A common question from PenTest+ learners is: "I've read all the materials, do I still need to do labs?"
The direct answer: yes, and it's the decisive part. This article explains why, based on the actual structure of the exam.
PBQs in PenTest+ are heavier than in Security+
PBQ (performance-based question) is a practical simulation question — you have to perform an action in a simulated interface instead of choosing A/B/C/D.
The PT0-003 exam has a maximum of 90 questions in 165 minutes. This 165-minute duration is much longer than Security+ (90 minutes), and it's not generosity: PenTest+ PBQs require more actions and take more time.
The passing score is 750 on a scale of 100–900. This is a converted scale, not a percentage of correct answers.
Why reading materials isn't enough
This is the core point, and it's directly related to how CompTIA designs exams.
As Instructor Vinh Nguyen — who has passed PT0-003 — shared in his exam experience article:
"The exam will change the question type even if the meaning is the same. For example, there are dozens of nmap scan types — you have to understand which one scans for services, and which one only finds open ports."
Let's clearly see the problem through this example.
A student who memorizes remembers: nmap is a network scanning tool, used to find open ports. This knowledge is correct, and useless in the exam room.
The exam doesn't ask "what is nmap". It presents a scenario: you need to know the running service version to look up corresponding vulnerabilities — or you just need to know which machines are alive in the network range — or you have to scan while minimizing traces left behind. Then it asks you how to do it.
Someone who has practiced can answer, because they have run each scan type themselves and seen the different results.
The comparison table you should create yourself
This is the most valuable exercise in the entire study process: create a table that maps information objective → appropriate method, for every tool in the objectives.
For the network scanning group specifically, your table needs to answer:
- Need to know which machines are alive in the network range, without caring about services yet → which scan type to use?
- Need to know which ports are open, without needing to know what's running → which type, and how much faster?
- Need to know service and version to look up vulnerabilities → which type, and how much extra time does it take?
- Need to scan services running on UDP → why can't regular TCP scanning methods be used?
- Need to reduce traces on the target system → what is the trade-off?
- Need to guess the operating system → what is the reliability?
The key point: you fill this table yourself by running actual tests and recording the results, not by copying from materials. Copying gives you a table; running gives you understanding. Only the latter will survive variations in questions.
The same principle applies to all other tool groups: vulnerability scanning, exploitation, password attacks, post-exploitation.
Common PBQ types
Analyze scan results. Given a piece of output, what conclusion do you draw or what should be the next step? You need to be familiar with the output format of the tool — something only gained by seeing it many times.
Select tools and parameters for a situation. Given a testing scenario, choose the appropriate approach.
Arrange process order. Steps in a penetration test, or in an exploitation chain. Learn the process in order from the beginning, don't learn each step separately.
Analyze code snippets or scripts. You don't need to be a programmer, but you need to be able to understand basic logic.
Match vulnerabilities with exploitation or remediation methods.
Where to practice
Pre-built labs. CertMaster Perform PT0-003 is CompTIA's official practice material, closely aligned with the objectives and browser-based. The biggest advantage is not the content but the time: you don't spend a week setting up virtual machines and fixing configuration errors.
Build your own lab. Virtual machines, a few intentionally vulnerable target machines, self-configured internal network. Free, you learn many things beyond the exam, but it takes significant time for setup.
Public online lab platforms. Many platforms allow legal exploitation practice in their environment. Good for skills, but not tied to objectives so you have to cross-reference yourself.
What you should not do: study with leaked exam questions. Besides violating the agreement with CompTIA and potentially having your certification revoked, exam dumps create a false sense of security — you feel 95% correct, then enter the exam room only to find the real questions are asked in a completely different way.
Strategy in 165 minutes
Set a hard limit for each PBQ. When you encounter a PBQ, give yourself a maximum of 6–8 minutes. If you exceed the limit, mark it, skip it, and move on.
Complete all multiple-choice questions first. Once done, you'll know exactly how many minutes you have left to allocate to the marked PBQs. Additionally, doing multiple-choice questions helps you get back into rhythm after encountering a difficult PBQ early on.
Never leave anything blank. PBQs are often graded in parts — doing half still earns points, leaving it blank definitely won't.
Don't be a perfectionist. Trying to perfectly complete one PBQ and then running out of time for the last 15 questions is the most common way to fail.
Four weeks before exam day
- Week 1: Do at least 10 PBQs, untimed. The goal is to get familiar with the interface and question types.
- Week 2: Redo them, timed. Note which types you are slowest at.
- Week 3: Focus on those slowest types, return to the lab if necessary.
- Week 4: Do PBQs in the context of a full 165-minute practice exam.
Final remark
PBQs are the only part of the PenTest+ exam that truly tests what you will do in a real job. Multiple-choice questions test what you remember; PBQs test what you can do.
So the time you spend on labs is not an additional cost for the exam. It is the only part of the study process that you can reuse on your first day of work.
Related products at Security365:
- CompTIA PenTest+ PT0-003 CertMaster Perform official — 2,250,000₫ (original price 4,500,000₫). Official practice labs aligned with PT0-003 objectives.
- Online PenTest+ Course (PT0-003) — includes CertMaster Perform — 5,490,000₫ (original price 8,000,000₫).
See more: PT0-003 Exam Experience from Instructor Vinh Nguyen · 12-Week PenTest+ Study Roadmap · PBQs in the Security+ Exam and How to Solve Them