Digital-Forensics-in-Cybersecurity Dumps 2025 - New WGU Digital-Forensics-in-Cybersecurity Exam Questions
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NEW QUESTION # 16
What are the three basic tasks that a systems forensic specialist must keep in mind when handling evidence during a cybercrime investigation?
- A. Find evidence, analyze evidence, and prosecute evidence
- B. Analyze evidence, prepare evidence, and document evidence
- C. Find evidence, preserve evidence, and prepare evidence
- D. Preserve evidence, encrypt evidence, and delete evidence
Answer: C
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
The fundamental tasks for a forensic specialist are to locate potential digital evidence, ensure its preservation to prevent tampering or loss, and prepare the evidence for analysis or legal proceedings. Proper handling maintains the evidentiary value of digital artifacts.
* Preservation includes using write-blockers and documenting chain of custody.
* Preparation may involve imaging, cataloging, and validating evidence.
Reference:NIST SP 800-86 emphasizes these stages as critical components of forensic processes.
NEW QUESTION # 17
Which directory contains the system's configuration files on a computer running Mac OS X?
- A. /var
- B. /etc
- C. /bin
- D. /cfg
Answer: B
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
The/etcdirectory on Unix-based systems, including macOS, contains important system configuration files and scripts. It is the standard location for system-wide configuration data.
* /varcontains variable data like logs and spool files.
* /bincontains essential binary executables.
* /cfgis not a standard directory in macOS.
This is standard Unix/Linux directory structure knowledge and is reflected in NIST and forensic references for macOS.
NEW QUESTION # 18
Which operating system creates a swap file to temporarily store information from memory on the hard drive when needed?
- A. Unix
- B. Linux
- C. Mac
- D. Windows
Answer: D
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Windows uses a swap file (commonly calledpagefile.sys) to extend physical memory (RAM) by temporarily storing data from memory to disk when RAM is insufficient. This allows the system to handle more data than the available RAM.
* Linux and Unix typically use dedicated swap partitions or swap files but refer to them differently and manage them in other ways.
* Mac OS X uses a paging file system but does not typically use a "swap file" in the Windows sense; it uses dynamic paging files instead.
* The terminology "swap file" is most commonly associated with Windows.
Reference:Microsoft Windows forensics guidelines and NIST documentation describe the page file's role in virtual memory management in Windows operating systems.
NEW QUESTION # 19
A forensic scientist is examining a computer for possible evidence of a cybercrime.
Why should the forensic scientist copy files at the bit level instead of the OS level when copying files from the computer to a forensic computer?
- A. Copying files at the OS level will copy extra information that is unnecessary.
- B. Copying files at the OS level fails to copy deleted files or slack space.
- C. Copying files at the OS level changes the timestamp of the files.
- D. Copying files at the OS level takes too long to be practical.
Answer: B
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Bit-level (or bit-stream) copying captures every bit on the storage media, including files, deleted files, slack space (unused space within a cluster), and unallocated space. This ensures all digital evidence, including artifacts not visible at the OS level, is preserved for analysis.
* Copying at the OS level captures only allocated files visible in the file system, missing deleted files and slack space.
* Bit-level copying is a cornerstone of forensic best practices as specified in NIST SP 800-86 and SWGDE guidelines.
* Timestamp changes and unnecessary information issues are secondary concerns compared to the completeness of evidence.
NEW QUESTION # 20
While collecting digital evidence from a running computer involved in a cybercrime, the forensic investigator makes a list of items that need to be collected.
Which piece of digital evidence should be collected first?
- A. Security logs
- B. Temporary Internet files
- C. Chat room logs
- D. Recently accessed files
Answer: A
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
When collecting evidence from a running system, volatile and critical evidence such as security logs should be collected first as they are most susceptible to being overwritten or lost. Security logs may contain valuable information on unauthorized access or malicious activity.
* Chat room logs, recently accessed files, and temporary internet files are important but often less volatile or can be recovered from disk later.
* NIST SP 800-86 and SANS Incident Response Guidelines prioritize the collection of volatile logs and memory contents first.
This approach helps ensure preservation of time-sensitive data critical for forensic analysis.
NEW QUESTION # 21
How should a forensic scientist obtain the network configuration from a Windows PC before seizing it from a crime scene?
- A. By checking the system properties
- B. By opening the Network and Sharing Center
- C. By using the ipconfig command from a command prompt on the computer
- D. By rebooting the computer into safe mode
Answer: C
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
The ipconfig command executed at a Windows command prompt displays detailed network configuration information such as IP addresses, subnet masks, and default gateways. Collecting this information prior to seizure preserves volatile evidence relevant to the investigation.
* Documenting network settings supports the understanding of the suspect system's connectivity at the time of seizure.
* NIST recommends capturing volatile data (including network configuration) before shutting down or disconnecting a suspect machine.
Reference:NIST SP 800-86 and forensic best practices recommend gathering volatile evidence using system commands like ipconfig.
NEW QUESTION # 22
What is one purpose of steganography?
- A. To compress large files
- B. To encrypt data for security
- C. To delete files securely
- D. To deliver information secretly
Answer: D
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Steganography is used to conceal information within other seemingly innocuous data, such as embedding messages inside image files, allowing secret delivery of information without detection.
