N10-004章节练习(2019.05.09)

单项选择题
Which of the following describes what the number two represents in l00Base2 cabling?（）
A. Fiber
B. Coaxial cable
C. UTP
D. Twisted pair
单项选择题
Which of the following protocols can be found at the application layer?（）
A.Telnet
B.TCP
C.SNMP
D.UDP
单项选择题
Session affinity is a feature of which of the following devices?（）
A. DNS server
B. DHCP server
C. Load balancer
D. IPS
单项选择题
At which of the following layers does the ICMP protocol operate?（）
A.Layer 1
B.Layer 3
C.Layer 4
D.Layer 5
单项选择题
Which of the following connector types is used for coax cable?（）
A.BNC
B.ST
C.LC
D.SC
单项选择题
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
单项选择题
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
单项选择题
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
单项选择题
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
单项选择题
Which of the following devices is used to connect a WAN to a LAN?（）
A.Basic router
B.Basic switch
C.Bridge
D.Repeater