思科认证640-802模拟试卷9

Ezonexam needs to ensure their IP network can be reached from the Internet. Which of the following host addresses are members of networks that can be routed across the public Internet? (Choose three.)

A. 10.172.13.65

B. 172.16.223.125

C. 172.64.12.29

D. 192.168.23.252

E. 198.234.12.95

F. 212.193.48.254

You've been assigned the CIDR (classless inter domain routing) block of 115.64.4.0/22 from your ISP. Which of the IP addresses below can you use for a host? (Select all valid answers)

A. 115.64.8.32

B. 115.64.7.64

C. 115.64.6.255

D. 115.64.3.255

E. 115.64.5.128

F. 115.64.12.128

Which three of the protocols below belong to the application layer? (Select three answer choices)

A. ARP

B. HTTPS

C. SMTP

D. CDP

E. TFTP

F. ICMP

Which two of the addresses below are available for host addresses on the Ezonexam subnet 192.168.15.19/28? (Select two answer choices)

A. 192.168.15.17

B. 192.168.15.14

C. 192.168.15.29

D. 192.168.15.16

E. 192.168.15.31

F. None of the above

Cisco is the leader in the router market space. What basic functions do their routers perform. in a network? (Choose two)

A. The microsegmentation of broadcast domains

B. Path selection

C. Packet switching

D. Bridging between LAN segments

E. Access layer security

F. VLAN membership assignment

G. Application optimization

When you compare the differences between half-duplex and full-duplex Ethernet, which of the following characteristics are exclusive to half-duplex? (Select two answer choices)

A new trunk has been configured on a switch in the Ezonexam LAN. By default, which VLANs are allowed over this trunk link?

A. No VLANs

B. Only the VLANs that are specified when creating the trunk

C. Only VLANs 1-64

D. All VLANs

E. All VLAN's except VLAN 1

F. None of the above

A Ezonexam switch is configured with all ports assigned to VLAN 2. In addition, all ports are configured as full-duplex FastEthernet. What is the effect of adding switch ports to a new VLAN on this switch?

How many usable IP addresses can you get from a conventional Class C address?

A network administrator needs to force a high-performance switch that is located in the MDF to become the root bridge for a redundant path switched network. What can be done to ensure that this switch assumes the role of the Root Bridge?

A. Configure the switch so that it has a lower priority than other switches in the network.

B. Assign the switch a higher MAC address than the other switches in the network have.

C. Configure the switch for full-duplex operation and configure the other switches for half-duplex operation.

D. Connect the switch directly to the MDF router, which will force the switch to assume the role of root bridge.

E. Establish a direct link from the switch to all other switches in the network.

F. None of the above