Troubleshooting Tools and Techniques for Computer Network Fundamentals

Question 1

Which tool is specifically designed to trace the route taken by data packets through a network?

Accepted Answer

Traceroute

Answer

Ping

Answer

Wireshark

Question 2

What is the functionality of Wireshark's "Follow TCP Stream" feature?

Accepted Answer

Displays the flow of TCP packets in a stream

Answer

Filters packets based on IP addresses

Answer

Analyzes packet headers

Answer

Measures network bandwidth

Question 3

Which ping command option is used to set the size of ICMP packets?

Accepted Answer

-s

Answer

-n

Answer

-w

Answer

-c

Question 4

What is the primary purpose of using traceroute?

Accepted Answer

To determine the path taken by packets

Answer

To measure network bandwidth

Answer

To analyze packet contents

Answer

To resolve domain names

Question 5

What is the effect of the "-v" option when used with Wireshark?

Accepted Answer

Enables verbose output, displaying detailed packet information

Answer

Sets the capture filter

Answer

Specifies the network interface to capture traffic from

Answer

Sets the packet capture size

Question 6

Which TCP packet type is used to initiate a connection?

Accepted Answer

SYN

Answer

ACK

Answer

FIN

Answer

RST

Question 7

How does Wireshark aid in troubleshooting network issues by capturing and analyzing network traffic?

Accepted Answer

Wireshark captures and analyzes network traffic in real-time, allowing for immediate identification of issues.

Answer

Wireshark detects errors in network traffic and suggests solutions.

Answer

Wireshark creates reports summarizing network traffic patterns and potential vulnerabilities.

Answer

Wireshark simulates network traffic to test configurations and identify potential problems.

Question 8

Which utility is used to test connectivity and measure latency?

Accepted Answer

Ping

Answer

Traceroute

Answer

Wireshark

Answer

PowerPoint

Question 9

What is the main purpose of the traceroute utility?

Accepted Answer

Trace the path of packets through a network

Answer

Capture and analyze network traffic

Answer

Test connectivity and measure latency

Answer

Monitor network performance over time

Question 10

Which command is used to execute a traceroute on a Windows system?

Accepted Answer

tracert

Answer

traceroute

Answer

ping -t

Answer

nslookup

Question 11

What is the primary function of the 'Follow TCP stream' feature in Wireshark?

Accepted Answer

Displays all packets associated with a specific TCP connection

Answer

Filters network traffic based on IP address

Answer

Creates a graphical representation of the network topology

Answer

Encrypts network traffic for secure analysis

Question 12

Which layer of the OSI model does Wireshark primarily operate on?

Accepted Answer

Network

Answer

Physical

Answer

Data Link

Answer

Transport

Question 13

Which of the following is a common symptom of DNS issues?

Accepted Answer

Inability to resolve domain names

Answer

Slow network performance

Answer

Frequent network outages

Answer

High CPU usage on DNS servers

Question 14

What is the purpose of a loopback address?

Accepted Answer

Test network connectivity without involving external devices

Answer

Assign multiple IP addresses to a single network interface

Answer

Create a virtual network for testing purposes

Answer

Redirect network traffic to a specific device

Question 15

Which of the following is a best practice for troubleshooting network issues?

Accepted Answer

Start with the simplest possible solution and gradually work towards more complex ones.

Answer

Ignore error messages and focus on resolving symptoms.

Answer

Try multiple solutions simultaneously to save time.

Answer

Blame the user before considering any technical issues.

Question 16

What is the main benefit of using a network topology diagram for troubleshooting?

Accepted Answer

Provides a visual representation of the network layout, aiding in identifying potential issues.

Answer

Automates the process of diagnosing and resolving network problems.

Answer

Increases the complexity of network troubleshooting.

Answer

Requires specialized software and training to use effectively.

Question 17

Which tool is primarily used to test network connectivity by sending ICMP echo request packets?

Accepted Answer

Ping

Answer

Traceroute

Answer

Wireshark

Answer

Netstat

Question 18

What is the main purpose of using the traceroute command in network troubleshooting?

Accepted Answer

To trace the path taken by packets across a network and identify any potential bottlenecks or issues

Answer

To diagnose network latency and identify the source of delays

Answer

To capture and analyze network traffic for detailed examination

Answer

To modify network settings and configurations

Question 19

Which of the following statements accurately describes a limitation of using Wireshark for network troubleshooting?

Accepted Answer

Interpreting the captured data in Wireshark can be complex and time-consuming

Answer

Wireshark can only capture traffic on the local network segment

Answer

Wireshark requires specialized hardware and software to run effectively

Answer

Wireshark is not suitable for troubleshooting network latency issues

Question 20

What is the primary goal of network troubleshooting?

Accepted Answer

To identify, diagnose, and resolve network issues and restore network functionality

Answer

To optimize network performance and enhance efficiency

Answer

To monitor network traffic and identify potential security threats

Answer

To implement new network technologies and configurations

Question 21

Which command is commonly used to display network statistics, such as active connections, port usage, and routing tables?

Accepted Answer

Netstat

Answer

Ping

Answer

Traceroute

Answer

Wireshark

Question 22

Which tools can be effectively used to identify the source of network latency and pinpoint the cause of delays?

Accepted Answer

Both Traceroute and Wireshark

Answer

Ping

Answer

Traceroute

Answer

Wireshark