CCNA2 QUIZ

1. Click and drag the network functions on the left to the correct layer that they belong to on the right
Answer:
(Transport layer)

Packages data in segments on transmission

Uses UDP for realtime data streaming

Adds port numbers



(Network layer)

Routes packets between networks

Adds IP addresses to data packets

Encapsulates data in packets for transmission

2. Using a systematic troubleshooting approach, a help desk technician suspects a problem at layer 3 of the OSI model. Which two questions could be asked to isolate the problem to layer 3? (Choose two)

Answer:

Can you ping your default gateway?

Is your PC configured for DHCP?

3. Click and drag the question on the left to the correct order on the right if a help desk technician is using a bottom-up approach to troubleshooting

Answer:

Question 1: is your network cable securely connected?

Question 2: do you see a link light on your network card?

Question 3: what is the subnet mask on the Local Area Network 2?

Question 4: is your Windows firewall blocking port 25?

Question 5: what the mail server is listed in the outgoing server setting?

4. A customer call has been escalated to an on-site technician because the level 1 and 2 technicians could not determine the problem. Which three tasks would be performed by the on-site technician? (Choose three)

Answer:

Replace faulty cables or connections

Correct PC network settings and run any necessary utilities

Swap out suspected faulty hardware with known good hardware

5. Which two actions should be taken after a customer problem is resolved by the ISP help desk? (Choose two)

Answer:

Document the solution in the trouble ticket or work order

Copy the solution into a knowledge-base document for future reference

6. Which two scenarios are common causes of physical network connectivity problems? (Choose two)

Answer:

Ethernet cable plugged into wrong port

Faulty Ethernet cable

7. Click and drag the network component or function on the left to its associated layer on the right!

Answer:

(Physical)

Twisted-pair cable

Repeater

(Data link)

Switching

MAC address

(Network)

Routing

IP address

8. What two tasks should an on-site technician perform before beginning any troubleshooting or repair at the customer site? (Choose two)

Answer:

Review the trouble ticket with the customer to verify the information is correct

Provide identification, including name and place of employment

9. Drag the technical skill on the left to the help desk activity on the right!

Answer:

Use analytical tools to provide a problem resolution…. Diagnosing a problem correctly

Speak in a calm, reassuring manner…. Adapting to customer temperament

Answer a call in a friendly, professional manner…. Providing a courteous greeting

Make notes regarding the resolution of a help desk case…. Logging the call

Get all relevant information from the customer…. Listening to customer

10. An ISP customer calls to report that the web server-s1.cisco.com is not reachable through the web browser. The technician uses the command line utilities to verify the problem and to begin the troubleshooting process. Based on the results shown on the graphic, what two things can be determined about the problem? (Choose two)

Answer:

The web server at 192.168.0.10 is reachable from the source host

DNS cannot resolve the IP address for the server web-s1.cisco.com