This XK0-005 practice question tests your understanding of troubleshooting. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Exhibit
Refer to the exhibit.
$ journalctl -u httpd
-- Logs begin at Mon 2023-10-23 09:11:22 EDT, end at Mon 2023-10-23 10:45:17 EDT. --
Oct 23 10:45:00 server httpd[1234]: (13)Permission denied: AH00035: access to /var/www/html/index.html denied (filesystem path '/var/www/html/index.html') because search permissions are missing on a component of the path
Given the journalctl output for the httpd service, which of the following is the most likely cause?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Refer to the exhibit.
$ journalctl -u httpd
-- Logs begin at Mon 2023-10-23 09:11:22 EDT, end at Mon 2023-10-23 10:45:17 EDT. --
Oct 23 10:45:00 server httpd[1234]: (13)Permission denied: AH00035: access to /var/www/html/index.html denied (filesystem path '/var/www/html/index.html') because search permissions are missing on a component of the path
A
The /var/www directory is missing the execute (x) permission for the Apache user
Directories need execute permission to traverse.
B
The file /var/www/html/index.html has incorrect SELinux context
Why wrong: Would show a different SELinux denial message.
C
The Apache service is running under the wrong user
Why wrong: Would cause different issues, not specifically this error.
D
The file /var/www/html/index.html is missing read permission for the Apache user
Why wrong: Would say 'permission denied' when reading the file, not 'search permissions'.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The /var/www directory is missing the execute (x) permission for the Apache user
The error explicitly states missing search permissions on a component of the path, which typically means a directory in the path lacks execute permission. The most common cause is the /var/www directory lacking execute permission for the Apache user.
Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✓
The /var/www directory is missing the execute (x) permission for the Apache user
Why this is correct
Directories need execute permission to traverse.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Static NAT maps one inside address to one outside address.
✗
The file /var/www/html/index.html has incorrect SELinux context
Why it's wrong here
Would show a different SELinux denial message.
✗
The Apache service is running under the wrong user
Why it's wrong here
Would cause different issues, not specifically this error.
✗
The file /var/www/html/index.html is missing read permission for the Apache user
Why it's wrong here
Would say 'permission denied' when reading the file, not 'search permissions'.
Common exam traps
Common exam trap: NAT rules depend on direction and matching traffic
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Trap categories for this question
Command / output trap
Would show a different SELinux denial message.
Detailed technical explanation
How to think about this question
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
KKey Concepts to Remember
Static NAT maps one inside address to one outside address.
PAT allows many inside hosts to share one public address using ports.
Inside local and inside global describe the private and translated addresses.
NAT ACLs identify traffic for translation, not always security filtering.
TExam Day Tips
→Identify inside and outside interfaces first.
→Check whether the scenario needs static NAT, dynamic NAT or PAT.
→Do not confuse NAT matching ACLs with normal packet-filtering intent.
Key takeaway
NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Real-world example
How this comes up in practice
A small business has 20 workstations on the 192.168.1.0/24 network and one public IP from its ISP. The router uses PAT (NAT overload) so all 20 devices share one public address using different source ports. NAT questions test whether you understand the four address terms and which direction each translation applies.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this XK0-005 question in full detail.
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related XK0-005 NAT questions on configuration and troubleshooting.
Troubleshooting — This question tests Troubleshooting — Static NAT maps one inside address to one outside address..
What is the correct answer to this question?
The correct answer is: The /var/www directory is missing the execute (x) permission for the Apache user — The error explicitly states missing search permissions on a component of the path, which typically means a directory in the path lacks execute permission. The most common cause is the /var/www directory lacking execute permission for the Apache user.
What should I do if I get this XK0-005 question wrong?
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related XK0-005 NAT questions on configuration and troubleshooting.
Are there clue words in this question I should notice?
Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
What is the key concept behind this question?
Static NAT maps one inside address to one outside address.
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