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2016 Jun JK0-019 Study Guide Questions:

Q11. Sandy, a network technician, is attempting to map a FQDN to an internal server at the address of 10.0.0.15 without NAT/PAT. Which of the following is the reason this will ultimately not work? 

A. This is a private address which cannot be seen by external users. 

B. The address does not have the appropriate subnet mask assigned. 

C. This is a public address which can only be seen by internal users. 

D. This is a private address which can only be seen by external users. 

Answer: A 


Q12. When configured. MPLS can increase routing redundancy by providing which of the following network topology types? 

A. Bus 

B. Mesh 

C. Multipath 

D. Ring 

Answer: B 


Q13. Karen, an administrator, wants to verify which protocols are in use on the network. Which of the following tools should she use? 

A. Intrusion detection software 

B. PoE 

C. Packet sniffer 

D. Intrusion prevention software 

Answer: C 


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Q14. Which of the following colors represents the outer leads on a connector head of a 568B patch cable? (Select TWO). 

A. Blue, brown/white 

B. Green/white, blue 

C. Orange/white, orange 

D. Blue, blue/white 

E. Brown/white, brown 

Answer: CE 


Q15. After a baseline check was completed it was noted that the network was working far below the level of the last baseline. Which of the following should Joe, the technician, do NEXT to determine where the network problems are occurring? 

A. Upgrade the firmware on all routers and switches 

B. Reboot the entire network one device at a time 

C. Conduct a network traffic analysis 

D. Rerun the baseline to ensure the results were correct 

Answer: C 


Q16. A company is about to install a second network connect on with a new ISP. Which of the following routing protocols is the BEST choice? 

A. IS-IS 

B. BGP 

C. OSPF 

D. RIP 

Answer: B 


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Q17. A server keeps rebooting at various times throughout the day. Which of the following tools would BEST help to diagnose this issue? 

A. Multimeter 

B. Temperature monitor 

C. Cable tester 

D. Toner probe 

Answer: B 


Q18. An administrator suspects that an incorrect POTS line is carrying the DSL signal. Which of the following will help diagnose this issue? 

A. Multimeter 

B. Toner probe 

C. Protocol analyzer 

D. Butt set 

Answer: D 


Q19. Which of the following is required if ports from VLANs on two separate switches need to broadcast to each other? 

A. Port mirroring 

B. VPN 

C. Trunking 

D. Port authentication 

Answer: C 


Q20. Sandy, a technician, is asked to install a wireless router in a company’s public cafe area. The company wants the public to be able to connect to the wireless network with minimal security, but not be able to connect to the private internal network. Which of the following firewall rules would BEST accomplish this? 

A. Content filtering on the wireless access point 

B. Allow traffic from the wireless access point 

C. Block traffic from the wireless access point 

D. Packet filtering on the wireless access point 

Answer: C 



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