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Cyber - 1.2.1 Activity - Firewalls and Malware Flashcards | StudBud
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Cyber - 1.2.1 Activity - Firewalls and Malware
Cyber - 1.2.1 Activity - Firewalls and Malware
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StudBud Administration
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PLTW Cybersecurity
Flashcards
18 cards
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Questions
18
Answers
1
Why do computer networks exist?
all are true
resource sharing (applications, hardware, files etc.)
user communications (email, video conferencing, chat etc.)
video games
2
What is a vulnerability?
weakness in a system that allows an attacker to gain access
software that is spread by people that infects a computer
a way to strengthen or harden a network to not allow access
a small network prone to getting hacked
3
What is the difference between a virus and a worm?
a virus is spread from a human, a worm is spread from a dog
a virus spreads by user interaction, a worm does on its own
a virus seems like a legit app, a worm doesn't
a worm spreads by user interaction, a virus does on its own
4
What is a trojan horse?
a type of malware that spreads on its own across a network
annoying advertising software
a malicious program disguised as legitimate software
a sacrificial horse that the Greeks offered to their gods
5
Which of the following are ports that FTP use?
20
80
21
443
6
What is a network topology?
a layout of cellular towers in a geographical area
the arrangement of natural & artificial features of an area
the arrangement of the various elements of a network
a device that connects networks together
7
What is malware?
a type of hacker who codes viruses
software that is intended to do harm or damage
an unauthorized breach of a secure network
a free app made by a guy named Mel
8
What is a log file?
an address that a process uses to make itself available
it gets chopped off, or disconnected, from a network tree
an agreed-upon method for communication
an official record of activities that occur on a computer
9
What is Event Viewer used for in Windows?
it shows upcoming calendar events
it shows log files
none are true
it lists local concerts and shows
10
When you delete a file and empty the recycle bin, is that file actually removed from the HD?
No
Sometimes, when the computer feels like cleaning its room
Usually, but not always
Yas queen!
11
What precautions should be taken to protect against malware?
all are true
perform data backups regularly
configure your firewall correctly
use anti-virus software
12
What is a port?
FTP
a computer shared by multiple users across a network
a device that connects multiple networks together
an address that a process uses to make itself available
13
What is a LAN?
a small local area network of computers and devices
the type of network that the Internet is
a land-line telephone
a large network that spans a city or metropolitan area
14
What is a protocol?
a device that connects multiple networks
enhancements, improvements, and problem fixes for software
an agreed-upon method for communication
a preliminary model of something
15
Which of the following is the port that HTTP uses?
20
21
80
443
16
What is a service?
an address that a process uses to make itself available
weakness in a system that allows an attacker to gain access
a specific app or part of an app such as email, chat, etc.
a device that connects networks
17
What is a backdoor?
when you knock on a door & guess the correct secret password
the opposite of a frontdoor attack
when a server room has a second door that isn't kept locked
malicious software that bypasses normal restricted access
18
What is a firewall?
a computer shared by multiple users across a network
software that can stop malware from entering a device/network
a wall designed to prevent fire from spreading across it
a device that keeps people out of a room using a fire trap
