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16: your company has two floors , your network uses tcp/ip , you want to limit traffic between the floors , so that only packet designation for the other floor are passed across the connecting device. which device should you chose? a: gateway b: router c: hub d: repeater ans:b 17: your company is installing a new serven computer network in its large1 room office , the company will relocate in 6 months, the company 's short term lease does not permit change in the building wiring , and there is no existing network cable. you must choose a topology that keep the installation , and keep costs to minimum. which topology should you choose? a: mesh b: star c: bus d: ring ans:c 18: which wan connection service canprovide transmission speed that faster than 100mbps ? a: isdn basicrateinterface b: x.25 c: t1 d: atm ans:d 19: you want to use a connection service that provide reliable delivery even when using unreliable swithced connections . which wan connection service should you use? a: isdn b: x.25 c: frame relay d: atm ans:b 20: your network has 250 client computers and 6 servers, the network use tcp/ip protocol , you want to segment the network . which device should you use? a:repeater b:gateway c:transceiver d:router ans:d 21: your network has 3 servers ,which runwindows nt server and windows 95 clients,the network use netbeui , you want users of client to be able to access a unix computer, the unix computer share its file by using nfs , you do not want able any new softwareto the client computer which device should you use? a: bridge b: brouter c: router d: gateway ans:d 22: you want users of client computer to be able to access an ibm 3090 mainframe by using a ibm 3270 terminal-emulation program , the mainframe is seperate from your network, you do not want to add protocol to the client computers which device should you use? a: repeater b: bridge c: router d: gateway ans:d 23: you are design a backbone, the backbone will connect 3 networks that are located in 3 different bulidings, the longest distance between any 2 of the building is 1000 meters. which media should you choose? a: rg-58 a/u b: category 5 utp c: spread spectrum radio d: fiber-optic cable ans:d 24: you need to connect an ethernet network , a token-ring network , anda fiber-optic networkby usinga device that provides flow control broadcast management , and multiple communication paths which device? a: gateway b:hub c: router:flow control; d:repeater ans:c 25: you are designing a peer-to-peer network that consist of 5 microsoft windows 95 computer which protocol should you use? a: dlc b: nfs c: ipx/spx d: xns ans:c 26: you want to allow windows 95 computer to share file with dos computer , the dos computer use netware dos request to access network servers which protocol should you use on the windows 95 computer? a: nwlink ipx b:dlc c: xns d: netbeui:base on peer to peer; ans:a 27: you want a wan connection service that can be configure for any transmmision speed that is available, which wan connection service should you use ? a: t1 b: x.25 c: frame relay d: atm ans:c 28: you are installing a 100mbps ethernet network which media? a: rg-62 b: rg-58 c: fiber-optic cable d:category 5 utp ans:d 29: you are designing a 100mbps ethernet network for a 1 floor building , the server will be located in the cabling room, there will be windows 95 client computer , the building has suspending ceiling with 1 meter of space above them. you want to limit costs. which media ?