WGU C840 Digital Forensics in cybersecurity Exam test preparation Questions and have marking scheme Updated version 2024/2025
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Course
WGU C840
Institution
WGU C840
WGU C840 Digital Forensics in cybersecurity Exam test preparation Questions and have marking scheme Updated version 2024/2025
Internet forensics - correct answer The testimony of an expert witness, one who testifies on the basis of scientific or technical knowledge relevant to a case, rather tha...
WGU C840 Digital Forensics in cybersecurity Exam test
preparation Questions and Must have marking scheme
Updated version 2024/2025
Internet forensics - correct answer The testimony of an expert witness, one who
testifies on the basis of scientific or technical knowledge relevant to a case, rather
than personal experience.
Live system forensics - correct answer The process of searching memory in real
time, typically for working with compromised hosts or to identify system abuse.
Network forensics - correct answer The process of examining network traffic,
including transaction logs and real-time monitoring.
Real evidence - correct answer Physical objects that can be touched, held, or
directly observed, such as a laptop with a suspect's fingerprints on it, or a
handwritten note.
Software forensics - correct answer The process of examining malicious computer
code.
Testimonial evidence - correct answer Information that forensic specialists use to
support or interpret real or documentary evidence; for example, to demonstrate
that the fingerprints found on a keyboard are those of a specific individual.
Volatile memory - correct answer Computer memory that requires that requires
power to maintain the data it holds, and can be changed. RAM is highly volatile;
EEPROM is very non-volatile.
,American Standard Code for Information Interchange (ASCII) - correct answer A
set of codes defining all the various keystrokes you could make, including letters,
numbers, characters, and even the spacebar and return keys.
ISO9660 - correct answer A file system used with CDs.
Unicode - correct answer The international standard for information encoding.
Universal Disk Format (UDF) - correct answer A file system used with DVDs.
Base transceiver station (BTS) - correct answer C840 - Ch 1
Electronic Serial Number (ESN) - correct answer A unique identification number
developed by the United States Federal Communications Commission (FCC) to
identify cell phones.
Enhanced Data Rates for GSM Evolution (EDGE) - correct answer A technology
that does not fit neatly into the 2G/3G/4G spectrum. It is technically considered
pre-3G but was an improvement on GSM (2G).
Global System for Mobile (GSM) - correct answer A standard developed by the
European Telecommunications Standards Institute (ETSI). Basically, GSM is the 2G
network.
Home location register (HLR) - correct answer The database used by the MSC for
subscriber data and service information.
, Integrated circuit card identifier (ICCID) - correct answer A unique serial number
that identifies each SIM. These numbers are engraved on the SIM during
manufacturing.
International Mobile Equipment Identity (IMEI) - correct answer A unique number
identifying GSM, LTE, and other types of phones. The first 8 bits of the ESN
identify the manufacturer, and the subsequent 24 bits uniquely identify the
phone.
Long Term Evolution (LTE) - correct answer A standard for wireless communication
of high-speed data for mobile devices. This is what is commonly called 4G.
Mobile switching center (MSC) - correct answer A switching system for a cellular
network.
Personal identification number (PIN) - correct answer An ID number for a cell
phone user.
Personal unlocking code (PUK) - correct answer A number for unlocking a cell
phone.
Subscriber identity module (SIM) - correct answer A card that identifies a phone
with a user and a number.
Universal Mobile Telecommunications System (UMTS) - correct answer A 3G
standard based on GSM.
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