IT Multiple choice L4

Question1 of 20A point of presence (POP) is anode on a WAN connected to the network through wireless technology.terminal in a store that processes a local order and connects to a company database through a WAN.wired or wireless WAN network that enables users to access the WAN.high-capacity transmission line carrying traffic for a WAN.Question2 of 20Because a network's layers are arranged vertically, similar to the floors in a building, with each "floor" having its own protocols, the layers are known as aprotocol suite.protocol stack.modulation protocols.top-down protocols.Question3 of 20Which of the following is NOT an advantage of the bus topology?SimpleEasy to expandLengthReliableQuestion4 of 20An IP address is composed of:five sets of numbers separated by periods.four sets of numbers separated by periods.five sets of numbers separated by commas.four sets of numbers separated by commas.Question5 of 20Public wireless access locations are called hot spots.TrueFalseQuestion6 of 20Which of the following features enables the strongest Wi-Fi encryption protection?WEPWDDIWAPWPAQuestion7 of 20The 10 Gigabit Ethernet makes next-generation applications, such as ________, possible.multicastingcloud computingnetwork convergenceall of the aboveQuestion8 of 20A ________ is a simple broadcast device that does not manage traffic and usually results in frequent collisions.plugcentralized computerhubswitchQuestion9 of 20External Wi-Fi transceivers connect through USB connections.TrueFalseQuestion10 of 20Another term for a network administrator is a networksupervisor.operator.engineer.manager.Question11 of 20Another term for network congestion is overloading.TrueFalseQuestion12 of 20Each node on a network has a unique logical address, which isassigned by the network administrator when the node is installed.assigned by the software in use.built into the hardware.none of the above.Question13 of 20________ protocols are used to ensure that modems can communicate with each other.MMTTCP/IPModulationOscillationQuestion14 of 20In a P2P network, users can choose which files they wish to share.TrueFalseQuestion15 of 20To carry computer data over the long haul, WANs need to have a(n) ________ in multiple towns and cities.ISProuterPOPhubQuestion16 of 20A local area network (LAN) in which all of the computers are equals is called a(n) ________ network.equal resourcepeer-to-peerclient/serverequal sharingQuestion17 of 20Which of the following protocols use Ethernet?IPTCP/IPOSICSMA/CDQuestion18 of 20Which of the following protocols does NOT use twisted-pair cabling?IBM Token Ring100Base-T10Base-510Base-TQuestion19 of 20The ________ standard is used for Bluetooth technology and has a very short range (up to 10 meters).802.15802.11n802.11g802.16Question20 of 20An advantage of networking is fewer security threats.