CompTIA Network+ Question C-70

A network technician discovers an issue with spanning tree on the core switch. Which of the following troubleshooting steps should the network technician perform NEXT to resolve the issue?

A. Test a theory to determine the cause
B. Escalate to a senior technician
C. Identify the symptoms
D. Establish a theory of probable cause
E. Establish a plan of action

Correct Answer: D

CompTIA Network+ Question C-42

A user calls the help desk and states that he was working on a spreadsheet and was unable to print it. However, his colleagues are able to print their documents to the same shared printer. Which of the following should be the FIRST question the helpdesk asks?

A. Does the printer have toner?
B. Are there any errors on the printer display?
C. Is the user able to access any network resources?
D. Is the printer powered up?

Correct Answer: C

Explanation:
The user has already provided you with the information relevant to the first step in the 7-step troubleshooting process. The next step is to “Question the obvious.” The user has stated: “…his colleagues are able to print their documents to the same shared printer.” The obvious question in this instance is whether the user can access any network resources.
1. Identify the problem. Information gathering. Identify symptoms. Question users.
Determine if anything has changed.
2. Establish a theory of probable cause. Question the obvious.
3. Test the theory to determine cause:
When the theory is confirmed, determine the next steps to resolve the problem. If theory is not confirmed, re-establish a new theory or escalate.
4. Establish a plan of action to resolve the problem and identify potential effects.
5. Implement the solution or escalate as necessary.
6. Verify full system functionality and if applicable implement preventive measures.
7. Document findings, actions, and outcomes.

CompTIA Network+ Question B-99

A network technician has detected duplicate IP addresses on the network. After testing the behavior of rogue DHCP servers, the technician believes that the issue is related to an unauthorized home router. Which of the following should the technician do NEXT in the troubleshooting methodology?

A. Document the findings and action taken.
B. Establish a plan to locate the rogue DHCP server.
C. Remove the rogue DHCP server from the network.
D. Identify the root cause of the problem.

Correct Answer: B

Explanation:
By testing the behavior of rogue DHCP servers and determining that the issue is related to an unauthorized home router, the technician has completed the third step in the 7-step troubleshooting process. The next step is to establish a plan of action to resolve the problem and identify potential effects. Establishing a plan to locate the rogue DHCP server meets the requirements of this step.
1. Identify the problem. Information gathering. Identify symptoms. Question users.
Determine if anything has changed.
2. Establish a theory of probable cause. Question the obvious.
3. Test the theory to determine cause:
When the theory is confirmed, determine the next steps to resolve the problem. If theory is not confirmed, re-establish a new theory or escalate.
4. Establish a plan of action to resolve the problem and identify potential effects.
5. Implement the solution or escalate as necessary.
6. Verify full system functionality and if applicable implement preventive measures.
7. Document findings, actions, and outcomes.

CompTIA Network+ Question B-76

A network technician is using a network monitoring system and notices that every device on a particular segment has lost connectivity. Which of the following should the network technician do NEXT?

A. Establish a theory of probable cause.
B. Document actions and findings.
C. Determine next steps to solve the problem.
D. Determine if anything has changed.

Correct Answer: D

Explanation:
The technician has already identified the symptom: Loss of connectivity on a specific network segment. The next step in identifying the problem is to “Determine if anything has changed”.
Common troubleshooting steps and procedures:
1. Identify the problem. Information gathering. Identify symptoms. Question users.
Determine if anything has changed.
2. Establish a theory of probable cause. Question the obvious.
3. Test the theory to determine cause:
When the theory is confirmed, determine the next steps to resolve the problem. If theory is not confirmed, re-establish a new theory or escalate.
4. Establish a plan of action to resolve the problem and identify potential effects.
5. Implement the solution or escalate as necessary.
6. Verify full system functionality and if applicable implement preventive measures.
7. Document findings, actions, and outcomes.

CompTIA A+ 220-902 Question J-72

A technician has a clients laptop that is randomly shutting down. Which of the following is the FIRST step of the troubleshooting theory that the technician will perform to resolve the laptops issue?

A. Document finding, actions, and outcomes
B. Identify the problem
C. Establish a theory
D. Establish a plan of action to resolve the problem

CompTIA A+ 220-902 Question J-28

A technician is tasked with resolving a display issue with a laptop. The technician has determined that the laptops display needs to be replaced. Which of the following is the NEXT step the technician should perform?

A. Identify the problem that caused the display to fail.
B. Establish a theory of the probable cause.
C. Verify full system functionality and implement preventive measures.
D. Establish an action plan to resolve the problem.

Correct Answer: D

CompTIA A+ 220-902 Question B-1

A user calls the help desk because a folder containing critical business files is missing from the local drive. The user is adamant that the folder was there the previous day, and cannot understand why it is gone. The technician views the properties of the parent folder and sees a back up listed on the “Prior Versions” tab. According to the theory of troubleshooting, which of the following is the technician’s NEXT step?

A. Establish a theory of probable cause
B. Establish a plan of action and implement the solution
C. Document findings, actions and outcomes
D. Verify full system functionality and implement preventive measures

Correct Answer: A

CompTIA A+ 220-902 Question A-73

A technician suspects that a computer issue is caused by a failed NIC. Following the troubleshooting theory, which of the following is the NEXT step the technician should take?

A. Identify the problem
B. Document findings, actions and outcome
C. Verify full system functionality
D. Establish a theory of probable cause
E. Test the theory to determine cause

Correct Answer: E

CompTIA A+ Question E-32

Which of the following is the NEXT step in the troubleshooting theory after identifying the problem?

A. Establish a theory of probable cause
B. Test the theory
C. Implement preventative measures
D. Establish a plan of action

Correct Answer: A