Question 900 of 1,000
Mobile and Malware ForensicsmediumMultiple ChoiceObjective-mapped

Quick Answer

The answer is WhatsApp chat messages. This is correct because the msgstore.db file is the primary SQLite database within the Android WhatsApp package directory at /data/data/com.whatsapp/databases/, specifically designed to store all chat conversations, including text messages, media metadata, and timestamps, making it the core artifact for forensic recovery of WhatsApp communications. On the Computer Hacking Forensic Investigator CHFI exam, this question tests your knowledge of mobile application forensics and the specific database structures used by popular messaging apps; a common trap is confusing msgstore.db with other files like wa.db (which stores contacts) or axolotl.db (which stores encryption keys). To remember this, think of “msg” in msgstore as a direct clue for “messages,” and recall that the store suffix indicates it is the primary repository for chat data.

CHFI Mobile and Malware Forensics Practice Question

This CHFI practice question tests your understanding of mobile and malware forensics. 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.

An investigator is analyzing an Android device and finds a database file in /data/data/com.whatsapp/databases/msgstore.db. Which type of information is MOST likely stored in this database?

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.

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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

WhatsApp chat messages

The msgstore.db file in the WhatsApp package directory is the primary SQLite database that stores all WhatsApp chat messages, including text messages, media metadata, and message timestamps. This database is located at /data/data/com.whatsapp/databases/msgstore.db on Android devices and is a key artifact for forensic recovery of WhatsApp conversations.

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.

  • WhatsApp chat messages

    Why this is correct

    msgstore.db is the WhatsApp message database.

    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.

  • System call logs

    Why it's wrong here

    System call logs are not stored in app databases.

  • GPS location history

    Why it's wrong here

    Location data is stored elsewhere, not in msgstore.db.

  • Contact list from the device

    Why it's wrong here

    Contacts are typically stored in contacts.db or similar.

Common exam traps

Common exam trap: answer the scenario, not the keyword

EC-Council often tests the distinction between app-specific databases and system-level databases, and the trap here is that candidates confuse msgstore.db with a general-purpose database that might store contacts or location data, when in fact it is strictly for chat message storage within the WhatsApp application.

Trap categories for this question

  • Similar concept trap

    Contacts are typically stored in contacts.db or similar.

Detailed technical explanation

How to think about this question

The msgstore.db database uses SQLite and contains tables such as 'messages', 'chat_list', and 'message_thumbnails', where each message row includes fields like key_remote_jid (the conversation partner's JID), data (the message content), and timestamp (Unix epoch in milliseconds). In a real-world forensic scenario, an investigator can extract deleted messages by parsing the SQLite WAL (Write-Ahead Log) or journal files, as WhatsApp does not immediately overwrite deleted rows, allowing recovery of fragments even after deletion.

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.

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 CHFI question test?

Mobile and Malware Forensics — This question tests Mobile and Malware Forensics — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: WhatsApp chat messages — The msgstore.db file in the WhatsApp package directory is the primary SQLite database that stores all WhatsApp chat messages, including text messages, media metadata, and message timestamps. This database is located at /data/data/com.whatsapp/databases/msgstore.db on Android devices and is a key artifact for forensic recovery of WhatsApp conversations.

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: "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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Last reviewed: Jun 30, 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.