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| Section | Weight | Objectives |
|---|---|---|
| Computer Forensics Investigation Process | 15% | - Investigation phase - Post-investigation and reporting - Chain of custody and evidence handling - Pre-investigation phase |
| Digital Evidence Acquisition and Preservation | 15% | - Data acquisition methods and tools - Forensic imaging and verification - Storage and transport of evidence - Evidence integrity and hashing |
| File Systems and Storage Media Analysis | 15% | - FAT, NTFS, EXT file systems - Recovering deleted and hidden data - Metadata analysis - Disk structures and partitions |
| Network and Web Forensics | 10% | - Web server and application logs - Network logs and traffic analysis - Investigating web attacks - Email and messaging forensics |
| Dark Web and Anti-Forensics | 10% | - Tor browser and artifact analysis - Anti-forensics techniques - Dark web concepts and tools - Detecting and countering anti-forensics |
| Operating System Forensics | 10% | - System artifacts and logs - Windows forensics - Linux forensics - Mac OS forensics |
| Malware and Incident Response Forensics | 10% | - Reporting and documentation - Malware artifacts and indicators - Static and dynamic malware analysis - Forensics in incident response |
| Computer Forensics Fundamentals | 15% | - Concepts and principles of digital forensics - Forensic readiness planning - Legal and ethical frameworks - Roles and responsibilities of forensic investigators - Types of digital evidence |
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NEW QUESTION # 23
Which of the following measures is defined as the time to move read or write disc heads from one point to another on the disk?
Answer: D
Explanation:
Seek timeis the specific performance measure that describes how long a hard disk drive's actuator takes tomove the read/write heads across the plattersfrom the current track (cylinder) to the target track where the requested data resides. In traditional magnetic HDDs, the heads must be physically repositioned before any sector can be read or written, making seek time a core component of mechanical latency.
Digital forensics materials emphasize understanding this distinction because HDD mechanical behavior affectsacquisition duration, the feasibility of repeated scans, and why imaging or carving operations can take longer on fragmented media. It also helps explain why solid-state drives (SSDs), which have no moving heads, do not have seek time in the same sense and therefore behave differently during large-scale reads.
The other choices are broader or unrelated:access timetypically refers to thetotal time to retrieve data, commonly combiningseek time + rotational latency + transfer time.Delay timeis not the standard term for head movement in disk performance definitions.Mean timeis incomplete as written and is usually part of reliability metrics like mean time between failures, not head positioning. Therefore, the correct measure for head movement time isSeek time (C).
NEW QUESTION # 24
Which of the following tools can be used by an investigator to analyze the metadata of files in a Windows- based system?
Answer: D
Explanation:
Bulk Extractoris a digital forensics utility specifically designed to scan storage media (or forensic disk images) and automatically extractstructured artifacts and metadata-like featureswithout relying strictly on file system parsing. In Windows investigations, it is commonly used to identify and pull out items such as email addresses, URLs, domain names, credit card patterns, timestamps, GPS coordinates, and other feature records that can be treated as metadata indicators during triage and deep analysis. Because it works by scanning raw data blocks and producing feature reports, it can recover useful information even when files are deleted, partially corrupted, or when file system structures are damaged-conditions frequently encountered in forensic cases. Investigators use its outputs to correlate user activity, locate sensitive data exposure, and identify evidence-rich regions for further examination with file-level tools.
The other options do not match the requirement of analyzing file metadata broadly.Tor browseris an anonymity-focused web browser, not a forensic metadata analyzer.IECachesViewis a niche utility for viewing Internet Explorer cache/history artifacts rather than general file metadata analysis.Paraben P2 Commandertargets peer-to-peer investigations and related artifacts, not general metadata extraction across files. Therefore, the correct tool for analyzing metadata-like artifacts on a Windows-based system isBulk Extractor (A).
NEW QUESTION # 25
Clark, a digital forensic expert, was assigned to investigate a malicious activity performed on an organization' s network. The organization provided Clark with all the information related to the incident. In this process, he assessed the impact of the incident on the organization, reasons for and source of the incident, steps required to tackle the incident, investigation team required to handle the case, investigative procedures, and possible outcome of the forensic process.
