The correct first action is to collect volatile data such as RAM contents and running processes. This is because volatile evidence exists only while the system is powered on; data in memory, active network connections, and running processes vanish the moment the computer is shut down or unplugged. The principle of the order of volatility, defined in RFC 3227, dictates that the most ephemeral data must be captured first, before any hardware removal or power loss. On the Computer Hacking Forensic Investigator CHFI exam, this scenario tests your understanding of live acquisition priorities—a common trap is thinking the responder should immediately pull the plug or image the hard drive, which would destroy critical evidence. To remember this, use the mnemonic "RAMP" for RAM, Active processes, Memory-resident data, and Pending network connections—capture these before anything else.
CHFI Computer Forensics Fundamentals and Process Practice Question
This CHFI practice question tests your understanding of computer forensics fundamentals and process. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. 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 first responder arrives at a scene where a computer is turned on and a user is logged in. What is the FIRST action the responder should take to preserve volatile evidence?
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
✓
Collect volatile data such as RAM contents and running processes
Option D is correct because volatile data (e.g., RAM contents, running processes, network connections) is lost when power is removed. The first responder must collect this data before any shutdown or hardware removal, following the order of volatility (RFC 3227). This preserves critical evidence that cannot be recovered later.
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.
✗
Photograph the screen and then shut down the system normally
Why it's wrong here
Normal shutdown alters evidence (e.g., registry, temp files) and may lose volatile data.
✗
Immediately unplug the power cord to prevent data alteration
Why it's wrong here
Unplugging causes loss of volatile data; a controlled shutdown or live acquisition is preferred.
✗
Remove the hard drive immediately for forensic imaging
Why it's wrong here
Removing the drive loses volatile data and may damage hardware; imaging should occur after volatile collection.
✓
Collect volatile data such as RAM contents and running processes
Why this is correct
Volatile data must be collected first before any power-down to preserve critical evidence.
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
EC-Council often tests the order of volatility (RFC 3227) and the misconception that immediate shutdown or hardware removal is safer, when in fact the priority is capturing volatile data first to avoid permanent loss.
Detailed technical explanation
How to think about this question
Under the hood, modern operating systems use memory paging and caching; a live system may have decrypted disk encryption keys, active network sockets, and process memory that are only present in RAM. Tools like FTK Imager Lite or DumpIt can capture RAM contents, while netstat -ano and tasklist /v capture network and process state. In a real-world incident, failing to capture this data first could lose evidence of a memory-resident rootkit or an active remote connection.
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: Collect volatile data such as RAM contents and running processes — Option D is correct because volatile data (e.g., RAM contents, running processes, network connections) is lost when power is removed. The first responder must collect this data before any shutdown or hardware removal, following the order of volatility (RFC 3227). This preserves critical evidence that cannot be recovered later.
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
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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. During a forensic investigation, the first responder arrives at a scene where a computer is powered on and a user is logged in. Which of the following is the MOST appropriate initial action?
easy
A.Immediately power off the computer to prevent data alteration
B.Begin collecting data by copying all files to an external drive
✓ C.Disconnect the computer from the network and take a photograph of the screen
D.Ask the user to save their work and then shut down normally
Why C: Securing the scene and documenting everything is the first priority to preserve evidence and ensure chain of custody. Powering off or accessing the system without proper documentation can lead to evidence spoliation.
Variation 2. Which TWO of the following are considered best practices for a first responder at a digital crime scene? (Select TWO.)
easy
A.Power off the computer immediately to secure data
B.Boot the system into safe mode to examine logs
C.Disconnect all cables to isolate the device
✓ D.Photograph the scene including screen contents and connections
✓ E.Document all actions taken at the scene
Why D: First responders should not power off the system (to preserve volatile data) and should photograph the scene to document the state.
Last reviewed: Jun 30, 2026
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