CompTIA Network plus Certification Study Guide

Glen Clarke

Chapter 13 Troubleshooting the Network - all with Video Answers

Educators

Chapter Questions

Problem 1

A few computers on the engineering segment are having problems reaching the AutoCAD design segment on the network, but they can access all other segments. What is your initial diagnosis of the problem?
A. It's a default gateway issue.
B. It's a routing issue.
C. The computers are having cable problems.
D. A hub is locked up.

Check back soon!

Problem 2

All users on a coaxial bus topology network have suddenly complained that the network is not functioning and they can no longer access resources on the local or remote networks. What is your initial diagnosis of the problem?
A. It's a routing issue.
B. It's a default gateway issue.
C. The network is no longer terminated.
D. A hub is locked up.

Check back soon!

Problem 3

You think you are having problems with the UNIX server in another region. Two users have already complained this morning. What would be the next logical step in your troubleshooting methodology?
A. Check the router.
B. Check the hub.
C. Ping the UNIX server by name.
D. Ping the UNIX server by IP address.

Check back soon!

Problem 4

You have a workstation that you moved from one cubicle to another. Nothing on the workstation was changed, but the computer refuses to connect to the network. Which of the following is a likely cause?
A. The network drop has not been activated in the wiring closet.
B. The cable was damaged in the move.
C. The TCP/IP configuration is incorrect.
D. The network adapter was damaged in the move.

Check back soon!

Problem 5

You are experiencing problems on a coax bus network. How can you quickly determine where the problem is occurring?
A. Divide the network in half, terminate it, and find which side is still not functioning. That is the affected area. Continue this process until the break is found.
B. Use a network packet sniffer to determine where the packets eventually stop responding. This will tell you which computer is the closest to the break.
C. Use a fox-and-hound process to determine the location of the break in the network backbone.
D. Use Network Monitor to determine what is causing the broadcast storm. One computer's faulty network card is the likely culprit and must be found.

Check back soon!

02:49

Problem 6

Steve, a user on your network, just got back from a two-week vacation. He calls you the first thing Monday morning. Which of the following is most likely the reason for Steve's call?
A. He forgot his password.
B. His account has been disabled.
C. His password has expired.
D. A coworker changed Steve's password while he was on vacation.

Asma Venkitta

Numerade Educator

Problem 7

You came to work on Monday morning only to notice that you are having network problems. Your domain controller, which also functions as a database server, appears to be having problems. How can you further investigate the situation?
A. Check the error $\log$.
B. Ping the server to see if it responds.
C. Run diagnostics on the server.
D. Restart the computer and then begin troubleshooting.

Check back soon!

Problem 8

You have made system configuration changes to one of your servers. How can you tell if the changes have made a difference?
A. Watch the server closely for a few hours, especially during peak usage.
B. Run Network Monitor to perform an assessment of the current system activity and compare that with your previous baseline, taken before the configuration change took place.
C. Run Performance Monitor to perform an assessment of the current system activity and compare that with your previous baseline, taken before the configuration change took place.
D. Check the Event Viewer for errors, warnings, or any indicators that system degradation has occurred.

Check back soon!

Problem 9

Which of the following is the most reliable indicator that a network server could be overloaded?
A. The activity light on the network card is constantly lit.
B. Performance Monitor shows network requests are backing up in the queue.
C. Network Monitor shows too many packets are leaving this server.
D. The computer is very slow to respond when you $\log$ on.

Check back soon!

Problem 10

Which of the following is not a good recommendation when it comes to performing a baseline of your network?
A. Monitor traffic at different times of the day.
B. Configure the snapshots to take place at midnight each night.
C. Monitor traffic for days, even weeks.
D. Take as many traffic snapshots as possible.

Check back soon!

Problem 11

You feel you are having driver incompatibility problems with your network adapter. What is the best resource for finding another network adapter driver?
A. TechNet
B. Resource kit
C. Vendor web site
D. Documentation CD

Check back soon!

Problem 12

ou are instructed to migrate the DHCP service from a Windows NT 4.0 server to a Windows 2000 server. What is the best resource to begin preparing for the migration?
A. A Windows magazine
B. Telephone tech support
C. Vendor CDs
D. Resource kits

Check back soon!

Problem 13

. You are experiencing lockup problems with a new version of the virus-scanning utility that you just implemented. Which of the following is probably not needed when you open a technical support incident?
A. The version of affected software or hardware
B. The number of users on the network
C. Troubleshooting steps taken so far and their results
D. Current operating system

Check back soon!

Problem 14

You have a user receiving the error message, "A domain controller cannot be found." Assuming that no one else has called you with this error, which of the following is not likely to be the problem?
A. The TCP/IP configuration is not correct on the computer.
B. The domain controller could be down.
C. The network card is not functioning correctly.
D. A cable might be faulty or not plugged in.

Check back soon!

Problem 15

Which of the following is not likely to be an abnormal condition on a network?
A. It takes a long time to print a large document that contains images.
B. It takes longer to become authenticated.
C. Users are having problems connecting to the SQL database.
D. You continually lose connection to the mainframe.

Check back soon!

Problem 16

Which of the following will you not need prior to installing DNS?
A. The DHCP address scope
B. Your domain name
C. The hostnames of each server
D. The IP address of each server for which you want to provide name resolution

Check back soon!

01:05

Problem 17

. Which of the following is not true regarding WINS?
A. It resolves NetBIOS names to IP addresses.
B. You must replicate with all other WINS servers.
C. You must manually enter the address mappings.
D. WINS dynamically updates the WINS database.

James Kiss

Numerade Educator

Problem 18

. You can't seem to surf the Internet or connect to the servers in a remote office location, but you can communicate with systems on your local LAN. What would you do to verify what the problem is?
A. Run ipconfig.
B. Ping the router.
C. Ping a local server.
D. Ping a local workstation.

Check back soon!

Problem 19

During any network troubleshooting call, which should you check first?
A. The printer
B. IP address
C. Cabling and connections
D. User

Check back soon!

Problem 20

How can you eliminate complicated cable problems in your troubleshooting process?
A. Visually inspect the cables.
B. Use a "fox and hound" to find cables in a tangled mess.
C. Examine cables with a TDR to find any problems.
D. Swap suspect cables with known good cables.

Check back soon!

01:02

Problem 21

. What is the best tool to determine where a break has occurred in a cable?
A. A tone generator
B. A spectrum division analyzer
C. A time domain reflectometer
D. A fox and hound

Sanchit Jain

Numerade Educator