Quiz 6B: Troubleshoot IP Networks

What is the first step suggested in the CompTIA Network+ troubleshooting model?

• Check for IP configuration issues

• Rule out physical hardware failure and Data Link layer issues

• Diagnose Network layer or service issues

• Perform connectivity tests using ping

What is the purpose of Uninterruptible Power Supplies (UPSs) in network environments?

• To regulate network traffic

• To prevent data loss during power failures

• To enhance network security

• To improve network performance

Which tool is recommended to test for specific cabling faults and bad ports?

• ipconfig

• ping

• cable and loopback testers

• arp

What is a common consequence of power anomalies such as surges and spikes in network environments?

• Increased network speed

• Improved network stability

• Damage to network devices

• Reduced network latency

What is the suggested action if a network adapter's driver is suspected to be faulty in Windows?

• Replace the network adapter

• Reinstall the network protocol stack

• Use arp to verify MAC addresses

• Use Device Manager to replace the driver

Which layer of the OSI model is primarily associated with switches?

• 1

• 2

• 6

• 7

Answer explanation

talk to your instructor if you answered 6 or 7

What should be checked if the LED status indicators on a network switch indicate a problem?

• The host configuration

• The IP configuration

• The physical connections and hardware components

• The protocol settings

What should be checked if collisions are being generated on a network interface?

• The network adapter's driver

• The switch's command line utility

• The network interface's duplex settings

• The network topology

What is the purpose of ICMP in network troubleshooting?

• To send and receive emails

• To report errors and send messages about packet delivery

• To encrypt network traffic

• To manage network devices

What does a "destination host unreachable" message commonly indicate in ping results?

• A successful connection

• A DNS resolution problem

• A routing configuration error

• A network interface failure