WorksheetsChapter 2 - Network & Computer Attacks #BNS3333
Total questions: 22
Worksheet time: 16mins
Which statement define malware most accurately?
Malware is a form of virus.
Trojans are malware.
Malware covers all malicious software
Malware only covers spyware
Which are TWO characteristics of a virus?
A virus is malware.
A virus replicates on its own.
A virus replicates with user interaction.
A virus is an item that runs silently.
A virus does not do which of the following?
Replicates with user interaction
Changes configuration settings
Exploits vulnerabilities
Displays pop-ups
Which TWO statements are true of a worm?
A worm is malware.
A worm replicates on its own.
A worm replicates with user interaction.
A worm is an item that runs silently.
What are worms typically known for?
Rapid replication
Configuration changes
Identity theft
DDoS
A Trojan relies on _______ to be activated.
Vulnerability
Social engineering
Port redirection
Human beings
Which one is indication of VIRUS?
Abnormal activity by the modem, by itself network adapter, or hard drive
Computer browser is redirected to unknown pages
The account passwords are to unknown pages changed or unauthorized access
File names turn strange, often beyond recognition
Which one is indication of computer TROJAN?
The hard drive is always full, even without installing any programs
The floppy disk drive or hard drive runs when it is not being used
The keyboard or the computer emits strange or beeping sounds
Functions of the right and left mouse buttons are reversed
Which one is NOT correct countermeasure of Computer Trojan attack
opening email attachments received from unknown senders
Block all unnecessary ports at the host and firewall
Avoid accepting the programs transferred by instant messaging
Harden weak, default configuration settings
____ a program in which the malicious or harmful code is contained inside apparently harmless programming or data in such a way that it can get control and cause damage.
Trojan
Worm
Virus
Which one is a common attack of Fabrication Attack
Attack against Encrypted Data
Spoofing Attack
Denial of Service Attack
a situation in which one person or program successfully masquerades as another by falsifying data and thereby gaining an illegitimate advantage
Spoofing Attack
Attack against Encrypted Data
Man In The Middle Attack
Social Engineering
________ exploits the TCP three-way handshake. It involves sending multiple SYN requests (1,000+) to a targeted server.
Ping of Death
Syn Flood Attack
Distributed DoS (DDoS)
Syn Half-Open Scan
________ attacks are designed to saturate network links with illegitimate data. This data can overwhelm an Internet link, causing legitimate traffic to be dropped.
Ping of Death
Syn Flood
Distributed DoS (DDoS)
X-Mass Scan
__________ is a network of zombie or compromised computers under control of an attacker
Botmaster
Botnet
Bot
Robot
__________ is a type of malware that allows an attacker to take control over an affected computer. Usually part of a network of infected machines.
Botmaster
Botnet
Bot
Robot
A "bot" infected computer does the bidding of its master, many people refer to these victim machines as zombies. The cybercriminals that control these bots are called _________
Botmaster
Botnet
Robot
Robocop
Criminals use botnets to do these exploitation except:
Distributed Denial of Service Attack
Send out spam email messages.
Scan the open port
Manipulation of online polls / games
What is the term used to describe an attack where an unauthorized person disrupts the normal functioning of a system?
Interruption Attack
Fabrication Attack
Modification Attack
Interception Attack
What is the term used to describe an attack where an unauthorized person creates and inserts false information into a system?
Interruption Attack
Fabrication Attack
Modification Attack
Interception Attack
Which of the following is the recommended solution to stay safe while using untrusted networks? (Select 2 Answers)
Use unsecured connections without entering any sensitive information
Connect to untrusted networks and only access trusted websites
Use Virtual Private Networks (VPNs) to secure your connection
Only use the Hyper Text Transfer Protocol Secure (HTTPS) for trusted websites
Which of the following statements is true regarding backups?
Backups are not important for protecting your data
Backups are the most important defensive measure for protecting your data
Backups can only recover some data in case of severe damage
Backups are not necessary if you have up-to-date antivirus software