* Unlike encryption, steganography hides the existence of the message itself.
* It is an anti-forensic technique used to evade detection.
Reference:NIST and digital forensics literature describe steganography as covert communication methodology.
NEW QUESTION # 23
An organization is determined to prevent data leakage through steganography. It has developed a workflow that all outgoing data must pass through. The company will implement a tool as part of the workflow to check for hidden data.
Which tool should be used to check for the existence of steganographically hidden data?
- A. Forensic Toolkit (FTK)
- B. Data Doctor
- C. Snow
- D. MP3Stego
Answer: C
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Snow is a specialized steganalysis tool that detects and extracts hidden data encoded in whitespace characters within text files and other mediums. It is widely used in digital forensic investigations for detecting covert data hiding methods such as whitespace steganography.
* Data Doctor is a general data recovery tool, not specialized in steganalysis.
* FTK is a general forensic suite, not specifically designed for steganography detection.
* MP3Stego is focused on audio steganography.
NIST and digital forensics literature recognize Snow as a valuable tool in workflows designed to detect hidden data in text or similar carriers.
NEW QUESTION # 24
Which file stores local Windows passwords in the Windows\System32\ directory and is subject to being cracked by using a live CD?
- A. SAM
- B. IPSec
- C. Ntidr
- D. HAL
Answer: A
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
The SAM (Security Account Manager) file located in theWindows\System32\configdirectory stores hashed local user account passwords. It can be accessed and extracted using a live CD or bootable forensic tool, which allows the forensic investigator to bypass the running operating system and avoid altering the evidence.
* IPSec is related to network security policies, not password storage.
* HAL (Hardware Abstraction Layer) is a system file managing hardware interaction.
* Ntidr is a boot loader file in Windows NT systems.
Cracking password hashes extracted from the SAM file is a common forensic practice to recover user passwords during investigations.
Reference:NIST Special Publication 800-86 and Windows forensic textbooks confirm that the SAM file is the repository of local password hashes accessible via forensic live CDs or imaging.
NEW QUESTION # 25
After a company's single-purpose, dedicated messaging server is hacked by a cybercriminal, a forensics expert is hired to investigate the crime and collect evidence.
Which digital evidence should be collected?
- A. Firewall logs
- B. User login credentials
- C. Email contents
- D. Server configuration files
Answer: A
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Firewall logs record network traffic to and from the messaging server and can provide evidence of unauthorized access attempts or data exfiltration. Collecting these logs allows investigators to reconstruct the attack timeline and identify the attacker's IP address and methods.
* Firewall logs are critical for network-level forensics.
* According to NIST SP 800-86, log files provide primary evidence for intrusion investigations.
Reference:NIST guidelines on incident handling emphasize collecting firewall logs to track attacker behavior.
NEW QUESTION # 26
A forensic specialist is about to collect digital evidence from a suspect's computer hard drive. The computer is off.
What should be the specialist's first step?
- A. Turn the computer on and photograph the desktop.
- B. Turn the computer on and remove any malware.
- C. Make a forensic copy of the computer's hard drive.
- D. Carefully review the chain of custody form.
Answer: D
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Before any action on evidence, especially when seizing or processing digital devices, the forensic specialist must first carefully review and document the chain of custody (CoC) to ensure proper handling and legal compliance. This includes verifying seizure procedures and documenting the status of the device before any interaction.
* Turning the computer on prematurely risks altering or destroying volatile data.
* Making a forensic copy (imaging) can only happen after proper documentation and preservation steps.
* Photographing the desktop is relevant only after power-on but only if approved and documented.
This process aligns with NIST guidelines (SP 800-86) and the Scientific Working Group on Digital Evidence (SWGDE) principles emphasizing preservation and documentation as foundational steps.
NEW QUESTION # 27
A computer involved in a crime is infected with malware. The computer is on and connected to the company's network. The forensic investigator arrives at the scene.
Which action should be the investigator's first step?
- A. Turn off the computer
- B. Run malware removal tools
- C. Unplug the computer's Ethernet cable
- D. Copy files to external media
Answer: C
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Disconnecting the computer from the network by unplugging the Ethernet cable prevents further spread of malware and stops external communication that could lead to data exfiltration. This containment step is vital before further evidence collection.
* Maintaining system power preserves volatile memory.
* Network disconnection is recommended by incident response guidelines.
Reference:NIST SP 800-61 recommends isolating affected systems from networks early in incident response.
NEW QUESTION # 28
Which characteristic applies to solid-state drives (SSDs) compared to magnetic drives?
- A. They are generally slower
- B. They have moving parts
- C. They are less susceptible to damage
- D. They have a lower cost per gigabyte
Answer: C
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Solid-state drives (SSDs) use flash memory and have no moving mechanical parts, making them more resistant to physical shock and damage compared to magnetic drives, which rely on spinning platters.
* This resilience makes SSDs favorable in environments with higher physical risk.
* However, data recovery from SSDs can be more complex due to wear-leveling and TRIM features.
