N10-004單項選擇題每日一練(2019.01.11)

單項選擇題
Which of the following routing protocols is strictly a distance vector protocol?（）
A.IS-IS
B.BGP
C.EIGRP
D.OSPF
單項選擇題
Which of the following wireless standards has the highest maximum data rate?（）
A.802.11n
B.802.11b
C.802.11a
D.802.11g
單項選擇題
There are two networks sharing the same office space. One network already has an 802.11g accesspoint. The second network acquires one as well. If known, which of the following would help keep the two networks from interfering with each other?（）
A.Channel
B.WEP key
C.Pre-shared key
D.Encryption type
單項選擇題
Switch A is configured with VLAN 105 and 106. Switch Bis configured with VLAN 105 and 107.Both switches are connected with a fiber cable. In order for packets from all VLANs to cross thefiber cable, which of the following configurations MUST be present? （）
A. Reverse ARP
B. Full duplex on the fiber link
C. PoE
D. 802.1q trunking
單項選擇題
An administrator is troubleshooting a communication issue between two computers on the sameLayer 2 switch.Which of the following is the BEST way to determine if the switch is causing the issue?（）
A. Setup an ACL that allows and logs all IP traffic between the two computers
B. Configure a spanning tree to check for a loop
C. Setup a span port on the switch to watch for CRC errors
D. Connect both computers using a crossover cable