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Digital Evidence Midterm Review

Total questions: 70

Worksheet time: 1hrs 10mins

Name
Class
Date
1.

If you use Andriod Auto or Apple Carplay, is BERLA able to retrieve what was done through Auto/Carplay?

a)

Yes

b)

No

2.

What is BERLA used to collect data from?

a)

Phones

b)

Computers

c)

Vehicles

d)

iPads

3.

What type of system does a vehicle need in order for BERLA to be used?

(a)  

4.

Sometimes the process of using BERLA is destructive.

a)

True

b)

False

5.

What does BFU stand for?

a)

Bytes For U

b)

Best Forensic Unlock

c)

Before First Unlock

d)

Before Forensic Unlock

6.

Using end-to-end keys that are required to open the contents of digital information is a process called ______.

a)

Bit Locking

b)

Byte Sharing

c)

Codebreaking

d)

Encryption

7.

If a computer is off, you should leave it off when collecting it.

a)

True

b)

False

8.

Why is it necessary to remove a device from it's network when collecting it?

a)

Someone could remotely wipe the device

b)

To stop getting text messages on the device

c)

To save the battery

d)

To keep it unlocked

9.

It is OK to let an unlocked phone lock after you collect it.

a)

True

b)

False

10.

Digital evidence examination involves looking for both ______ and ______ data on devices

a)

Secret, Typed

b)

Latent, Visible

c)

Latent, Variable

d)

Visible, Discernable

11.

A byte is comprised of a group of (a)   .

12.

Random Access Memory is commonly abbreviated as (a)   .

13.

When data is _____, that data is overwritten with 0s and is gone.

a)

Typed

b)

Deleted

c)

Parsed

d)

Erased

14.

When data is _______ on a device, it is not necessarily unrecoverable.

a)

Wiped

b)

Deleted

c)

Erased

d)

Hidden

15.

A bit-by-bit copy of a device is known as a _________ .

a)

Forensic Image

b)

Hash

c)

Copy

d)

Case

16.

If two files have the same hash value, that indicates that they are exact copies of each other.

a)

True

b)

False

17.

The SHA-512 and MD5 values above are examples of _________ .

a)

Codecs

b)

Phone Numbers

c)

Hashes

d)

Encryption Keys

18.

A (a)   is defined as he electronic representation of a sequence of images, depicting either stationary or moving scenes.

19.

What are the two types of compression?

a)

Lossy

b)

Full

c)

Compressed

d)

Loosless

20.

What type of video frame shows the ENTIRE image, with nothing missing?

a)

P

b)

I

c)

B

d)

A

21.

.avi is an example of this type of file that encapsulates media into one file.

a)

Proprietary

b)

Container

c)

Uno Reverse

d)

Codec

22.

________ is defined as the amount of detail in an image.

a)
Resolution
b)

Accutance

c)

Sharpness

d)

Pixellation

23.

What are the main ways to extract video from a DVR?

a)

Via USB

b)

Via CD/DVD

c)

Screen Capture

d)

Network Connection

24.

Because all of this evidence is digital, we do not need to take photos of it or while we collect it.

a)

True

b)

False

25.

DVR stands for ________ .

a)

Digital Video Recorder

b)

Digital Video Reader

c)

Digital Voice Recorder

d)

Dynamic Video Receiver

26.

Which are phases of digital evidence history?

a)

Pro Bono

b)

Ad-Hoc

c)

Structured

d)

Enterprise

27.

Digital examinations are completed on evidentiary devices themselves - as in, it's completed on the original device directly.

a)

True

b)

False

28.

Digital examinations are completed on master copies of evidence.

a)

True

b)

False

29.

Digital examinations are completed on working copies of evidence.

a)

True

b)

False

30.

Your search warrant indicates that you can look for optical media. Which of the following are you allowed to collect?

a)

USB drive

b)

DVD

c)

Computer Hard Drive

d)

External Hard Drive

31.

Any device or media with electronic information storage may be relevant to the case and relied on in court proceedings is considered ___________ .

a)

Cell Phone

b)

Encrypted

c)

Statutory

d)

Digital Evidence

32.

What are the steps of a digital investigation?

a)

Preparation, identification, preservation, examination, analysis,

presentation

b)

Preparation, identification, preservation, collection, examination, analysis,

presentation

c)

Identification, preservation, collection, examination, analysis,

presentation

d)

Preparation, identification, preservation, collection, examination, analysis

33.

When the device itself contains the stolen data, it is considered the ______ .

a)

Fruit of the crime

b)

Seed of the crime

c)

Contemporary crime

d)

Target of the crime

34.

What kind of crime are skimmers used in?

a)

Computer theft

b)

Driver's license theft

c)

What's a skimmer?

d)

Credit card theft

35.

It is not important to gather and worry about traditional evidence (like fingerprints or DNA) when collecting/analyzing digital evidence.

a)

True

b)

False

36.

A small pouch used to prevent wireless or electronic signals from making its way to a device is a (a)   bag.

