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Question 26
What are three advantages of VLANs? (Choose three.)
- A: They establish broadcast domains in switched networks.
- B: They provide a low-latency internetworking alternative to routed networks.
- C: They utilize packet filtering to enhance network security.
- D: They can simplify adding, moving, or changing hosts on the network.
- E: They allow access to network services based on department, not physical location.
- F: They provide a method of conserving IP addresses in large networks.
Question 27
Refer to the exhibit. The Bigtime router is unable to authenticate to the Littletime router. What is the cause of the problem?
- A: The usernames are incorrectly configured on the two routers.
- B: The passwords do not match on the two routers.
- C: CHAP authentication cannot be used on a serial interface.
- D: The routers cannot be connected from interface S0/0 to interface S0/0.
- E: With CHAP authentication, one router must authenticate to another router. The routers cannot be configured to authenticate to each other.
Question 28
Which command can you enter to determine whether serial interface 0/2/0 has been configured using HDLC encapsulation?
- A: router#show platform
- B: router#show interfaces Serial 0/2/0
- C: router#show ip interface s0/2/0
- D: router#show ip interface brief
Question 29
Refer to the exhibit. A technician has installed SwithchB and needs to configure it for remote access from the management workstation connected SwitchA. Which set of commands is required to accomplish this task?
A.
B.
C.
D.
Question 30
Which two statements about IPv4 multicast traffic are true? (Choose two.)
- A: It burdens the source host without affecting remote hosts.
- B: It uses a minimum amount of network bandwidth.
- C: It is bandwidth-intensive.
- D: It simultaneously delivers multiple streams of data.
- E: It is the most efficient way to deliver data to multiple receivers.
Question 31
If you are configuring syslog messages specifying `logging trap warning', which log messages will the router send?
- A: 0-4
- B: 0-5
- C: 0-6
- D: 0-2
- E: 0-1 A
Question 32
Which interface counter can you use to diagnose a duplex mismatch problem?
- A: no carrier
- B: late collisions
- C: giants
- D: CRC errors
- E: deferred
- F: runts
Question 33
Which function of the IP SLAs ICMP jitter operation can you use to determine whether a VoIP issue is caused by excessive end-to-end time?
- A: packet loss
- B: jitter
- C: successive packet loss
- D: round-trip time latency
Question 34
Which function does the IP SLA ICMP ECHO operation perform to assist with troubleshooting?
- A: packet-loss detection
- B: congestion detection
- C: hop-by-hop response time
- D: one way jitter measurements
Question 35
What is the status of port-channel if LACP is misconfigured?
- A: Forwarding
- B: Enabled
- C: Disabled
- D: errdisabled
Question 36
What 8-bit field exists in IP packet for QoS?
- A: Tos Field
- B: DSCP
- C: IP Precedence
- D: Cos
Question 37
Refer to the exhibit.
Which of these statements correctly describes the state of the switch once the boot process has been completed?
- A: The switch will need a different IOS code in order to support VLANs and STР.
- B: Remote access management of this switch will not be possible without configuration change.
- C: As FastEthernet0/12 will be the last to come up, it will be blocked by STP.
- D: More VLANs will need to be created for this switch.
Question 38
Which spanning-tree protocol rides on top of another spanning-tree protocol?
- A: MSTP
- B: RSTP
- C: PVST+
- D: Mono Spanning Tree A
Question 39
Refer to the exhibit.
Which of these statements correctly describes the state of the switch once the boot process has been completed?
- A: As FastEthernet0/12 will be the last to come up, it will not be blocked by STP.
- B: Remote access management of this switch will not be possible without configuration change.
- C: More VLANs will need to be created for this switch.
- D: The switch will need a different IOS code in order to support VLANs and ST. B
Question 40
Refer to the exhibit.
The network administrator normally establishes a Telnet session with the switch from host A. However, host A is unavailable. The administrator's attempt to telnet to the switch from host fails, but pings to the other two hosts are successful. What is the issue?
- A: The switch interfaces need the appropriate IP addresses assigned.
- B: Host В and the switch need to be in the same subnet.
- C: The switch needs an appropriate default gateway assigned.
- D: The switch interface connected to the router is down.
- E: Host В needs to be assigned an IP address in VLAN 1.
Question 41
Which command can you enter to verify that a 128-bit address is live and responding?
- A: traceroute
- B: telnet
- C: ping
- D: show ipv6
Question 42
What is the correct routing match to reach 172.16.1.5/32?
- A: 172.16.1.0/26
- B: 172.16.1.0/25
- C: 172.16.1.0/24
- D: the default route
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