The first 3 bytes of an XIF file are exactly the same as a TIF file.
Graphics files are created and saved in a graphics editor, such as Microsoft Paint, Adobe Freehand MX, Adobe Photoshop, or Gnome GIMP.
Most digital cameras use the bitmap format to store photos.
When you decompress data that uses a lossy compression algorithm, you regain data lost by compression.
Each graphics file type has a unique header value.
How many bits are required to create a pixel capable of displaying 65,536 different colors?
8
16
32
64
Which of the following is not considered to be a non-standard graphics file format?
.dxf
.tga
.rtl
.psd
All TIF files start at offset 0 with what 6 hexadecimal characters?
2A 49 48
FF 26 9B
49 49 2A
AC 49 2A
What kind of graphics file combines bitmap and vector graphics types?
metafile
bitmap
jpeg
tif
The process of converting raw picture data to another format is called _________________.
splicing
carving
demosaicing
vector quantization
What format was developed as a standard for storing metadata in image files?
jpeg
exif
bitmap
Which of the following formats is not considered to be a standard graphics file format?
gif
dxf
tga
Select below the utility that is not a lossless compression utility:
PKZip
WinZip
StuffIt
Lzip
In simple terms, _____________ compression discards bits in much the same way rounding off decimal values discards numbers.
Huffman
Lempel-Ziv-Welch (LZW)
Vector Quantization
Adaptive Quantization
What file type starts at offset 0 with a hexidecimal value of FFD8?
tiff
xdg
bmp
How many different colors can be displayed by a 24 bit colored pixel?
256
65,536
16,777,216
4,294,967,296
The _____________ format is a proprietary format used by Adobe Photoshop.
.fh11
.svg
.psd
For EXIF JPEG files, the hexadecimal value starting at offset 2 is _____________.
FFE0
FFE1
FFD8
FFD9
Referred to as a digital negative, the _______ is typically used on many higher-end digital cameras.
raster file format
bitmap file format
jpeg file format
raw file format
The Lempel-Ziv-Welch (LZW) algorithm is used in _____________ compression.
lossy
lossless
vector quantization
adaptive
For all JPEG files, the ending hexadecimal marker, also known as the end of image (EOI), is ____________.
FFE0
FFD8
FFFF
Which graphics file format below is rarely compressed?
GIF
JPEG
BMP
None of the above
When looking at a byte of information in binary, such as 11101100, what is the first bit on the left referred to as?
major significant bit (MSB)
least significant bit (LSB)
most significant bit (MSB)
leading significant bit (LSB)
What act defines precisely how copyright laws pertain to graphics?
1988 Image Ownership Act
1976 Copyright Act
1923 Patented Image Act
1976 Computer Fraud and Abuse Act
Which of the following is not a type of graphic file that is created by a graphics program?
bitmap images
vector graphics
metafile graphics
raster graphics
Because attorneys do not have the right of full discovery of digital evidence, it is not possible for new evidence to come to light while complying with a defense request for full discovery.
One of the most critical aspects of digital forensics is validating digital evidence because ensuring the integrity of data you collect is essential for presenting evidence in court.
The advantage of recording hash values is that you can determine whether data has changed.
In private sector cases, like criminal and civil cases, the scope is always defined by a search warrant.
Advanced hexadecimal editors offer many features not available in digital forensics tools, such as hashing specific files or sectors.
What format below is used for VMware images?
.vhd
.vmdk
.s01
.aff
In which file system can you hide data by placing sensitive or incriminating data in free or slack space on disk partition clusters?
NTFS
FAT
HFSX
Ext3fs
Which password recovery method uses every possible letter, number, and character found on a keyboard?
rainbow table
dictionary attack
hybrid attack
brute-force attack
The goal of recovering as much information as possible can result in ________________, in which an investigation expands beyond the original description because of unexpected evidence found.
litigation
scope creep
criminal charges
violations
Which of the following file systems can't be analyzed by OSForensics?
FAT12
Ext2fs
HFS+
XFS
In Windows, the ______________ command can be used to both hide and reveal partitions within Explorer.
format
fdisk
grub
diskpart
Select the tool below that does not use dictionary attacks or brute force attacks to crack passwords:
Last Bit
AccessData PRTK
OSForensics
Passware
Within Windows Vista and later, partition gaps are _____________ bytes in length.
