Question 986 of 981
SecuritymediumMultiple ChoiceObjective-mapped

XK0-005 Security Practice Question

This XK0-005 practice question tests your understanding of security. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. 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.

An administrator needs to configure SELinux to allow the Apache HTTP server to connect to a database server. Which SELinux boolean should be enabled?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

httpd_can_network_connect_db

The SELinux boolean `httpd_can_network_connect_db` specifically allows the Apache HTTP server to make outbound TCP connections to database servers (e.g., MySQL, PostgreSQL). This is required when a web application needs to query a remote database. The other booleans control different aspects of httpd's behavior and do not grant network connectivity to databases.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • httpd_can_network_connect

    Why it's wrong here

    This allows general network connections, but for databases, there is a more specific boolean.

  • httpd_enable_cgi

    Why it's wrong here

    This boolean allows CGI scripts, not network connections.

  • httpd_use_nfs

    Why it's wrong here

    This boolean allows Apache to use NFS mounts, not database connections.

  • httpd_can_network_connect_db

    Why this is correct

    This boolean specifically allows Apache to connect to database servers.

    Related concept

    Read the scenario before looking for a memorised answer.

Common exam traps

Common exam trap: answer the scenario, not the keyword

Cisco often tests the distinction between `httpd_can_network_connect` and `httpd_can_network_connect_db` — the trap here is that candidates may choose the more general boolean, not realizing the exam specifically requires the database-targeted boolean for a database connection scenario.

Detailed technical explanation

How to think about this question

Under the hood, SELinux booleans toggle sets of allow rules in the policy. `httpd_can_network_connect_db` enables rules that permit httpd to connect to TCP ports commonly used by databases (e.g., 3306 for MySQL, 5432 for PostgreSQL). This boolean is part of the `httpd` SELinux module and is often set with `setsebool -P httpd_can_network_connect_db on`. In a real-world scenario, failing to enable this boolean results in AVC denial messages in `/var/log/audit/audit.log` when the web app attempts to query the database.

KKey Concepts to Remember

  • Read the scenario before looking for a memorised answer.
  • Find the constraint that changes the correct option.
  • Eliminate answers that are true in general but not in this case.

TExam Day Tips

  • Watch for words such as best, first, most likely and least administrative effort.
  • Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Real-world example

How this comes up in practice

A practitioner preparing for the XK0-005 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.

Visual reference

Client Server SYN (seq=100) SYN-ACK (seq=200, ack=101) ACK (ack=201) Connection established — data transfer begins

What to study next

Got this wrong? Here's your next step.

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

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FAQ

Questions learners often ask

What does this XK0-005 question test?

Security — This question tests Security — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: httpd_can_network_connect_db — The SELinux boolean `httpd_can_network_connect_db` specifically allows the Apache HTTP server to make outbound TCP connections to database servers (e.g., MySQL, PostgreSQL). This is required when a web application needs to query a remote database. The other booleans control different aspects of httpd's behavior and do not grant network connectivity to databases.

What should I do if I get this XK0-005 question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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Last reviewed: Jul 4, 2026

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This XK0-005 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the XK0-005 exam.