思科CCNA 考试截屏题库（四）
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11.Which of the following are VLAN frame encapsulation types that may be configured on a Catalyst switch? (Choose two.)
A:VTP
B:ISL
C:CDP
D:802.1Q
E:802.1p
F:LLC
Correct Answers: B, D
12.Which sequence of actions will allow telneting from a user's PC to a router using TCP/IP?
A: Connect the PC's COM port to the router's console port using a straight-through cable.
B: Connect the PC's COM port to the router's console port using a crossover cable.
C: Connect the PC's COM port to the router's Ethernet port using a straight-through cable.
D: Connect the PC's ethernet port to the router's Ethernet port using a crossover cable.
E: Connect the PC's Ethernet port to the router's Ethernet port using a rollover cable.
F: Connect the PC's Ethernet port to the router's Ethernet port using a straight-through cable.
Correct Answers: D
13.Which of the following IP addresses can be assigned to host devices? (Choose two.)
A:205.7.8.32/27
B:191.168.10.2/23
C:127.0.0.1
D:224.0.0.10
E:203.123.45.47/28
F:10.10.0.0/13
Correct Answers: B, F
14.On point-to-point networks, OSPF hello packets are addressed to which address?
A: 127.0.0.1
B: 172.16.0.1
C: 192.168.0.5
D: 223.0.0.1
E: 224.0.0.5
F: 254.255.255.255
Correct Answers: E
15.Which command is required to apply an access list on a virtual terminal line of a router?
A: Router(config-line)# access-class 10 in
B: Router(config-if)# ip access-class 23 out
C: Router(config-line)# access-group 15 out
D: Router(config-if)# ip access-group 110 in
E: Router(config-line)# access-list 150 in
F: Router(config-if)# ip access-list 128 out
Correct Answers: A
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