64
128
512
Which option below is not a disk management tool?
Partition Magic
Partition Master
GRUB
HexEdit
Typically, anti-virus tools run hashes on potential malware files, but some advanced malware uses ________________ as a way to hide its malicious code from antivirus tools.
hashing
bit-shifting
registry edits
slack space
A user with programming experience may use an assembler program (also called a __________ ) on a file to scramble bits, in order to secure the information contained inside.
compiler
shifter
macro
script
What letter should be typed into DiskEdit in order to mark a good sector as bad?
M
B
T
D
Many commercial encryption programs use a technology called _____________, which is designed to recover encrypted data if users forget their passphrases or if the user key is corrupted after a system failure.
key vault
key escrow
bump key
master key
What technique is designed to reduce or eliminate the possibility of a rainbow table being used to discover passwords?
salted passwords
scrambled passwords
indexed passwords
master passwords
When performing a static acquisition, what should be done after the hardware on a suspect's computer has been inventoried and documented?
Inventory and documentation information should be stored on a drive and then the drive should be reformatted.
Start the suspect's computer and begin collecting evidence.
The hard drive should be removed, if practical, and the system's date and time values should be recorded from the system's CMOS.
Connect the suspect's computer to the local network so that up to date forensics utilities can be utilized.
In order to aid a forensics investigation, a hardware or software ______________ can be utilized to capture keystrokes remotely.
keygrabber
keylogger
packet capture
protocol analyzer
The AccessData program has a hashing database, ________________, which is available only with FTK, and can be used to filter known program files from view and contains the hash values of known illegal files.
DeepScan Filter
Unknown File Filter (UFF)
Known File Filter (KFF)
FTK Hash Imager
The term for detecting and analyzing steganography files is _________________.
steganology
steganalysis
steganomics
A ____________ image file containing software is intended to be bit-stream copied to floppy disks or other external media.
dd
DiskEdit
The _______________________ maintains a national database of updated file hash values for a variety of OSs, applications, and images, but does not list hash values of known illegal files.
Open Hash Database
HashKeeper Online
National Hashed Software Reference
National Software Reference Library
Type 2 hypervisors are typically loaded on servers or workstations with a lot of RAM and storage.
Forensics tools can't directly mount VMs as external drives.
The capability of type 1 hypervisors is limited only by the amount of available RAM, storage, and throughput.
The Honeynet Project was developed to make information widely available in an attempt to thwart Internet and network attackers.
The Sysinternals Handle utility shows only file system activity, but does not show what processes are using files on the file system.
What virtual machine software supports all Windows and Linux OSs as well as Macintosh and Solaris, and is provided as shareware?
KVM
Parallels
Microsoft Virtual PC
VirtualBox
The __________ disk image file format is associated with the VirtualBox hypervisor.
.vmdk
.hda
.vdi
What Windows Registry key contains associations for file extensions?
HKEY_CLASSES_ROOT
HKEY_USERS
HKEY_LOCAL_MACHINE
HKEY_CURRENT_CONFIG
In VirtualBox, ____________ different types of virtual network adapters are possible, such as AMD and Intel Pro adapters
2
4
6
The SANS Investigative Forensics Toolkit (SIFT) appliance can currently only be installed on what version of Ubuntu?
12.04
13.11
14.04
14.11
Select below the option that is not a common type 1 hypervisor:
VMware vSphere
Microsoft Hyper-V
Citirix XenServer
Oracle VirtualBox
The NSA's defense in depth (DiD) strategy contains three modes of protection. Which option below is not one of the three modes?
People
Technology
Operations
Management
The _______________ command line program is a common way of examining network traffic, which provides records of network activity while it is running, and produce hundreds or thousands of records.
netstat
ls
ifconfig
tcpdump
Select below the program within the PsTools suite that allows you to run processes remotely:
PsService
PsPasswd
PsRemote
PsExec
The tcpdump and Wireshark utilities both use what well known packet capture format?
Netcap
Pcap
Packetd
RAW
The ___________________ is a good tool for extracting information from large Libpcap files; you simply specify the time frame you want to examine.
Tcpdstat
Tcpslice
Ngrep
The _____________________ tool is an updated version of BackTrack, and contains more than 300 tools, such as password crackers, network sniffers, and freeware forensics tools.