37.

Where are appropriate places to search for digital evidence at a crime scene? Select all that apply.

a)

Around the computer

b)

Under the keyboard

c)

Typical hiding places

d)

Inside manuals

38.

When you need to acquire an image and examine the entire contents of a device, you

would pick which image type?

a)

Logical

b)

File System

c)

Physical

39.

Which one of these is NOT a challenge/privacy concern for IoT?

a)

Privacy vs Evidence

b)

Reliability

c)

Legal Practicality

d)

IoT Energy Efficiency

40.

In 2016 the _______ attack on vulnerable IoT devices demonstrated the importance of creating strong passwords and completing regular firmware updates.

a)

Mirai Botnet

b)

Owlet Heart Monitor

c)

TRENDnet

d)

St. Jude Medical Pacemaker

41.

When collecting IoT devices, it is important to turn off network connections to prevent remote data manipulation or deletion?

a)

True

b)

False

42.

Which of the following is NOT an example of IoT data being used in an investigation?

a)

Amazon Echo recording audio contradicting suspect alibi.

b)

Smart Locks being unlocked by suspect's phone during time of murder

c)

Fitbit watch tracking sleep patterns of victim to help determine time of death.

d)

Smart fridge tracking the victims eating habits.

43.

What is a forensic image?

a)

A photograph of a crime scene.

b)

A bit-by-bit copy of the original device

c)

d)

A crime scene sketch

44.

Forensic Toolkit (FTK) is another tool used for ______ of forensic images.

a)

Acquisition

b)

Parsing

c)

Expiditing

d)

Encrypting

45.

Autopsy is another tool used for ______ of forensic images.

a)

Acquisition

b)

Parsing

c)

Expiditing

d)

Encrypting

46.

What is the most common forensic image file type?

a)

AAF

b)

RAW

c)

E01

d)

F5

47.

When collecting a forensic image using FTK, the examiner can elect to encrypt the image.

a)

True

b)

False

48.

In the case of Arkansas vs. Bates what kind of IoT device was used as crucial evidence in a murder investigation?

a)

Fitbit

b)

Amazon Echo

c)

Google Nest

d)

SimpliSafe Smart Lock

49.

FTK, Autopsy, and most general forensic tools all do the same basic thing - collect and categorize information recovered from digital evidence.

a)

True

b)

False

50.

Autopsy allows tagging of content.

a)

True

b)

False

51.

The temperature where you store digital evidence doesn't matter.

a)

True

b)

False

52.

This type of extraction only recovers visible data, not deleted data.

a)

Binary

b)

Raw

c)

Physical

d)

Logical

53.

How you collect a computer will vary depending on it's state - on vs off, encryption programs present, etc.

a)

True

b)

False

54.

If you collect a cell phone that is on but locked, what should you do? Select all that apply.

a)

Put it in airplane mode if you can

b)

Plug it in

c)

Attempt to enter a password

d)

Turn it off

55.

If you have to unplug a computer, you should unplug it from:

a)

The wall

b)

The back of the computer

56.

People never reuse passwords, so you don't need to collect anything from the scene with a password written on it.

a)

True

b)

False

57.

When collecting video from a DVR, what filetype(s) should you always collect, if able?

a)

Proprietary/Native

b)

Accepted/Common

c)

Universal/Container

d)

Extra/Edited

58.

______ storage is an internal media used by a computer to store data, usually referred to as the hard drive.

a)

Fixed

b)

Removable

c)

External

d)

Temporary

59.

After digital evidence of a crime has been erased, a DE examiner can recover it.

a)

True

b)

False

60.

Which one of these are reasons to collect both the native file type and common container file of a video file? Select all that apply.

a)

Compression ratios are different.

b)

The quality of video will likely be better on the original.

c)

They are both playable on any computer.

d)

Compression artifacts may be present in only one.

61.

When RAM memory is gone, its unretrievable.

a)

True

b)

False

62.

Investigators can legally force someone to provide their password.

a)

True

b)

False

63.

A device "dump" is also known as? Select all that apply.

a)

Acquisition

b)

Extraction

c)

File Type

d)

Format

64.

On an encrypted device, like your phone, we must have the password or decryption key to get all of the information off of the device.

a)

True

b)

False

65.

What type of extraction involves  physically removing flash memory chips from a subject device and then acquiring the raw data using specialized equipment?

a)

JTAG

b)

Logical

c)

Physical

d)

Chip Off

66.

Before conducting any search, an investigator needs proper search authority.

a)

True

b)

False

67.

After serving a search warrant, you are required to list what you seized in the warrant.

a)

True

b)

False

68.

____ data is things that the user can see and interact with on their device.

a)

Visible

b)

Latent

c)

Purchased

d)

Viewer

69.

What it the process an examiner goes through to determine which items and in what order they will analyze from a case?

a)

Parsing

b)

Sorting

c)

Triage

d)

Acquisition

70.

is any type of storage device that can be removed from a computer while the system is running.

(a)