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Q1. A user connects to a wireless network at the office and is able to access unfamiliar SMB shares and printers. Which of the following has happened to the user?
A. The user is connected using the wrong channel.
B. The user is connected to the wrong SSID.
C. The user is experiencing an EMI issue.
D. The user is connected to the wrong RADIUS server.
Answer: B
Q2. An F-connector is used on which of the following types of cabling?
A. CAT3
B. Single mode fiber
C. CAT5
D. RG6
Answer: D
Q3. An administrator only has telnet access to a remote workstation. Which of the following utilities will identify if the workstation uses DHCP?
A. tracert
B. ping
C. dig
D. ipconfig
E. netstat
Answer: D
Q4. When two or more links need to pass traffic as if they were one physical link, which of the following would be used to satisfy the requirement?
A. Port mirroring
B. 802.1w
C. LACP
D. VTP
Answer: C
Q5. While troubleshooting a network outage, a technician finds a 100-meter fiber cable with a small service loop and suspects it might be the cause of the outage. Which of the following is MOST likely the issue?
A. Maximum cable length exceeded
B. Dirty connectors
C. RF interference caused by impedance mismatch
D. Bend radius exceeded
Answer: D
Q6. A network technician is assisting the company with developing a new business continuity plan. Which of the following would be an appropriate suggestion to add to the plan?
A. Build redundant links between core devices
B. Physically secure all network equipment
C. Maintain up-to-date configuration backups
D. Perform reoccurring vulnerability scans
Answer: A
Q7. Which of the following would be the result of a user physically unplugging a VoIP phone and connecting it into another interface with switch port security enabled as the default setting?
A. The VoIP phone would request a new phone number from the unified communications server.
B. The VoIP phone would cause the switch interface, that the user plugged into, to shutdown.
C. The VoIP phone would be able to receive incoming calls but will not be able to make outgoing calls.
D. The VoIP phone would request a different configuration from the unified communications server.
Answer: B
Q8. A network technician has detected duplicate IP addresses on the network. After testing the behavior of rogue DHCP servers, the technician believes that the issue is related to an unauthorized home router. Which of the following should the technician do NEXT in the troubleshooting methodology?
A. Document the findings and action taken.
B. Establish a plan to locate the rogue DHCP server.
C. Remove the rogue DHCP server from the network.
D. Identify the root cause of the problem.
Answer: B
Q9. A service provider is unable to maintain connectivity to several remote sites at predetermined speeds. The service provider could be in violation of the:
A. MLA.
B. SLA.
C. SOW.
D. MOU.
Answer: B
Q10. A technician is troubleshooting a wired device on the network. The technician notices that the link light on the NIC does not illuminate. After testing the device on a different RJ-45 port, the device connects successfully. Which of the following is causing this issue?
A. EMI
B. RFI
C. Cross-talk
D. Bad wiring
Answer: D
Q11. A technician has verified that a recent loss of network connectivity to multiple workstations is due to a bad CAT5 cable in the server room wall. Which of the following tools can be used to locate its physical location within the wall?
A. Cable certifier
B. Multimeter
C. Cable tester
D. Toner probe
Answer: D
Q12. A company wants to create highly available datacenters. Which of the following will allow the company to continue to maintain an Internet presence at all sites in the event that a WAN circuit at one site goes down?
A. Load balancer
B. VRRP
C. OSPF
D. BGP
Answer: D
Q13. Which of the following describes a smurf attack?
A. Attack on a target using spoofed ICMP packets to flood it
B. Intercepting traffic intended for a target and redirecting it to another
C. Spoofed VLAN tags used to bypass authentication
D. Forging tags to bypass QoS policies in order to steal bandwidth
Answer: A
Q14. Joe, a network technician, is setting up a DHCP server on a LAN segment. Which of the following options should Joe configure in the DHCP scope, in order to allow hosts on that LAN segment using dynamic IP addresses, to be able to access the Internet and internal company servers? (Select THREE).
A. Default gateway
B. Subnet mask
C. Reservations
D. TFTP server
E. Lease expiration time of 1 day
F. DNS servers
G. Bootp
Answer: ABF
Q15. The management team wants to set up a wireless network in their office but all of their phones operate at the 2.4 GHz frequency. They need a wireless network that would be able to operate at a higher frequency than their phones. Which of following standards should be used?
A. 802.11a
B. 802.11b
C. 802.11g
D. 802.1x
Answer: A