IEEE 802.11 is a standard for wireless networks. Which technology uses existing electrical wiring to connect devices to a network?Įthernet over Power, or powerline networking, uses a device that attaches to a power outlet and a cable to connect a device to a network.The technology that allows a switch to deliver power to a device like an IP phone or an access point through the data cable is known as PoE. WLAN is a wireless LAN that covers a rather small geographic area.
A MAN connects multiple LANs in a large campus or in a city. Which network technology is required to support this scenario?Ī WAN connects multiple LANs that are in geographically separated locations. All branch offices must remain connected to corporate headquarters at all times. A company is expanding its business to other countries.A proxy server, when it functions as a firewall, also actively monitors the traffic that travels through it and takes immediate actions. Both an IPS and a firewall actively monitor network traffic and take immediate actions when previously defined security criteria match. Which security technology is used to passively monitor network traffic with the objective of detecting a possible attack?Īn IDS system is implemented to passively monitor the traffic on a network.The ZigBee Coordinator is a device that manages all the ZigBee client devices to create a ZigBee wireless personal-area network (PAN) using the 868 MHz to 2.4 GHz range. Which smart home technology requires the use of a device, known as a coordinator, to create a wireless PAN?.All devices connected to the hub share the same bandwidth (unlike a switch, which gives each device dedicated bandwidth). Hubs are sometimes called repeaters because they regenerate the signal.
Which network device regenerates the data signal without segmenting the network?.What are two common media used in networks? (Choose two.)Ĭommon media used in networks include copper, glass or plastic optical fiber, and wireless.802.11a and 802.11ac operate only in the 5GHz range of frequencies. Which three Wi-Fi standards operate in the 2.4GHz range of frequencies? (Choose three.)Ĩ02.11b and 802.11g operate in the 2.4GHz range, and 802.11n can operate in either the 2.4GHz or the 5GHz range.HTTP and HTTPS are protocols commonly used to access web pages. HTTP uses TCP port 80 and HTTPS uses TCP port 443. Which port number should the technician look for within the captured material to locate HTTP packets? A technician has captured packets on a network that has been running slowly when accessing the internet.
Ispeak chapter 5 quiz Bluetooth#
Bluetooth allows devices to communicate over short distances. These devices are often connected with Bluetooth technology.
Which type of network will extend a short distance and connects printers, mice, and keyboards to an individual host?Ī personal area network (PAN) connects devices, such as mice, keyboards, printers, smartphones, and tablets.
Ispeak chapter 5 quiz mac#
Answers Explanation & Hints:Ī switch will maintain a switching table that contains a list of available MAC addresses on the network, The switching table will record MAC addresses by inspecting the source MAC address of every incoming frame.
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