CCNA 640 - 801: Section 5

1. Consider the address 192.168.15.19/28, which of the following addresses are valid host addresses on this subnet? (Select two options.)

A. 192.168.15.17
B. 192.168.15.0
C. 192.168.15.29
D. 192.168.15.16
E. 192.168.15.31

2. One of your trainees wants to know at what stage are packets processed by an inbound access list.
What can you tell her?

A. Before they are routed to an outbound interface.
B. After they are routed for outbound traffic.
C. After they are routed to an outbound interface while queuing.
D. Before and after they are routed to an outbound interface.

3. One of your trainees wants to know which of the following mentioned below are represented in the router IOS file naming conventions.
What can you tell her? (Select three options.)

A. Distribution channel failures
B. Feature capabilities
C. Memory capacity needs
D. Hardware product platform
E. Programming language requirements
F. Run location and compression status

4. One of the features of the OSPF routing protocol is that it maintains a topology database of information about other routers in the network.
Which of the following is a characteristic of this topology database?

A. All entries in the topology database will be included on each router.
B. All routers in the same OSPF area will have one topology database.
C. The Dijkstra algorithm is used in the creation of the topology database.
D. LSA packets are used to update and maintain the topology database.

5. One of your trainees wants to know which of the following statements regarding the command ip route 172.16.3.0 255.255.255.0 192.168.2.4 are true.
What can you tell her? (Select two options.)

A. The default administrative distance is used.
B. The command is used to establish a static route.
C. The command is used to configure the routers.
D. The command is used to establish a stub network.
E. The subnet mask for the source address is 255.255.255.0

6. Which of the following commands should you use if you were asked to apply an access list on a virtual terminal line of a router?

A. RouterTK(config-line)# access-class 10 in
B. RouterTK(config-if)# ip access-class 23 out
C. RouterTK(config-line)# access-list 150 in
D. RouterTK(config-if)# ip access-list 128 out
E. RouterTK(config-line)# access-group 15 out
F. RouterTK(config-if)# ip access-group 110in

7. What are the basic network services that is provided by the Cisco IOS? (Select three options.)

A. Defines topology
B. Access to network resources
C. Routing and switching functions
D. Creation of VLANs
E. Quality of service

8. Which of the following pieces of information is displayed by the show host command? (Select two options.)

A. The IP addresses of workstations allowed gain access to the router.
B. Permanent name-to-address mappings created using the ip host command.
C. Temporary and permanent DNS entries.
D. The names of the routers created using the hostname command.
E. The length of time a host has been connected via Telnet.

9. On three different occasions an administrator configured a router, and after testing the configuration saved it to NVRAM by issuing the copy running-config startup-config command. After each successful save the administrator issued the reload command. However, each time when the router restarted, itappeared to have the default blank configuration.
What could be the cause of such results?

A. The NVRAM is corrupted.
B. The boot system commands were omitted in the configuration.
C. The configuration register setting is incorrect.
D. D. The upgraded configuration incompatible with the hardware platform.
E. E. The upgraded IOS incompatible with the hardware.

10. Which of the following fields are contained within an IEEE Ethernet frame header?

A. source and destination MAC address
B. source MAC address and destination network address only
C. source and destination network address only
D. source network address and destination MAC address
E. source and destination MAC address and source and destination network address

11. Which of the following statements can you use to describe the process identifier that is used to run OSPF on a router? (Select two options.)

A. It is needed to identify a unique instance of an OSPF database.
B. It is an optional parameter only necessary if multiple OSPF processes are used.
C. It is locally significant.
D. It is globally insignificant
E. All routers in the same OSPF area must have the same process ID to exchange routing information.

12. You were told to block all traffic from an entire subnet with a standard access control list by your boss.
What IP address and wildcard mask should you use in the access control list to block all hosts from the subnet on which the host 192.168.16.43/28 resides?

A. 192.168.16.32 0.0.0.16
B. 192.168.16.43 0.0.0.212
C. 192.168.16.0 0.0.0.15
D. 192.168.16.32 0.0.0.15
E. 192.168.16.0 0.0.0.31
F. 192.168.16.16 0.0.0.31

13. What can you tell the CEO your company about advantages of using VLANs? (Select three options.)

A. VLANs allow access to network services based on department, not physical location.
B. VLANs utilize packet filtering to enhance network security.
C. VLANs provide a low-latency, high bandwidth internetworking alternative.
D. VLANs provide a method of communication between IP addresses in large networks.
E. VLANs establish broadcast domains in switched networks.
F. VLANs can greatly simplify adding, moving, or changing hosts on the network.

14. You need to establish a telnet session to verify the status of a physical connection. You then issue the debug frame-relay lmi command. However, after 40 seconds, you do not get any output resulting from the debug command.
Why are no messages displayed?

A. The IP addresses are configured incorrectly.
B. B. Frame Relay LMI messages not displayed in real time.
C. C. The administrator must issue the enable frame-relay lmi debug command.
D. D. The administrator must issue the terminal monitor command.
E. E. Debug messages can only be received once through the console port.
F. F. The administrator must issue the show frame-relay lmi vty 0 4 command

15. One of your trainees asked you which parameter must be supplied when initializing the IGRP routing process.
What is your response?

A. Connected subnet numbers
B. Register administrative subnet masks
C. IP address mask
D. Autonomous system number
E. Metric weights

16. One of your trainees wants to know what values are used to elect the root bridge in a spanning treetopology.
What can you tell her? (Select two options.)

A. The BPDU version number
B. The access layer bridge setting
C. The Bridge ID
D. The spanning-tree update number
E. The bridge priority
F. The VLAN number

17. Which of the following are the routing protocols that are capable of supporting a network that uses VLSM and route summarization? (Select three options.)

A. IGRP
B. EIGRP
C. RIP v1
D. RIP v2
E. OSPF
F. VTP
G. LSA

18. Which of the following devices can you use to segment a network? (Select three options.)

A. hub
B. repeater
C. bridge
D. switch
E. router

19. You are a technician. After configuring your router, you find that you cannot ping the directly connected serial port of the neighboring router. The show running-config output displays the word “shutdown” for the serial interface.
Which of the following lines will be displayed in the show interface s0 output?

A. Serial 0 is down, line protocol is down
B. Serial 0 is up, line protocol is down
C. Serial 0 is down, line protocol is up
D. Serial 0 is administratively down, line protocol is down
E. Serial 0 is administratively up, line protocol is down
F. Serial 0 is administratively down, line protocol is up

20. One of your trainees wants to know what the calculated OSPF cost of the link will be if the interface has been configured with the bandwidth 64 command.
What will you tell her?

A. 128000
B. 64000
C. 1582
D. 10
E. 1