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WorksheetsСайбер 3-4
Total questions: 37
Worksheet time: 21mins
What does a rootkit modify?
Keep software up to date.
screen savers
Use antivirus software
Microsoft Word
operating system
What is the meaning of the term logic bomb?
a malicious virus
a malicious worm
a malicious program that uses a trigger to awaken the malicious code
a malicious program that hides itself in a legitimate program
What is the name for the type of software that generates revenue by generating annoying pop-ups?
adware
trackers
spyware
pop-ups
What is the term used to describe an email that is targeting a specific person employed at a financial institution?
vishing
spyware
spam
spear phishing
target phishing
What is the name given to a program or program code that bypasses normal authentication?
Trojan
backdoor
virus
ransomware
worm
Which term describes the sending of a short deceptive SMS message used to trick a target into visiting a website?
spam
smishing
grayware
impersonation
What is a vulnerability that allows criminals to inject scripts into web pages viewed by users?
XML injection
SQL injection
Cross-site scripting
buffer overflow
Which two reasons describe why WEP is a weak protocol? (Choose two.)
The default settings cannot be modified.
The key is transmitted in clear text.
The key is static and repeats on a congested network.
Everyone on the network uses a different key.
WEP uses the same encryption features as Bluetooth.
A criminal is using software to obtain information about the computer of a user. What is the name of this type of software?
spyware
virus
adware
phishing
What are two of the tactics used by a social engineer to obtain personal information from an unsuspecting target? (Choose two.)
integrity
urgency
compassion
intimidation
honesty
An attacker is sitting in front of a store and wirelessly copies emails and contact lists from nearby unsuspecting user devices. What type of attack is this?
bluesnarfing
RF jamming
smishing
bluejacking
What is the difference between a virus and a worm?
Worms self-replicate but viruses do not.
Viruses hide in legitimate programs but worms do not.
Viruses self-replicate but worms do not.
Worms require a host file but viruses do not.
What is the term used when a malicious party sends a fraudulent email disguised as being from a legitimate, trusted source?
phishing
vishing
Trojan
backdoor
social engineering
What are two common indicators of spam mail? (Choose two.)
The email has no subject line.
The email has misspelled words or punctuation errors or both.
The email has an attachment that is a receipt for a recent purchase.
The email is from a friend.
The email is from your supervisor.
What occurs on a computer when data goes beyond the limits of a buffer?
an SQL injection
a buffer overflow
a system exception
cross-site scripting
A computer is presenting a user with a screen requesting payment before the user data is allowed to be accessed by the same user. What type of malware is this?
a type of worm
a type of virus
a type of logic bomb
a type of ransomware
What are two ways to protect a computer from malware? (Choose two.)
Keep software up to date.
Defragment the hard disk.
Empty the browser cache.
Use antivirus software.
Delete unused software.
What type of attack targets an SQL database using the input field of a user?
SQL injection
buffer overflow
Cross-site scripting
XML injection
What are three examples of administrative access controls? (Choose three.)
encryption
background checks
policies and procedures
hiring practices
intrusion detection system (IDS)
Which two terms are used to describe cipher keys? (Choose two.)
key randomness
key space
key length
keylogging
What type of cipher encrypts plaintext one byte or one bit at a time?
hash
elliptical
block
enigma
stream
What cryptographic algorithm is used by the NSA and includes the use of elliptical curves for digital signature generation and key exchange?
IDEA
El-Gamal
AES
RSA
ECC
What encryption algorithm uses one key to encrypt data and a different key to decrypt data?
transposition
symmetric
asymmetric
one-time pad
Which three protocols use asymmetric key algorithms? (Choose three.)
Pretty Good Privacy (PGP)
Secure Sockets Layer (SSL)
Secure File Transfer Protocol (SFTP)
Secure Shell (SSH)
Advanced Encryption Standard (AES)
Which asymmetric algorithm provides an electronic key exchange method to share the secret key?
hashing
DES
WEP
Diffie-Hellman
RSA
What encryption algorithm uses the same pre-shared key to encrypt and decrypt data?
one-time pad
hash
asymmetric
symmetric
What term is used to describe the technology that replaces sensitive information with a nonsensitive version?
retracting
hiding
masking
blanking
whiteout
What is the term used to describe the science of making and breaking secret codes?
jamming
factorization
impersonation
cryptology
spoofing
Which three devices represent examples of physical access controls? (Choose three.)
video cameras
swipe cards
servers
routers
locks
What term is used to describe concealing data in another file such as a graphic, audio, or other text file?
steganography
hiding
masking
obfuscation
Which 128-bit block cipher encryption algorithm does the US government use to protect classified information?
3DES
Skipjack
Caesar
AES
Vignere
A warning banner that lists the negative outcomes of breaking company policy is displayed each time a computer user logs in to the machine. What type of access control is implemented?
preventive
detective
masking
deterrent
Which term describes the technology that protects software from unauthorized access or modification?
trademark
watermarking
copyright
access control
Which type of cipher is able to encrypt a fixed-length block of plaintext into a 128-bit block of ciphertext at any one time?
block
symmetric
stream
transform
hash
What is the name of the method in which letters are rearranged to create the ciphertext?
enigma
one-time pad
substitution
transposition
Which three processes are examples of logical access controls? (Choose three.)
biometrics to validate physical characteristics
firewalls to monitor traffic
fences to protect the perimeter of a building
intrusion detection system (IDS) to watch for suspicious network activity
swipe cards to allow access to a restricted area
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