640-607 Cisco - Braindumps.com.ua: question list for "Dump for certification exam Cisco 640-607", page: 8

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Cisco 640-607: Dump for certification exam Cisco 640-607

#71. What is the primary purpose of a router?

#72. What is the purpose of a repeater?

#73. What are the most important traffic-regulating devices on large networks?

#74. Because a cloud is not really a device, but a collection of assumed capabilities, which OSI layers are represented in a cloud?

#75. Routers operate primarily at what layer of the OSI model?

#76. At which layer of the OSI model is the NIC located?

#77. Which term describes the conversion of binary data into a form that can travel on a physical communications link?

#78. What is the best definition of electrical current?

#79. What is the primary cause of crosstalk?

#80. What are the three required parts of an electrical circuit?

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Server date 06:26 09-01-2009

Cisco 640-607

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