RAID 0 not an option for data protection and high availability? RAID 0 is data striping. This means that data will appear to a user as one logical disk but all the data is distributed among two physical disks. If one disk fails operation cannot continue and data is lost because it is only stored in one place. RAID 1 uses two disks that are mirrored copies of each other. If one disk fails‚ operation can continue and no data is lost. 3. Explain the process of data recovery in case of a drive
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Tim1096 writes "The impact they have on society was that they delivere things faster‚ they shelter us from nature when we need to go to places‚ and they let us get to places we want quickly." These things are true‚ but it disregards a whole side of the issue. Cars are convenient‚ but the have a large cost to society as a whole. Economic: The majority of cities and counties spend more money on road infrastructure than they receive from gasoline taxes‚ vehicle registration fees‚ or other
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backing storage media Stores the binary data on a disk or tape coated with a material that can be magnetised differently‚ depending on whether a 0 or 1 is stored. used for tertiary and off-line storage. Data stored in backing storage is permanent so it is NOT lost when the computer is turned off. It is always slower to access data from backing storage than from internal memory. Fixed hard disks A hard-drive built into the case of the computer is known as ‘fixed’. Most computers have one. Fixed
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The Evolution of Compassion The evolution of compassion as a part of human nature has been a long standing debate topic. It is typically ignored when analyzing our evolutionary process‚ and if considered is viewed as some sort of emotional unreliability‚ and something that hinders out ability to evolve. However‚ compassion is an innate part of human nature that has evolved from thousands of years of survival. There are three evolutionary arguments for compassion. The first is that within the
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If unemployment rises in a country‚ will its standard of living necessarily decline? Unemployment refers to the condition and extent of joblessness within an economy‚ and is measured in terms of the unemployment rate‚ which is the number of unemployed workers divided by the total civilian labor force. If unemployment rises in a country it will affect the country’s standard of living in a negative way‚ take Jamaican economy for example‚ approximately 65% of the labour is unemployed‚ so if 65%
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Christina Lilomaiava 6/19/2014 IT/242 Adam Moneypenny Ethernet or Token Ring •Saguaro Federal has mainframes for all of its banks and businesses. Must the company use the Ethernet or Token Ring protocol? Explain your choice. Why is this choice appropriate? In this scenario the best protocol to use would be a token ring because the token ring protocol is mainly used in mainframes. Token Ring uses a token method to go to each work station or main frame that are typically set in a ring or at least
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What is biodiversity and what are the impacts do invasive species have on biodiversity? Biodiversity is the variety of animal and plant life in a particular habitat; it also means all of the different natural processes on the earth. There is estimated to be more than 11000 tree species in the amazon rainforest‚ that a huge amount of different species and that’s only for one part of the world. It is important to have biodiversity‚ Biodiversity boost ecosystems productivity. What is productivity?
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The Immigration and Economy of the United States Economic globalization is a tendency‚ and it can move goods‚ services‚ technologies‚ and capital to achieve the cross-border cooperation. The United States also is a nation of immigrants‚ and a lot of foreign people who believe in American Dream has helped the economic success of the U.S. over the centuries. However‚ now the immigration is a very controversial issue in American‚ and the both presidential candidates also proposed a series of policies
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Secondary storage (optical) Table of contents Why was secondary storage needed? 1 Different types of optical discs: 1 1‚ CD (compact disc): 1 2‚ DVD (digital versatile storage) 2 3‚ Blu-Ray Disc (BD): 3 Which type of recordable disc should I choose: 3 Understanding the difference between the Live File System and Mastered disc formats: 3 Discs formatted with the Live File System option: 3 Discs formatted with the Mastered option: 4 Questions from students: 4 References: 5
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Architecting the Ethernet and Hash Tables Using SABER A BSTRACT Efficient algorithms and compilers have garnered tremendous interest from both experts and hackers worldwide in the last several years. Given the current status of virtual algorithms‚ steganographers obviously desire the analysis of public-private key pairs‚ which embodies the natural principles of hardware and architecture. We demonstrate not only that red-black trees and fiber-optic cables can collude to accomplish this goal‚ but that
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