Question 218 of 1,020

TCP & UDP Ports →hardMultiple ChoiceObjective-mapped

Port 8080 as Alternative HTTP Port for CompTIA A+ 220-1201

This 220-1201 practice question tests your understanding of tcp & udp ports. 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.

During a security audit, a technician discovers that an internal web server is responding on port 8080 instead of the standard HTTP port. What is the most likely reason for this configuration?

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.

A
The server is running HTTPS on a non-standard port.
Why wrong: HTTPS typically uses port 443 or 8443, not 8080.
B
The server is configured as a web proxy or alternate HTTP server.
Port 8080 is a common alternative for HTTP traffic, often used by proxy servers or when port 80 is blocked.
C
The server is running an FTP service.
Why wrong: FTP uses ports 20 and 21, not 8080.
D
The server is using a custom application protocol.
Why wrong: While possible, port 8080 is most commonly associated with HTTP alternatives, not custom protocols.

Full breakdown with real-world context →

Quick Answer

The answer is that the server is configured as a web proxy or alternate HTTP server. Port 8080 is widely recognized as the standard alternative to port 80 for HTTP traffic, commonly used by web proxy servers, development environments, or when port 80 is already occupied by another service. On the CompTIA A+ Core 1 220-1201 exam, this concept tests your understanding of common port numbers and their alternative uses, often appearing in scenario-based questions about network configuration or security audits. A common trap is confusing port 8080 with HTTPS (port 443) or assuming it indicates a malicious service, when in fact it is a legitimate alternative for HTTP. Remember the memory tip: "8080 is 80 with an extra zero"—it is simply HTTP on a different port, often for proxies or testing.

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

✓

The server is configured as a web proxy or alternate HTTP server.

Port 8080 is commonly used as an alternate HTTP port, often for web proxy servers or secondary HTTP servers. This allows administrators to run a separate HTTP service without conflicting with the standard port 80, which is frequently used for caching proxies or development environments.

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.

✗
The server is running HTTPS on a non-standard port.
Why it's wrong here
HTTPS typically uses port 443 or 8443, not 8080.
✓
The server is configured as a web proxy or alternate HTTP server.
Why this is correct
Port 8080 is a common alternative for HTTP traffic, often used by proxy servers or when port 80 is blocked.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
The server is running an FTP service.
Why it's wrong here
FTP uses ports 20 and 21, not 8080.
✗
The server is using a custom application protocol.
Why it's wrong here
While possible, port 8080 is most commonly associated with HTTP alternatives, not custom protocols.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates often assume any non-standard port implies a custom protocol or security measure, but the A+ exam tests specific knowledge that port 8080 is the well-known alternate HTTP port, not a random or custom assignment.

Detailed technical explanation

How to think about this question

Port 8080 is registered with IANA as 'http-alt' (HTTP alternate), and is widely used for web proxy servers like Squid or Apache Traffic Server. In practice, many organizations run a reverse proxy on port 8080 to handle caching, load balancing, or content filtering before forwarding requests to the main web server on port 80. This configuration is also common in development environments to avoid conflicts with production services.

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 220-1201 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.

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 220-1201 question test?

TCP & UDP Ports — This question tests TCP & UDP Ports — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: The server is configured as a web proxy or alternate HTTP server. — Port 8080 is commonly used as an alternate HTTP port, often for web proxy servers or secondary HTTP servers. This allows administrators to run a separate HTTP service without conflicting with the standard port 80, which is frequently used for caching proxies or development environments.

What should I do if I get this 220-1201 question wrong?

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

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?

Read the scenario before looking for a memorised answer.

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