Test
Review Questions - Chapter 5 VLSMs, Summarization, and Troubleshooting TCP/IP
Preguntas del test (20)
1On a VLSM network, which mask should you use on point-to-point WAN links in order to reduce the waste of IP addresses?
- A/27
- B/28
- C/29
- D/30
- E/31
2In the network shown in the diagram, how many computers could be in Network B?
- A6
- B12
- C14
- D30
3In the following diagram, in order to have IP addressing that’s as efficient as possible, which network should use a /29 mask?
- AA
- BB
- CC
- DD
4To use VLSM, what capability must the routing protocols in use possess?
- ASupport for multicast
- BMultiprotocol support
- CTransmission of subnet mask information
- DSupport for unequal load balancing
5What summary address would cover all the networks shown and advertise a single, efficient route to Router B that won’t advertise more networks than needed?
- A172.16.0.0/24
- B172.16.1.0/24
- C172.16.0.0/25
- D172.16.0.0/20
- E172.16.16.0/28
- F172.16.0.0/27
6In the following diagram, what is the most likely reason the station cannot ping outside of its network?
- AThe IP address is incorrect on interface E0 of the router.
- BThe default gateway address is incorrect on the station.
- CThe IP address on the station is incorrect.
- DThe router is malfunctioning.
7If a host is configured with an incorrect default gateway and all the other computers and router are known to be configured correctly, which of the following statements is TRUE?
- AHost A cannot communicate with the router.
- BHost A can communicate with other hosts in the same subnet.
- CHost A can communicate with hosts in other subnets.
- DHost A can communicate with no other systems.
8Which of the following troubleshooting steps, if completed successfully, also confirms that
the other steps will succeed as well?- APing a remote computer.
- BPing the loopback address.
- CPing the NIC.
- DPing the default gateway.
9When a ping to the local host IP address fails, what can you assume?
- AThe IP address of the local host is incorrect.
- BThe IP address of the remote host is incorrect.
- CThe NIC is not functional
- DThe IP stack has failed to initialize.
10When a ping to the local host IP address succeeds but a ping to the default gateway IP address fails, what can you rule out? (Choose all that apply.)
- AThe IP address of the local host is incorrect.
- BThe IP address of the gateway is incorrect.
- CThe NIC is not functional
- DThe IP stack has failed to initialize
11Which of the networks in the diagram could use a /29 mask?
- ACorporate
- BLA
- CSF
- DNY
- ENone
12What network service is the most likely problem if you can ping a computer by IP address but not by name?
- ADNS
- BDHCP
- CARP
- DICMP
13When you issue the ping command, what protocol are you using?
- ADNS
- BDHCP
- CARP
- DICMP
14Which of the following commands displays the networks traversed on a path to a network destination?
- Aping
- Btraceroute
- Cpingroute
- Dpathroute
15What command generated the output shown below?
- Atraceroute
- Bshow ip route
- Cping
- Dpathping
16In the work area, match the command to its function on the right.
- A__________________________________________________________________________________
| traceroute | Shows you the PC network configuration |
__________________________________________________________________________________
| arp -a | Displays IP-to-MAC-address mappings on a Windows PC |
__________________________________________________________________________________
| show ip arp | Displays the ARP table on a Cisco router |
__________________________________________________________________________________
| ipconfig /all | Displays the list of routers on a path to a network destination | _________________________________________________________________________________ - B__________________________________________________________________________________
| traceroute | Displays the list of routers on a path to a network destination |
__________________________________________________________________________________
| arp -a | Shows you the PC network configuration |
__________________________________________________________________________________
| show ip arp | Displays the ARP table on a Cisco router |
__________________________________________________________________________________
| ipconfig /all | Displays IP-to-MAC-address mappings on a Windows PC |
__________________________________________________________________________________ - C__________________________________________________________________________________
| traceroute | Displays the list of routers on a path to a network destination |
__________________________________________________________________________________
| arp -a | Displays IP-to-MAC-address mappings on a Windows PC |
__________________________________________________________________________________
| show ip arp | Displays the ARP table on a Cisco router |
__________________________________________________________________________________
| ipconfig /all | Shows you the PC network configuration |
__________________________________________________________________________________ - D__________________________________________________________________________________
| traceroute | Displays the list of routers on a path to a network destination |
__________________________________________________________________________________
| arp -a | Displays IP-to-MAC-address mappings on a Windows PC |
__________________________________________________________________________________
| show ip arp | Shows you the PC network configuration |
__________________________________________________________________________________
| ipconfig /all | Displays the ARP table on a Cisco router |
__________________________________________________________________________________
- A__________________________________________________________________________________
1717. Which of the following network addresses correctly summarizes the three networks shown below efficiently?
10.0.0.0/16
10.1.0.0/16
10.2.0.0/16- A10.0.0.0/15
- B10.1.0.0/8
- C10.0.0.0/14
- D10.0.0.8/16
18What command displays the ARP table on a Cisco router?
- Ashow ip arp
- Btraceroute
- Carp -a
- Dtracert
19What switch must be added to the ipconfig command on a PC to verify DNS configuration?
- A/dns
- B-dns
- C/all
- Dshowall
20Which of the following is the best summarization of the following networks: 192.168.128.0through 192.168.159.0?
- A192.168.0.0/24
- B192.168.128.0/16
- C192.168.128.0/19
- D192.168.128.0/20
Información
- Descripción
- Network Fundamentals 1.7 Apply troubleshooting methodologies to resolve problems 1.7.a Perform fault isolation and document 1.7.b Resolve or escalate 1.7.c Verify and monitor resolution 1.8 Configure, verify, and troubleshoot IPv4 addressing and subnetting
- Autor
- Kessi Silva
- Idioma
- English
- Visitas
- 449
- Etiquetas
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