Identify the type of analysis performed by Clark in the above scenario.
Answer: C
Explanation:
The activities described align withcase analysis, which is the structured, high-level evaluation performed at the beginning (and throughout) a digital forensic investigation to define scope, strategy, resources, and expected deliverables. Case analysis focuses on understanding theoverall incident context: how the organization is affected (business/operational impact), what is believed to have happened (incident reasons and likely source), and what must be done to control and investigate it (containment steps and investigative approach). It also includes planning elements such as identifying theinvestigation team composition(roles, skills, authority), definingproceduresto be followed (evidence handling, chain of custody, acquisition priorities, legal/HR requirements), and anticipating thepossible outcomes(reports, remediation actions, disciplinary/legal actions, or prosecution support).
By contrast,traffic analysisis narrowly focused on examining network packets/flows to infer communications and attacker behavior;log analysiscenters on parsing and correlating event records (firewall, server, endpoint logs); anddata analysistypically refers to examining acquired artifacts (files, memory images, timelines) for evidentiary content. Because Clark is assessing impact, cause/source, response steps, staffing, procedures, and outcomes-an overall investigative planning and evaluation function-the correct choice isCase analysis (B).
NEW QUESTION # 26
Jennifer, a forensics investigation team member, was inspecting a compromised system. After gathering all the evidence related to the compromised system, she disconnected the system from the network to stop the spread of the incident to other systems.
Identify the role played by Jennifer in the forensics investigation.
Answer: C
Explanation:
Jennifer's actions match the responsibilities of anincident responder, whose job spans immediatecontainment, preservation, and stabilizationactivities during an active or recently active security incident. In standard digital forensics and incident response (DFIR) procedures, responders first take steps topreserve evidence(e.g., documenting the scene, capturing volatile data when appropriate, and collecting relevant system artifacts) and then executecontainment measuresto prevent further harm. Disconnecting a compromised host from the network is a classic containment control used to stop malware propagation, block command-and-control communications, and prevent lateral movement to other systems.
Anincident analyzertypically focuses on deeper technical analysis-timeline reconstruction, root cause determination, and correlating artifacts across hosts and logs-rather than performing immediate containment.
Anevidence manageris primarily responsible for maintaining evidence integrity, chain of custody, storage, labeling, and access control, not operational containment. Anexpert witnessprovides formal testimony and interpretation in legal or disciplinary proceedings and is not usually involved in live containment actions.
Since Jennifer bothgathered evidenceand thenisolated the system to stop spread, the role most consistent with documented DFIR responsibilities isIncident responder (A).
NEW QUESTION # 27
Andrew, a system administrator, is performing a UEFI boot process. The current phase of the UEFI boot process consists of the initialization code that the system executes after powering on the EFI system. This phase also manages platform reset events and sets up the system so that it can find, validate, install, and run the PEI.
Which of the following UEFI boot phases is the process currently in?
Answer: D
Explanation:
In the UEFI/PI boot architecture, the phase that runsimmediately after power-on or resetis theSEC (Security) phase. Digital forensics references include UEFI phases because firmware-level activity can affect the trustworthiness of the platform (e.g., bootkits, persistence, and measured boot artifacts). The SEC phase is responsible for executing the earliest initialization instructions, handlingplatform reset events, and establishing a minimal, controlled execution environment. Critically, SEC prepares the system so it canlocate, verify, and hand off controlto the next stage-PEI (Pre-EFI Initialization)-by setting up temporary memory and foundational CPU/chipset state required for PEI modules to execute.
The wording in the question precisely matches SEC responsibilities: "initialization code executed after powering on," "manages platform reset events," and "sets up the system so it can find, validate, install, and run the PEI." By contrast,PEIfocuses on discovering and initializing permanent memory and producing the Hand-Off Blocks for DXE;DXEloads drivers and boot services; andBDSselects and launches the boot option.
Therefore, the phase described is theSecurity phase (SEC), which corresponds to optionD.
NEW QUESTION # 28
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