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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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PLTW Cybersecurity
Flashcards
18 cards
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Questions
18
Answers
1
What is a vulnerability?
a small network prone to getting hacked
a way to strengthen or harden a network to not allow access
weakness in a system that allows an attacker to gain access
software that is spread by people that infects a computer
2
Why do computer networks exist?
resource sharing (applications, hardware, files etc.)
user communications (email, video conferencing, chat etc.)
video games
all are true
3
Which of the following are ports that FTP use?
20
443
80
21
4
Which of the following is the port that HTTP uses?
443
20
21
80
5
What is a LAN?
a large network that spans a city or metropolitan area
a land-line telephone
the type of network that the Internet is
a small local area network of computers and devices
6
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
Yas queen!
Usually, but not always
7
What is a firewall?
a device that keeps people out of a room using a fire trap
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
8
What is a service?
a specific app or part of an app such as email, chat, etc.
weakness in a system that allows an attacker to gain access
a device that connects networks
an address that a process uses to make itself available
9
What is the difference between a virus and a worm?
a virus seems like a legit app, a worm doesn't
a worm spreads by user interaction, a virus does on its own
a virus spreads by user interaction, a worm does on its own
a virus is spread from a human, a worm is spread from a dog
10
What is a trojan horse?
annoying advertising software
a malicious program disguised as legitimate software
a sacrificial horse that the Greeks offered to their gods
a type of malware that spreads on its own across a network
11
What is a protocol?
a preliminary model of something
a device that connects multiple networks
an agreed-upon method for communication
enhancements, improvements, and problem fixes for software
12
What is a network topology?
a layout of cellular towers in a geographical area
the arrangement of natural & artificial features of an area
a device that connects networks together
the arrangement of the various elements of a network
13
What is a backdoor?
when you knock on a door & guess the correct secret password
the opposite of a frontdoor attack
malicious software that bypasses normal restricted access
when a server room has a second door that isn't kept locked
14
What is malware?
a type of hacker who codes viruses
a free app made by a guy named Mel
an unauthorized breach of a secure network
software that is intended to do harm or damage
15
What precautions should be taken to protect against malware?
all are true
configure your firewall correctly
use anti-virus software
perform data backups regularly
16
What is Event Viewer used for in Windows?
it shows log files
it lists local concerts and shows
it shows upcoming calendar events
none are true
17
What is a log file?
an address that a process uses to make itself available
an agreed-upon method for communication
an official record of activities that occur on a computer
it gets chopped off, or disconnected, from a network tree
18
What is a port?
a device that connects multiple networks together
a computer shared by multiple users across a network
an address that a process uses to make itself available
FTP
