Troubleshooting Linux Networks Session Quiz

Why is network troubleshooting particularly important in Linux environments?

• Linux environments never experience network issues

• Linux environments are only used for gaming

• Many servers and critical systems run on Linux, requiring reliable network connectivity

• Linux environments do not support network connections

Tags

NGSS.MS-ETS1-4

A company is experiencing frequent connection drops and DNS problems on their Linux servers. As a network administrator, what strategic steps would you take to identify and resolve these issues?

• Ignore the issues and hope they resolve themselves

• Systematically check server logs, test network connectivity, and analyze DNS configurations to find the root cause

• Reboot the servers without any investigation

• Replace all network cables without checking the actual problem

Which of the following is the first step in a basic troubleshooting strategy?

• Test with tools

• Fix, test again, and document

• Identify the problem (symptoms)

• Isolate the issue (hardware, software, network)

When isolating an issue during troubleshooting, which of the following areas should you consider?

• Only software

• Only hardware

• Hardware, software, and network

• Only network

Why is it important to test with tools during the troubleshooting process?

• To skip unnecessary steps

• To confirm the issue and gather evidence for the problem

• To avoid documenting the process

• To immediately fix the problem without analysis

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

After fixing an issue, what should you do next according to the basic troubleshooting strategy?

• Ignore the problem

• Test again and document the solution

• Move on to another task without testing

• Only document if the problem returns

Which layer of the OSI model is responsible for cables and interfaces?

• Layer 1: Physical

• Layer 2: Data Link

• Layer 3: Network

• Layer 4: Transport

Which OSI layer is responsible for IP and routing?

• Layer 2: Data Link

• Layer 3: Network

• Layer 4: Transport

• Layer 7: Application

Which command can be used to check the status of a network interface in Linux?

• ip a

• ping

• traceroute

• netstat

Which command would you use to display the capabilities of a network interface?

• ethtool eth0

• iftop eth0

• netstat eth0

• route eth0