Robert Allen Stanford appeared to be yet another flamboyant billionaire. But in the breezy Caribbean money haven of Antigua‚ he was lord of an influential financial fief‚ decorated with a knighthood‚ courted by government officials and basking in the spotlight of sports and charity events on which he generously showered his fortune.” This quote from an article in The New York Times portrays the life of Mr. Stanford‚ owner of the Stanford Financial Group that was shut down in
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Technology II-C Passed to: Mrs. Maryjes Calades Operating system examples As computers have progressed and developed so have the operating systems. Below is a basic list of the different operating systems and a few examples of operating systems that fall into each of the categories. Many computer operating systems will fall into more than one of the below categories. GUI - Short for Graphical User Interface‚ a GUI Operating System contains graphics and icons and is commonly navigated
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explaining what continuous improvement means in the context of organisational success. Explain how the concept can and should be applied. Explain how it is possible to lead continuous improvement systems and processes and how opportunities for improvement can be managed to provide benefits for an organisation. Outline how you‚ as an organisation leader‚ would contribute to and implement continuous improvement initiatives. What is Continuous Improvement? Continuous improvement in a management context
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consider the arrival times of each process‚ the burst times of all the previously arrived processes. After the arrival of all the processes into the ready queue‚ the average waiting time and turn around time can be calculated by using the above algorithm. ALGORITHM: 1) start 2) read the no of processes to n 3) initialize i to 0 4) if ia[j] then a) swap a[i] and a[j] b) swap at[i] and at[j] c) swap b[i] and b[j] 8) from i=0 to n do a) w[i]=s-b[i]-at[i] b) s=s+a[i] c) avg=avg+w[i] 9)tt=tt+avg
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know exactly which ports are opened or closed thus allowing a network administrator to reduce the vulnerability of its network. 2. Which application is used for Step 2 in the hacking process to perform a vulnerability assessment scan? Nessus. 3. What must you obtain before you begin the ethical hacking process or penetration test on a live production network‚ even before performing the reconnaissance step? One must obtain a signed authorization form showing exactly what kind of test you
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Operating Systems Assignment 1 Session: Summer 2013 Faculty of Information Technology UCP Lahore Pakistan Operating Systems Assignment: Introduction and Overview of Operating Systems 150 MARKS Write in your own words to answer the following‚ if you use material from any book website apart from your recommended book please provide so. All work will be assumed yours otherwise. Justify your answers where needed. Explain briefly and concisely 1. You are to procure Linux
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