Unit 3 Exercise 1: Specifications – Definitions Define the following terms: Application (in terms of cabling infrastructure) – systems supported by telecommunications cabling; includes Ethernet‚ Token ring‚ Fiber Distributed Data Interface (FDDI)‚ and Asynchronous Transfer Mode (ATM) Unshielded Twisted-Pair (UTP) – a type of cabling containing pairs of copper wires that are twisted together with plastic casing but without an electromagnetically shielded jacket; typically used in Ethernet applications
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NT1310 Unit 7 Exercise 1 1. Crosstalk: A disturbance caused by electromagnetic interference‚ along a circuit or a cable pair. A telecommunication signal disrupts a signal in an adjacent circuit and can cause the signals to become confused and cross over each other 2. Waveguides: A circular‚ elliptical or rectangular metal tube or pipe through which electromagnetic waves are propagated in microwave and RF communications. The wave passing through the medium is forced to follow the path determined
Free Light Refraction Snell's law
outpost closer to the United States. During this attack and for three years after the Japanese has seized the island‚ CPT Russell Volckmann was forced into situations that required his leadership style and techniques to be dynamic in nature. By all accounts Russell Volckmann was considered an average infantry officer within his unit. Yet during his three years behind Japanese lines Russell Volckmann’s use of situational leadership allowed him to evaded a well supplied and reinforced army‚ united tribal
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Information Engineering EXERCISES Faium University Computers & Information Faculty EXERCISES 1 • Create an activity diagram and a set of use case descriptions for the process of buying glasses from the viewpoint of the patient. • The first step is to see an eye doctor who will give you a prescription. Once you have a prescription‚ you go to a glasses store‚ where you select your frames and place the order for your glasses. Once the glasses have been made‚ you return to the store for a fitting
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1. List the patients that you took care of this week (one initial only); their age; gender; and primary diagnosis. * S. 12 year old‚ female diagnosis with Vaso Occlusive Sickle Cell Anemia. 2. List the medications that you administered this week: * Hydroxurea 700mg PO‚ Normal Saline 1000ml 125ml/ hr.‚ Enalapril 20 mg PO‚ Morphine 1mg IVP 3. List procedures you performed or observed this week: * Medication administration‚ physical assessment‚ IV pumps‚ IV syringes‚ Oxygen administration. 5. State
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Eric Scantlebury NT1310 Physical Networking Unit 3 Assignment 1: Specifications - Definitions 4/10/14 Application Describes cables‚ fire ratings and shielding Unshielded Twisted Pair (UTP) Types of Ethernet and phone cables twisted around each other to decrease interference from EMI. Has no shielding. Shielded Twisted Pair (STP) Same as the UTP cables except it is shielded in a metal sheath around it to stop external interference. Fiber-Optic Cable A cable that uses glass to transmit data using
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Do you think that sweatshops can be completely eliminated throughout the world in the near future? Provide an argument as to why you think this can or cannot be achieved. I think eliminating sweatshop in the near future cannot be achieved. I do believe there will be more restriction set for sweatshops working conditions. Unfortunately‚ I do not think sweatshops can ever be completely eliminated. I think it will always be a cycle where corporations will take action on improving working standards
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Rushing attacks send duplicate Route Request (RREQ) to the neighbor node. If Request RREQ is from the true source address‚ then the system is regular and begins to transmit data packets otherwise repeat the process. This process is illustrated in Fig 1. Check threshold value: Next check the packet delivery ratio‚ if packet delivery ratio drops to threshold then move to next step. The threshold value is calculated using dynamic threshold algorithm indicated in [3]. The source node randomly chooses
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C D B A B E D A & D A & C A & D C C & D B A & C A A & B D C B C From: System Admin To: Manager I have read the issues and I would recommend these steps to better manage our business workstations. This group will be given limited access‚ not allowing for any changes to workstation unless authorized by System Administrator. Team leads need to have access to their files from any workstation. Team leads will be assigned standard roaming users.. Due
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1. Triple DES Triple DES was designed to replace the original Data Encryption Standard (DES) algorithm‚ which hackers eventually learned to defeat with relative ease. At one time‚ Triple DES was the recommended standard and the most widely used symmetric algorithm in the industry. Triple DES uses three individual keys with 56 bits each. The total key length adds up to 168 bits‚ but experts would argue that 112-bits in key strength is more like it. Despite slowly being phased out‚ Triple DES still
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