Kali Linux
Ubuntu
OSForensics
Sleuth Kit
In Windows, what PowerShell cmdlet can be used in conjunction with Get-VM to display a virtual machine's network adapters?
Show-NetworkAdapters
Query-ipconfig
Get-VMNetworkAdapter
Dump-Netconfig
What file type below, associated with VMWare, stores VM paging files that are used as RAM for a virtual machine?
.nvram
.vmem
.vmpage
.vmx
What processor instruction set is required in order to utilize virtualization software?
AMD-VT
Intel VirtualBit
Virtual Machine Extensions (VMX)
Virtual Hardware Extensions (VHX)
Select the file below that is used in VirtualBox to create a virtual machine:
.vbox
.r0
.ova
The __________________ is the version of Pcap available for Linux based operating systems.
Winpcap
Libpcap
Tcpcap
What utility is best suited to examine e-mail headers or chat logs, or network communication between worms and viruses?
Argus
Ngrep
At what layers of the OSI model do most packet analyzers function?
Layer 1 or 2
Layer 2 or 3
Layer 3 or 4
Layer 4 or 5
In a __________ attack, the attacker keeps asking your server to establish a connection, with the intent of overloading a server with established connections.
smurf
SYN flood
spoof
ghost
The DomainKeys Identified Mail service is a way to verify the names of domains a message is flowing through and was developed as a way to cut down on spam.
The Pagefile.sys file on a computer can contain message fragments from instant messaging applications.
In an e-mail address, everything before the @ symbol represents the domain name.
Committing crimes with e-mail is uncommon, and investigators are not generally tasked with linking suspects to e-mail.
An Internet e-mail server is generally part of a local network, and is maintained and managed by an administrator for internal use by a specific company.
What command below could be used on a UNIX system to help locate log directories?
show log
detail
search
find
The _______________ utility can be used to repair .ost and .pst files, and is included with Microsoft Outlook.
fixmail.exe
scanpst.exe
repairpst.exe
rebuildpst.exe
E-mail administrators may make use of _________________, which overwrites a log file when it reaches a specified size or at the end of a specified time frame.
log recycling
circular logging
log purging
log cycling
Syslog is generally configured to put all e-mail related log information into what file?
/usr/log/mail.log
/var/log/messages
/proc/mail
/var/log/maillog
What kind of files are created by Exchange while converting binary data to readable text in order to prevent loss of data?
.txt
.tmp
.exe
.log
On a UNIX system, where is a user's mail stored by default?
/var/mail
/var/log/mail
/username/mail
/home/username/mail
Where does the Postfix UNIX mail server store e-mail?
/var/mail/postfix
/var/spool/postfix
/etc/postfix
One of the most noteworthy e-mail scams was 419, otherwise known as the _______________.
Nigerian Scam
Lake Venture Scam
Conficker virus
Iloveyou Scam
What information is not typically included in an e-mail header?
The sender's physical location
The originating IP address
The unique ID of the e-mail
The originating domain
In older versions of exchange, what type of file was responsible for messages formatted with Messaging Application Programming Interface, and served as the database file?
.ost
.edp
.edb
.edi
What type of Facebook profile is usually only given to law enforcement with a warrant?
private profile
advanced profile
basic profile
Neoprint profile
Which option below is the correct path to the sendmail configuration file?
/var/etc/sendmail.cf
/var/mail/sendmail.cf
/usr/local/sendmail.cf
/etc/mail/sendmail.cf
In what state is sending unsolicited e-mail illegal?
Florida
Washington
Maine
New York
What service below can be used to map an IP address to a domain name, and then find the domain name's point of contact?
iNet
ARIN
Google
ERIN
Which e-mail recovery program below can recover files from VMware and VirtualPC virtual machines, as well as ISOs and other types of file backups?
Fookes Aid4mail
DataNumen Outlook Repair
EnCase Forensics
AccessData FTK
Exchange uses an Exchange database and is based on the _______________________, which uses several files in different combinations to provide e-mail service.
Microsoft Mail Storage Engine (MSE)
Microsoft Stored Mail Extensions (SME)
Microsoft Extended Mail Storage (EMS)
Microsoft Extensible Storage Engine (ESE)
The Suni Munshani v. Signal Lake Venture Fund II, LP et al case is an example of a case that involves e-mail ____________.
destruction
spamming
spoofing
theft
In order to retrieve logs from exchange, the PowerShell cmdlet _______________________ can be used.
