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1. Only one workstation on a particular network cannot reach the Internet. What is the first troubleshooting step if the divide-and-conquer method is being used?
* Check the workstation TCP/IP configuration.

2. Which ipconfig command requests IP configuration from a DHCP server?

* ipconfig /renew

3. What should a network administrator do first after receiving a call from a user who cannot access the company web server?
* Ask the user what URL has been typed and what error message displays.

4. What command is used to determine the location of delay for a packet traversing the Internet?
* tracert

5. What command is used to determine if a DNS server is providing name resolution?
* nslookup

6. A customer called the cable company to report that the Internet connection is unstable. After trying several configuration changes, the technician decided to send the customer a new cable modem to try. What troubleshooting technique does this represent?
* substitution

7. Which troubleshooting method begins by examining cable connections and wiring issues?
* bottom-up

8. Refer to the graphic. What configuration is incorrect in the network shown?
* The wired connection is the wrong type of cable.

9. A technician suspects that a Linksys integrated router is the source of a network problem. While troubleshooting, the technician notices a blinking green activity LED on some of the ports. What does this indicate?
* The ports are operational and are receiving traffic.

10. Identify two physical-layer network problems. (Choose two.)
* hardware failure
* loose cable connections

11. A PC is plugged into a switch and is unable to connect to the network. The UTP cable is suspected. What could be the problem?
* A crossover cable is being used.

12. Which three settings must match on the client and access point for a wireless connection to occur? (Choose three.)
* encryption key
* SSID
* authentication

13. A technician is troubleshooting a security breach on a new wireless access point. Which three configuration settings make it easy for hackers to gain access? (Choose three.)
* broadcasting the SSID
* using the default internal IP address
* using open authentication

14. Refer to the graphic. The wireless host cannot access the Internet, but the wired host can. What is the problem?
* The host WEP key is incorrect.

15. Which two troubleshooting techniques are suitable for both home networks and large corporate networks? (Choose two.)
* documenting the troubleshooting process
* keeping a record of system upgrades and software versions

16. Network baselines should be performed in which two situations? (Choose two.)
* after the network is installed and running optimally
* after major changes are implemented on the network

17. Refer to the graphic. What configuration is incorrect in the network shown?
* The host IP address is incorrect.

18. When acting as a DHCP server, what three types of information can an ISR provide to a client? (Choose three.)
* default gateway
* dynamic IP address
* DNS server address

19. A technician is unsuccessful in establishing a console session between a PC and a Linksys integrated router. Both devices have power, and a cable is connected between them. Which two troubleshooting steps could help to diagnose this problem? (Choose two.)
* Ensure the correct cable is used.
* Ensure the link status LED on the integrated router is lit.

20. How does remote-access software help in the troubleshooting process?
* Diagnostics can be run without a technician being present at the site.

21. Typically, help desk personnel assist end users in which two tasks? (Choose two.)
* identifying when the problem occurred
* implementing the solution to the problem

22. What two items could be checked to verify connectivity between the router and the ISP? (Choose two.)
* router status page
* connectivity status as indicated by LEDs

23. Which two items should be added to the documentation following a troubleshooting event? (Choose two.)
* final resolution
* results of successful and unsuccessful troubleshooting steps