What identifier is used at the data link layer to uniquely identify an Ethernet device? Select one: MAC Address TCP Port Number IP Address Sequence Number Question 2 Which IEEE (802.x) wireless standard uses a point-to-multipoint topology to provide wireless broadband access? Not yet answered Marked out of 0.50 Select one: Zigbee (IEEE 802.15.4) Wireless Bluetooth (IEEE 802.15) WIMAX (IEEE 802.16 WiFi (IEEE 802.11) Flag question An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office, According to the above scenario, what type of network would the employee access You are a network administrator and you would like to check the IP address and test the connectivity between the e-mail server and the default gateway, which commands and utilities you will use to do this task? [select two] Select one or more: Ping Hostname set MAC copy start run ipconfig Question 5 What kind of network would use extended star, bus or ring topologies? Not yet answered Select one: Local Area Network Marked out of 0.50 Wide Area Network Wireless Local Area Network P Flag question Personal Area Network