Reference:NIST and forensic hardware guides highlight SSD durability advantages over traditional magnetic storage.
NEW QUESTION # 29
A victim of Internet fraud fell for an online offer after using a search engine to find a deal on an expensive software purchase. Once the victim learned about the fraud, he contacted a forensic investigator for help.
Which digital evidence should the investigator collect?
- A. Whois records
- B. Computer logs
- C. Virus signatures
- D. Email headers
Answer: B
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
In Internet fraud investigations, computer logs are critical because they provide a record of user activity, including browsing history, downloads, and system events. These logs can help establish a timeline, identify malicious access, and confirm fraudulent transactions.
* Computer logs may include browser history, system event logs, and application logs that document the victim's interaction with the fraudulent offer.
* Whois records help identify domain registration details but are secondary evidence.
* Email headers are relevant if communication via email was part of the fraud but less critical than logs that show direct interaction.
* Virus signatures are used in malware investigations, not directly relevant to fraud evidence collection.
Reference:According to guidelines by the International Journal of Digital Crime and Forensics and the SANS Institute, capturing logs is essential in building a case for Internet fraud as it provides objective data about the victim's system and activities.
NEW QUESTION # 30
How should a forensic scientist obtain the network configuration from a Windows PC before seizing it from a crime scene?
- A. By checking the system properties
- B. By opening the Network and Sharing Center
- C. By using the ipconfig command from a command prompt on the computer
- D. By rebooting the computer into safe mode
Answer: C
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
The ipconfig command executed at a Windows command prompt displays detailed network configuration information such as IP addresses, subnet masks, and default gateways. Collecting this information prior to seizure preserves volatile evidence relevant to the investigation.
* Documenting network settings supports the understanding of the suspect system's connectivity at the time of seizure.
* NIST recommends capturing volatile data (including network configuration) before shutting down or disconnecting a suspect machine.
Reference:NIST SP 800-86 and forensic best practices recommend gathering volatile evidence using system commands like ipconfig.
NEW QUESTION # 31
A police detective investigating a threat traces the source to a house. The couple at the house shows the detective the only computer the family owns, which is in their son's bedroom. The couple states that their son is presently in class at a local middle school.
How should the detective legally gain access to the computer?
- A. Get a warrant without consent
- B. Search immediately without consent due to emergency
- C. Wait for the son to return and ask for consent
- D. Obtain consent to search from the parents
Answer: D
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
To legally search the computer located in the home, the detective must obtain consent from someone with authority over the premises - in this case, the parents. Parental consent is generally sufficient for searches within their household unless other legal considerations apply. This ensures compliance with constitutional protections against unlawful searches.
* Obtaining valid consent is a fundamental requirement under the Fourth Amendment for legal search and seizure.
* Forensic investigators must avoid searches without proper consent or a warrant to maintain admissibility of evidence.
Reference:NIST SP 800-101 and standard forensic ethics protocols emphasize obtaining lawful consent or warrants prior to accessing digital evidence.
NEW QUESTION # 32
How do forensic specialists show that digital evidence was handled in a protected, secure manner during the process of collecting and analyzing the evidence?
- A. By performing backups
- B. By maintaining the chain of custody
- C. By deleting temporary files
- D. By encrypting all evidence
Answer: B
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
The chain of custody is a documented, chronological record detailing the seizure, custody, control, transfer, analysis, and disposition of evidence. Maintaining this record proves that the evidence was protected and unaltered, which is essential for court admissibility.
* Each transfer or access must be logged with date, time, and handler.
* Breaks in the chain can compromise the legal validity of evidence.
Reference:According to NIST and forensic best practices, the chain of custody documentation is mandatory for reliable evidence handling.
NEW QUESTION # 33
A USB flash drive was seized as evidence to be entered into a trial.
Which type of evidence is this USB flash drive?
- A. Documentary
- B. Testimonial
- C. Demonstrative
- D. Real
Answer: D
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Real evidence (also called physical evidence) refers to tangible objects that are involved in the crime or relevant to the investigation. A USB flash drive is physical evidence because it is an actual device containing potentially relevant digital data.
* Documentary evidence refers to written or recorded information, not physical devices.
* Demonstrative evidence is used to illustrate or clarify facts (e.g., models, charts).
* Testimonial evidence is oral or written statements provided by witnesses.
Reference:Digital forensics principles and legal evidentiary classifications (as outlined by NIST and court- admissibility guidelines) clearly categorize physical devices like USB drives as real evidence.
NEW QUESTION # 34
Which Windows 7 operating system log stores events collected from remote computers?
- A. ForwardedEvents
- B. Application
- C. System
- D. Security
Answer: A
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
TheForwardedEventslog in Windows 7 is specifically designed to store events collected from remote computers via event forwarding. This log is part of the Windows Event Forwarding feature used in enterprise environments to centralize event monitoring.
* TheSystemandApplicationlogs store local system and application events.
* TheSecuritylog stores local security-related events.
* ForwardedEventscollects and stores events forwarded from other machines.
Microsoft documentation and NIST SP 800-86 mention the use of ForwardedEvents for centralized event log collection in investigations.
NEW QUESTION # 35
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