Computer and network security has become very important to businesses, government, military, and individuals. Many companies have been compromised and personal information obtained and used without authorization. It is very important to have computer and network security to keep hackers and malware from collecting data and destroying a computer system and network. Computer security protects all of the data that is stored on your computer. Every component should be protected that includes hardware
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group of computers and other devices, such as a printer, that are connected by some type of transmission media (i.e. fiber optic cables or radio waves) (Dean, 2010, p.2). Originally “sneakernet” was the only means of electronic source sharing. It involved the transfer of electronic information by physically couriering removable media, such as floppy disks, from one computer to the next (Wikipedia, 2011, para 1). With the advancement of computer technology so is the modernization of computer networking
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Network Topologies First off network topologies are the arrangement of the various elements (links, nodes, etc.) of a computer or biological network. This helps with communication and network information processing. This is a major part of today’s technology and is used by big business as well as home and personal use. Hierarchical star topology is when all computers are connected to a single central located point. The single point is usually a hub of servers and switches that are located in
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expanders is a device that allows one port on a computer system to connect to many devices. There are two forms of port expanders they are internal and external. The internal expander has a connection inside the computer, most likely on the motherboard the only part the user will see in the expansion plate with many ports. The external device plugs into the existing port and then it has multiple places to connect. When they are not a part of the computer system they are known as splitters. Internal
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goes into the receiving computer port and on the other end of that connector port are about several ports that can be used with the single connector port. Port expanders are very much so universal, simply because the ports themselves are universal so there aren't any specific expanders, or another that port expanders are called is a hub, for specific computers and they are generic devices that will work with any computer. So with ports there are some good reasons or advantages for them but just as
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one and include the advantages and disadvantages. The current technology uses packets which are small files of information wrapped by a header and footer with security information on the both sides. These are the destination the packets are being sent to and the source that the packets are coming from. The advantages are: Packets are very secure because they can use encryption. Key exchange algorithms are used to securely exchange a shared secret value between two computers over an unsecured network
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Advantages and Disadvantages of the Internet Ten years ago, the Internet was practically unheard of by most people. Today, the Internet is one of the most powerful tools throughout the world. The Internet is a collection of various services and resources. The Internet’s main components are E-mail and the World Wide Web. Actually, there’s a lot more to the Internet than E-mail, search engines, celebrity web sites, up-to-the-second sports scores, and chat rooms full of discussions. The Net also ranks
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occurring within this system have been in communication and technology. Before these changes, hospitals and health care facilities kept their medical records in an area the size of a library. Now, these same medical records can be housed within a single computer. Health care communication technology is a way for providers to better manage and improve on how health care information is stored and transmitted to another provider or facility. The new technology that will allow providers to do this is EMR’s
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In most cases, technology is a true blessing to the modern-day classroom, making access to information faster and easier to understand than ever before. But just like all new innovations, it is not without drawbacks. Here are some of them One of the first cons of classroom technology is the financial aspect. Not every school can afford the numerous pieces of electronics needed for even a single classroom to be fully equipped. At best some schools can only afford a limited number of these items
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Business Professor Jim Easley April 25, 2012 Inventory Systems Summary The team will introduce several factors to summarize the functions descriptions and the advantages and disadvantages of inventory systems. The descriptions of inventory systems will show how one relates to many organizations. The advantages and disadvantages will show collaboration from the team of how the inventory systems can give a good cause or show the effects as a setback. Warehouse Inventory System Transferring
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