Exam simulator: Network Troubleshooting

Which of the following describes the loss of signal strength as a signal travels through a particular medium?

PC1 can ping the printer on the Marketing team network but can’t ping the printer on the Sales team network. Assuming you are working on a Windows environment, type the command to get details about the route that packets go through from PC1 to the printer on the Sales team network?

Any device that uses the same frequency range as the wireless network can cause interference. True or False?.

Sort the steps that need to be done to troubleshoot faulty networks according to CompTIA troubleshooting methodology.

Drag and drop the hardware tools into their respective fields.

Assuming you are on a Windows environment, next to each description, type the command to complete each task.

Users complain they can’t reach the site www.examsdigest.com but they can reach other sites. You try to access the site and discover you can’t connect either, but you can ping the site with its IP address. Which of the following is the most possible cause?

Which of the following tools can be used to perform manual DNS lookups on a Linux environment? (Select TWO)

Your co-worker tells you he has a problem accessing his email. What is the first step of the troubleshooting methodology process?

A network technician is tasked with labeling the cables in a wiring closet. Which of the following tools does the technician need to locate the physical ends of the cable?

Assuming you are working on a Windows environment. Type the command to discover your IP information, including DHCP and DNS server addresses.

Assuming you are working on a Windows environment. Type the command-line command to display all connections and listening ports on your device. (Type the command without parameters)

You are receiving calls from different users stating they are getting an error message concerning duplicate IP addresses being detected on their systems, as in the image below.

These users aren’t able to connect to the internet or access any file which resides outside of their network. Which of the following servers should you check first in order to troubleshoot this issue?

You are trying to update your co-worker’s workstation. Unfortunately, the update can’t be finished, and instead, you get the following error message: “Windows Update cannot currently check for updates because the service is not running.” Which of the following actions should you perform next to solve the issue?

Your close friend Peter is facing an issue with his browser. Each time he types www.google.com on Google Chrome, the URL redirects him to www.malware.com. He cannot find out what’s happening, as the rest of the URLs work fine. Which of the following does Peter need to do to fix the issue?

Your co-workers complain about slow network speed whenever they are in the company’s kitchen. Your co-workers use the Wi-Fi in the lobby area without issues. Though the access point (AP) shares the same distance between the kitchen and lobby, the data speed in the former is slower. Which of the following actions should you perform to increase the data speed?

You may receive a message popping up on certain websites when using Microsoft IE that says “The security certificate has expired or is not yet valid“. Which of the following settings needs to be changed on your workstation to fix the error?

The accounting department is complaining they aren’t able to connect to the internet. You connect your laptop to the accounting department’s network and open the command prompt to type the command ipconfig/all. The command provides your IPv4 address which is 192.168.1.10, your subnet mask 255.255.255.0, and your default gateway 192.168.1.1. Next, you run the command ping 145.3.5.87 but you don’t get any successful reply, you just get the message “Request timed out”. Next, you ping the workstation on the same network by typing the command ping 192.168.1.11 and you receive four successful replies. Which of the following is MOST likely the issue in the accounting department?

Users within an office building report network connectivity issues. A network technician troubleshooting the issue asks questions to better understand the situation. Which of the following steps of the CompTIA troubleshooting methodology BEST describes the action the technician takes?

Your manager’s computer was hacked. After many hours of work, you identify all the affected files and successfully remove the malware from his system. What is the NEXT step you should perform after verifying full system functionality?

Which of the following is the FIRST step of the CompTIA troubleshooting methodology process?

A technician is called to troubleshoot a client PC that is not connecting to the network. Upon investigation of the TCP/IP settings, it is discovered that a client receives an IP address of 169.254.2.2. Which of the following is the MOST likely issue?

You are setting up a new wireless network for a new department. After finishing the installation of the wireless access points and the configuration of the DHCP server, you need to test if everything works as expected, so you turn on the laptop and connect to the network. Your laptop is automatically assigned an IP address of 192.168.1.2 from the DHCP server. On the terminal, you type the command ping 192.168.1.1 to check if the default gateway responds, and sure enough, it works. You open Google Chrome and attempt to connect to examsdigest.com, but you cannot connect. Instead, you get an error. Afterward, you attempt to ping the IP address for the ExamsDigest web server (87.2.5.99) and it responded successfully. Which of the following is MOST likely the cause of this issue?

Which of the following is the SECOND step of the CompTIA troubleshooting methodology?

A network technician is connecting to a switch to modify the configuration. The switch interface Fast Ethernet 0/20 is not enabled, which causes connectivity issues. Which of the following commands does the technician need to use to connect to the switch remotely?

Which of the following tools does a technician need to cut a cable with minimal damage to insulation?

Which of the following tools does a technician need to fix a faulty fiber optic connection?

A network administrator is called to troubleshoot a remote Windows PC using telnet. The administrator first needs to examine the TCP/IP settings on this PC. Which of the following commands should he enter on the workstation to check the TCP/IP settings?

Which of the command-line tools produces the following result?

You have been tasked with configuring a static route on a Windows workstation. The destination network has an IP of 192.168.60.0 with a subnet mask 255.255.255.0, and the gateway IP is 192.168.0.1. Type the command to complete the task.

A network technician is connecting to a Cisco switch to configure the interfaces. The technician first needs to examine the current configuration settings before applying the new changes. Which of the following commands does the technician need to type to display the current configuration?

Users within an office building report wireless connectivity is sporadic. A wireless technician troubleshooting the issue notices there are multiple Wireless Access Points in the same room using the same frequency band. Which of the following is causing the issue?

A technician is called to troubleshoot a client PC that is not connecting to the network. Upon investigation, the technician realized that he needs to request a new IP Address from the DHCP server. Which of the following commands does the technician need to type? (Select TWO)

A technician is called to troubleshoot a wireless network. Users complain the signal strength level is unacceptable as they aren’t able to connect to the internet anymore. Which of the following -dBm levels the wireless network interface card MOST likely reports?

Which of the following software tools does a technician use to capture and analyze packets flow through a network?

A network technician is tasked with installing three 802.11n (2.4 GHz) wireless access points in a single room. Which of the following channels does the technician need to select to avoid Wi-Fi interference?

Drag and drop the command-line tools into their respective fields.

A network engineer is tasked with troubleshooting a web server reachability issue. The engineer first needs to review the A records of the server. Which of the following command-line tools should the technician use to find the A records?

A network administrator is tasked with identifying what causes unusual application network loads within an organization. Which of the following tools does the administrator need to use to pinpoint the issue?