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N10-004章節(jié)練習(2019.05.09)

單項選擇題
Which of the following describes what the number two represents in l00Base2 cabling?（）
A. Fiber
B. Coaxial cable
C. UTP
D. Twisted pair
單項選擇題
Which of the following protocols can be found at the application layer?（）
A.Telnet
B.TCP
C.SNMP
D.UDP
單項選擇題
Session affinity is a feature of which of the following devices?（）
A. DNS server
B. DHCP server
C. Load balancer
D. IPS
單項選擇題
At which of the following layers does the ICMP protocol operate?（）
A.Layer 1
B.Layer 3
C.Layer 4
D.Layer 5
單項選擇題
Which of the following connector types is used for coax cable?（）
A.BNC
B.ST
C.LC
D.SC
單項選擇題
A technician needs to troubleshoot connectivity between two devices located on the same network.Which of the following BEST describes the type of protocol being used?（）
A.IGP
B. EIGRP
C. EGP
D. BGP
單項選擇題
In order for computers with private IP addresses to access the public Internet, which of thefollowing must the router perform?（）
A.NAT
B.BGP
C.DHCP
D.APIPA
單項選擇題
Which of the following layers of the OSI model is the presentation layer?（）
A.Layer 1
B.Layer 5
C.Layer 6
D.Layer 7
單項選擇題
In an environment with STP disabled, which of the following is the MOST likely cause of the exponential increase in repeated packets transferred through the network?（）
A. Incorrect subnet mask
B. Mismatched MTU
C. Switching loop
D. VLAN mismatch
單項選擇題
Which of the following devices is used to connect a WAN to a LAN?（）
A.Basic router
B.Basic switch
C.Bridge
D.Repeater

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