GetExchangeLogs.ps1
GetLogInfo.ps1
ShowExchangeHistory.ps1
GetTransactionLogStats.ps1
Select the program below that can be used to analyze mail from Outlook, Thunderbird, and Eudora.
AccessData FTK
DataNumen
R-Tools R-Mail
Fookes Aid4Mail
Which service below does not put log information into /var/log/maillog?
SMTP
Exchange
IMAP
POP
What frequencies can be used by GSM with the TDMA technique?
1200 to 1500 MHz
2.4 GHz to 5.0 GHz
600 to 1000 MHz
800 to 1000 MHz
What digital network technology is a digital version of the original analog standard for cell phones?
GSM
CDMA
iDEN
D-AMPS
The _______________ component is made up of radio transceiver equipment that defines cells and communicates with mobile phones; sometimes referred to as a "cell phone tower".
Base station controller (BSC)
Mobile switching center (MSC)
Base transceiver controller (BTC)
Base transceiver station (BTS)
What organization is responsible for the creation of the requirements for carriers to be considered 4G?
IEEE
ITU-R
ISO
TIA
Nonvolatile memory on a mobile device can contain OS files and stored user data, such as a __________________ and backed-up files.
Professional Data Holder
Personal Assistant Organizer
Personal Data Manager
Personal Information Manager
The ___________________ technology is designed for GSM and Universal Mobile Telecommunications Systems (UMTS) technology, supports 45 Mbps to 144 Mbps transmission speeds.
WiMAX
LTE
MIMO
UMB
Which of the NIST guidelines below requires using a modified boot loader to access RAM for analysis?
Chip-off
Manual extraction
Hex dumping
Micro read
GSM refers to mobile phones as "mobile stations" and divides a station into two parts, the __________ and the mobile equipment (ME).
antenna
SIM card
radio
transceiver
What digital network technology was developed during World War II?
TDMA
CDMA
GSM
What type of mobile forensics method listed by NIST guidelines involves looking at a device's content page by page and taking pictures?
Manual extraction
Chip-off
Logical extraction
What method below is not an effective method for isolating a mobile device from receiving signals?
placing the device into a plastic evidence bag
placing the device into a paint can, preferably one previously containing radio-wave blocking paint
placing the device into airplane mode
turning the device off
Select below the option that is not a typical feature of smartphones on the market today:
Microprocessor
Flash
ROM
Hard drive
What standard introduced sleep mode to enhance battery life, and is used with TDMA?
IS-99
IS-140
IS-136
IS-95
Within NIST guidelines for mobile forensics methods, the ______________ method requires physically removing flash memory chips and gathering information at the binary level.
Micro read
On what mobile device platform does Facebook use a SQLite database containing friends, their ID numbers, and phone numbers as well as files that tracked all uploads, including pictures?
Android
Blackberry
Windows RT
iPhone
Where is the OS stored on a smartphone?
RAM
Microprocessor
Read/write flash
The ________________ technology uses the IEEE 802.16e standard and Orthogonal Frequency Division Multiple Access (OFDMA) and supports transmission speeds of 12 Mbps
UMB
Which of the following is not a type of peripheral memory card used in PDAs?
Secure Digital (SD)
Compact Flash (CF)
MultiMediaCard (MMC)
RamBus (RB)
Which component of cell communication is used to route digital packets for the network and relies on a database to support subscribers?
Base transciever station (BTS)
Base transciever controller (BTC)
Mobile switching center (MSC)
Most Code Division Multiple Access (CDMA) networks conform to ____________ , created by the Telecommunications Industry Association (TIA).
TS-95
802.11
IS-95
IS-136
The use of smart phones for illicit activities is becoming more prevalent.
Because mobile phones are seized at the time of arrest, a search warrant is not necessary to examine the device for information.
Most Code Division Multiple Access networks conform to IS-95. The systems are referred to as CDMAOne, and when they went to 3G service, they became CDMAThree.
While travelling internationally with a GSM phone, you can pop in a SIM card for the country you're currently in, rather than get a new phone.
Search and seizure procedures for mobile devices are as important as procedures for computers.