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| Certification Vendor: | EC-Council |
|---|---|
| Exam Name: | EC-Council Digital Forensics Essentials (DFE) |
| Exam Number: | 112-57 |
| Available Languages: | English |
| Recommended Training: | EC-Council Digital Forensics Essentials Training |
| Exam Registration: | EC-Council Official Certification Page |
| Sample Questions: | EC-COUNCIL 112-57 Sample Questions |
| Exam Way: | Online, self-paced training with assessment (EC-Council iLearn platform or authorized delivery partners) |
| Pre Condition: | No formal prerequisites required; basic understanding of cybersecurity is recommended. |
| Official Syllabus URL: | https://www.eccouncil.org/programs/digital-forensics-essentials-dfe/ |
>> Valid 112-57 Test Questions <<
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NEW QUESTION # 52
A government organization decided to establish a computer forensics lab to perform transparent investigation processes on highly sensitive cases. The organization also decided to establish strong physical security around the premises of the forensics lab.
Which of the following security measures helps the organization in providing strong physical security to the forensics lab?
Answer: C
Explanation:
Forensics labs handling highly sensitive investigations must protect evidence confidentiality and prevent unauthorized disclosure. Strong physical security includes not only access control and surveillance, but also protections againstelectromagnetic (EM) emanationrisks. Computers and displays can unintentionally emit electromagnetic signals that, under certain conditions, may be intercepted and reconstructed to reveal sensitive information (for example, case notes, recovered evidence content, or credentials). Digital forensics lab design guidance recognizes this as a real threat in high-sensitivity environments and recommendsEM shielding / TEMPEST-style controlswhere appropriate. Shielding workstations reduces the chance of data leakage through side-channel interception and helps ensure that confidential investigative activities cannot be monitored from outside controlled areas.
The other options directly weaken physical security and safety. Fire extinguishers are required for facility safety and risk management, so "never place" them is unsafe and contrary to secure lab standards. Not maintaining an entrance log register undermines chain-of-custody support and accountability by removing a basic access auditing mechanism. "Never keep the lab under surveillance" removes a core deterrent and detection control for unauthorized entry, evidence tampering, and theft. Therefore, shielding workstations from transmitting electromagnetic signals is the only option thatstrengthensphysical security for a sensitive forensics lab.
NEW QUESTION # 53
John, a forensic officer, was working on a criminal case. He employed imaging software to create a copy of data from the suspect device on a storage medium for further investigation. For developing an image of the original data, John used a software application that does not allow an unauthorized user to alter the image content on storage media, thereby retaining an unaltered image copy.
Identify the data acquisition step performed by John in the above scenario.
Answer: C
Explanation:
The scenario emphasizes that John used an application (or mechanism) thatprevents alteration of the acquired image content, ensuring the image remainsunalteredand protected from unauthorized modification. In forensic acquisition standards, this corresponds toenabling write protectionduring imaging-commonly implemented using awrite blocker(hardware or controlled software write-protection) to prevent any writes to the source evidence and, where applicable, to protect the integrity of the evidence copy from accidental or unauthorized changes. The purpose is to preserve evidential integrity by ensuring that neither the original media nor the forensic image is modified during handling, analysis preparation, or transfer.
"Validated data acquisition" refers to confirming the image is an exact duplicate, typically by computing and comparing cryptographic hashes (e.g., MD5/SHA) of the source and the acquired image. While validation is essential, the question specifically highlightspreventing alteration, not verifying equality. "Sanitized the target media" is the step of wiping/clearing the destination drive before acquisition to avoid contamination, which is not what is described. "Planned for contingency" relates to operational planning for unexpected issues (equipment failure, encryption, power loss), not integrity protection. Therefore, the best match isEnabled write protection on the evidence media (A).
NEW QUESTION # 54
Which of the following commands can an investigator use to parse GPTs of both types of hard disks, including those formatted with either UEFI or MBR?
Answer: D
Explanation:
In forensic examinations, investigators must correctly interpret a disk'spartitioning schemebecause it determines where volumes begin, where file systems reside, and how to validate acquisition completeness.
Modern systems may useGPT(commonly associated with UEFI) while legacy systems often useMBR. A practical forensic command therefore needs to detect and parse partition informationregardless of whether the disk uses MBR or GPT, and present the results in a consistent, investigator-friendly output for verification and downstream analysis (e.g., selecting the correct partition offsets for imaging or mounting).
Get-ForensicPartitionTableis designed for exactly this role in forensic PowerShell tooling: it parses partition table structures in a forensically oriented manner and supports disks partitioned usingeither MBR or GPT.
That "forensic" emphasis typically means it reads raw structures directly, reports partition entries and offsets, and helps avoid ambiguity when the protective MBR (present on GPT disks) could confuse simplistic parsers.
By contrast,Get-BootSectortargets boot sector/VBR data rather than the full partition layout;Get-GPTis GPT- specific and does not cover MBR-only disks; andGet-PartitionTableis a more generic label that may not guarantee dual-scheme forensic parsing. Therefore, the correct option isC.
NEW QUESTION # 55
Kane, an investigation specialist, was appointed to investigate an incident in an organization's network. In this process, Kane executed a command and identified that a network interface is running in the promiscuous mode and is allowing all incoming packets without any restriction.
In the above scenario, which of the following commands did Kane use to check whether the network interface is set to the promiscuous mode?
Answer: A
Explanation:
Promiscuous mode is a network interface configuration in which the NIC passesall observed framesto the operating system, not only frames addressed to that host's MAC address. In investigations, this matters because promiscuous mode is commonly enabled bypacket sniffers, certain intrusion tools, or misconfigured monitoring software, and it can indicate covert traffic capture on a host.
On UNIX/Linux systems, the traditional command used to view interface flags and status isifconfig < interface name>. When an interface is set to promiscuous mode,ifconfigdisplays aPROMISCflag in the interface's status line, allowing an investigator to confirm whether the NIC is accepting all frames. This directly matches Kane's goal of checking if the interface is running in promiscuous mode.
The other commands do not provide this specific interface flag.nmap -sT localhostscans for open TCP ports, not interface modes.ipconfigis a Windows command (and does not take an interface name in that form to show PROMISC status), and it primarily reports IP configuration.netstat -ishows network interface statistics (packets, errors, drops) but typically does not explicitly indicate promiscuous mode. Therefore, the correct command isifconfig <interface name> (C).
NEW QUESTION # 56
Which of the following files belonging to the Extensible Storage Engine (ESE) stores the mail data in Microsoft Exchange Server?
Answer: B
Explanation:
Microsoft Exchange Server stores mailbox contents (emails, attachments, folders, and related messaging objects) inside anESE (Extensible Storage Engine) databasethat uses the.edbfile format. In Exchange terminology this is theMailbox Database, and its primary persistent store is thedatabase .edb filealong with associated transaction logs that support write-ahead logging and recovery. From a forensic perspective, the.
edbfile is the central artifact because it contains the structured mailbox data that investigators analyze for message content, metadata (timestamps, sender/recipient fields, message IDs), and folder structure.
Among the options,Database.edbbest matches the Exchange ESE mailbox database file that stores mail data.
The other options are either generic or associated with different Microsoft messaging components:Mail.
MSMessageStorerelates to the Windows Mail/Modern Mail app storage model rather than Exchange Server's mailbox database, andWLCalendarStore.edbis commonly tied to Windows Live/Windows Essentials calendar or communications storage, not Exchange's server-side mailbox store.DataStore.edbis also used by other Windows services, but the recognized Exchange mailbox store is the.edb database file, makingDatabase.edb (D)the correct answer.
NEW QUESTION # 57
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