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Scenario-based practice

Troubleshooting Scenario Questions

Practise CompTIA Tech+ (FC0-U71) practice questions — original exam-style scenarios covering every exam domain, with detailed explanations, wrong-answer analysis, and common exam traps.

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15
scenario questions
FC0-U71
exam code
CompTIA
vendor

Scenario guide

How to approach troubleshooting scenario questions

These questions describe a network symptom and ask you to identify the root cause or the correct fix. They appear across all certification exams and reward systematic thinking over memorisation. The best candidates follow a consistent troubleshooting framework even under time pressure.

Quick answer

Troubleshooting Scenario Questions questions test whether you can apply the concept in context, not just recognise a definition.

How the topic appears in realistic exam-style scenarios.

Which detail in the question changes the correct answer.

How to eliminate plausible but wrong options.

How to connect the question back to the wider exam objective.

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FC0-U71 troubleshooting practice questions

Targeted FC0-U71 practice covering FC0-U71 troubleshooting.

Practice set

Practice scenarios

Question 1mediummultiple choice
Full question →

Refer to the exhibit. A technician is troubleshooting a connectivity issue. The user can access local resources but cannot reach the internet. Based on the output, what is the most likely cause?

Exhibit

C:\Users\Tech> ipconfig
Windows IP Configuration

Ethernet adapter Local Area Connection:
   Connection-specific DNS Suffix  . : 
   IPv4 Address. . . . . . . . . . . : 192.168.1.101
   Subnet Mask . . . . . . . . . . . : 255.255.255.0
   Default Gateway . . . . . . . . . : 192.168.1.1
Question 2mediummultiple choice
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A user reports that their printer is not working. The printer is connected via USB to a workstation, and other users can print to the same printer over the network. Which of the following should the technician check FIRST?

Question 3mediummulti select
Review the full routing breakdown →

A user is troubleshooting a slow internet connection and has verified that the modem is working. The user suspects that the router is causing the issue. Which TWO of the following functions are typically performed by a home router? (Select TWO.)

Question 4easymultiple choice
Full question →

Refer to the exhibit. A user can ping 192.168.1.1 but cannot ping 8.8.8.8. What is most likely the issue?

Exhibit

Refer to the exhibit.

ipconfig output:
Ethernet adapter Local Area Connection:
   Connection-specific DNS Suffix  . : example.com
   IPv4 Address. . . . . . . . . . . : 192.168.1.100
   Subnet Mask . . . . . . . . . . . : 255.255.255.0
   Default Gateway . . . . . . . . . : 192.168.1.1
Question 5hardmultiple choice
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A technician is troubleshooting a computer that fails to boot. The technician suspects corrupted firmware. Which component stores the firmware that initializes hardware during boot?

Question 6mediummultiple choice
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A technician is troubleshooting a computer that fails to boot. The technician checks the system's low-level software stored on a chip on the motherboard. Which type of software is being inspected?

Question 7hardmultiple choice
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A technician is troubleshooting a computer that does not start. They suspect the BIOS may be corrupted. Which type of software is the BIOS?

Question 8hardmultiple choice
Full question →

A technician is troubleshooting a computer that fails to boot. Which of the following types of firmware is responsible for initializing hardware and loading the operating system?

Question 9hardmultiple choice
Read the full wireless explanation →

A technician is troubleshooting a network connectivity issue on a laptop. The laptop connects to the company's wireless network but cannot access the internet. The technician checks the IP configuration and sees an IP address of 169.254.1.5. What is the most likely cause?

Question 10easymultiple choice
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A user is unable to insert a new record into a database table because a required field is missing. Which database concept enforces that a field must have a value?

Question 11easymultiple choice
Full question →

A user is unable to open a .docx file. The user has the correct application installed. Which of the following is the MOST likely cause?

Question 12mediummultiple choice
Full question →

A technician is troubleshooting a user's inability to access the internet. The user can ping the default gateway but cannot ping external websites. What is the most likely issue?

Question 13mediummultiple choice
Full question →

A technician is troubleshooting a computer that won't boot. The system emits a series of beeps. What is the best resource to interpret the beep codes?

Question 14easymultiple choice
Read the full DHCP explanation →

A small office has five computers connected to a switch, which is connected to a router that provides internet access. The office uses a single printer connected to one computer and shared over the network. The router has built-in DHCP and assigns IP addresses in the 192.168.0.0/24 range. Recently, the office manager added a wireless access point (WAP) to allow guests to access the internet. The WAP is connected to the switch and configured with its own DHCP server handing out addresses in the 192.168.1.0/24 range. The manager notices that some office computers are unable to access the shared printer, while others can. The computers that cannot access the printer have IP addresses in the 192.168.1.0/24 range. The printer's IP address is 192.168.0.50. What is the most likely cause of the issue?

Question 15hardmultiple choice
Full question →

Refer to the exhibit. A user is unable to access the internet but can ping the default gateway. Based on the exhibit, what is the most likely cause?

Exhibit

IP Address: 192.168.1.10
Subnet Mask: 255.255.255.0
Default Gateway: 192.168.1.1
DNS Server: 8.8.8.8

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