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level: Wireless

Questions and Answers List

level questions: Wireless

QuestionAnswer
Define what a wireless network adapater isHardware device which enabes devices to communicate wirelessly over a network
State and explain how disabling an SSID can increase protction for a wireless networkWhat allows devices to see networks names Can be disabled Meaning devices are unable to see the networks name
What does the CMSA/CS protocol cover?carrier transmission in a wireless area network of devices in range of one another
What is the RTS/CTS required for?Wireless transmission, for when devices that cannot see eachother
What is the purpose of wifiAllow devises to communicate within a network without physical connection
How is data sent wirelessly?Freuency through specific channels
What are the components required for wireless networking?wireless network adapter wireless access point
How does a wireless network adapter functionBy connecting to a computers USB port or such Picks up network broadcasts
What does a wireless access point do?Device that allows other wifi devices to connect to a wired network
How are wireless networks protected?Encryptipion SSID MAC adrdess
What are the two types of encryptionWPA WPA2
How do the encrytion methods for wireless networking work?Both systems at the beginning and end of the data transfer must use the same encryption key
What is the purose of an SSID?Creates a name for your wifi network Allows others to join Extra security
What does WPA stand for?Wi-Fi Protected access
What does SSID stand forService Set Identifier
Tell me what MAC stands forMedia Access Control
What are the 4 wireless protocols?CSMA/CS RTS/CTS
What does CSMA stand for?Carrier Sense Multiple Access
Whats CA stand for?Collision Avoidance
What does the RTS protocol stand for?Request To Send
State what CTS stands forClear To Send
Why do we need both the CMSA/CS and the RTS/CTS protocolsCMSA/CS checks all the freuency of channel is clear of all devices in range RTS/CTS is needed for devices out of range of the sending device
What is the CMSA/CS required for?to stop devices sending data at the same time