The correct answer is to capture volatile data such as running processes and network connections. This is the first responder’s immediate priority because volatile data resides in RAM and active system memory, which is irretrievably lost the moment the computer is powered off or disconnected from the network. The order of volatility, defined in RFC 3227, dictates that data like running processes, network connections, and open ports must be collected before any static data acquisition, as they change or vanish with system state changes. On the CHFI exam, this concept tests your understanding of live forensics and the critical distinction between volatile and non-volatile evidence; a common trap is to shut down the system first or pull the plug, which destroys the very data the investigation needs. To remember the sequence, think of the mnemonic “P-R-A-M” for Processes, RAM, ARP cache, and Memory contents—capture these before touching the power button.
CHFI Computer Forensics Fundamentals and Process Practice Question
This CHFI practice question tests your understanding of computer forensics fundamentals and process. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. 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.
A security analyst arrives at a suspected computer crime scene. The computer is on and a user is logged in. The analyst needs to preserve volatile data. According to first responder duties, what should the analyst do FIRST?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "first"
Why it matters: Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Capture volatile data such as running processes and network connections
Option D is correct because the first responder's priority is to preserve volatile data, which is lost when the system is powered off. Volatile data includes running processes, network connections, and memory contents, which must be captured before any other action. This aligns with the order of volatility (RFC 3227) and standard forensic procedures.
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.
✗
Immediately unplug the power cord to prevent data alteration
Why it's wrong here
Unplugging immediately would lose volatile data, which should be captured first if possible.
✗
Create a forensic image of the hard drive using a write blocker
Why it's wrong here
Creating a forensic image is a later step in the investigation process, after preservation of volatile data.
✗
Photograph the scene and document everything
Why it's wrong here
Photographing is important but capturing volatile data takes precedence as it is most fragile.
✓
Capture volatile data such as running processes and network connections
Why this is correct
Volatile data must be captured before powering off because it is lost when the system loses power.
Clue confirmation
The clue word "first" in the question point toward this answer.
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 misconception that preserving the hard drive (Option A or B) is the top priority, but the trap is that volatile data is more fragile and must be captured first to avoid losing critical evidence like active network connections or malware in memory.
Detailed technical explanation
How to think about this question
Volatile data resides in RAM, which includes process lists (e.g., via `ps` or Task Manager), network connections (e.g., `netstat -an`), and ARP cache. The order of volatility (RFC 3227) dictates capturing registers, cache, routing tables, ARP cache, process table, kernel statistics, and memory before powering down. In real-world scenarios, a suspect might have a remote backdoor active, and capturing `netstat` output can reveal the attacker's IP before it is lost.
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 CHFI 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.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this CHFI question in full detail.
Computer Forensics Fundamentals and Process — This question tests Computer Forensics Fundamentals and Process — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Capture volatile data such as running processes and network connections — Option D is correct because the first responder's priority is to preserve volatile data, which is lost when the system is powered off. Volatile data includes running processes, network connections, and memory contents, which must be captured before any other action. This aligns with the order of volatility (RFC 3227) and standard forensic procedures.
What should I do if I get this CHFI 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: "first". Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A security analyst responds to a suspected data breach. The analyst documents the scene, photographs the computer, and labels the cables. Which phase of the forensic investigation process is being performed?
medium
A.Collection
✓ B.First response
C.Examination
D.Reporting
Why B: The actions described—documenting the scene, photographing the computer, and labeling cables—are part of the First Response phase. This phase occurs immediately after an incident is detected and focuses on preserving the integrity of the scene and evidence before any collection or analysis begins. In the CHFI methodology, First Response includes securing the area, creating a detailed log of the initial state, and ensuring no unauthorized changes occur.
Variation 2. A security analyst arrives at a crime scene where a computer is turned on and the screen shows a document. What is the FIRST action the analyst should take according to forensic best practices?
easy
A.Create a forensic image of the hard drive using a write blocker.
B.Open the Task Manager to check for suspicious processes.
C.Immediately unplug the power cord to preserve volatile data.
✓ D.Photograph the screen and surroundings, then proceed to document the scene.
Why D: Option D is correct because the first priority at a live crime scene is to preserve the state of the system and its environment through documentation. Photographing the screen and surroundings captures volatile data (e.g., open documents, running processes, network connections) before any interaction alters the system. This aligns with the order of volatility and the principle of minimizing changes to the evidence.
Last reviewed: Jun 24, 2026
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This CHFI practice question is part of Courseiva's free EC-Council 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 CHFI exam.
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