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Final Quiz - Cybersecurity 101 Flashcards | StudBud
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Final Quiz - Cybersecurity 101
Final Quiz - Cybersecurity 101
30 terms
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StudBud Administration
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22 plays
A #CS #Cybersecurity quiz
Flashcards
30 cards
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Practice quiz
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Host live
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Questions
30
Answers
1
Scanning is...
Looking for open servers
Looking for open VMs
Looking for open URLs
Looking for open ports (services)
2
Patches should be applied...
Sometimes
In some systems
As soon as possible
Never
3
An example of a web client is...
Chrome
Mac OS
Word
Excel
4
What is the advantage of RSA?
It will never be broken
We do not have to share public keys
We do not have to share private keys
All
5
How do we decrypt a Caesar cipher?
We use brute force
All
We steal the key
We use frequency distribution
6
Denial of service is...
Denying service to illegitimate users
Denying service to underage users
Denying service to legitimate users
7
What is a switch?
A special computer
A device that gives you faster internet connection
A device that connects multiple networks
A device that connects computers, printers, and servers
8
What is a server?
A VM
Google
a computer that manages access to a service
9
What is encryption?
Transform from cipher text to plain text
Transform from plain text to cipher text
10
What is a computer network?
A set of devices connected to share resources
A set of switches connected to share resources
A set of software connected to share resources
11
What is a firewall?
Ingress or Egress traffic filtering
Ingress and Egress traffic filtering
Antivirus
All
12
Spoofing is...
Faking your HTTP
Faking your IP
Faking your TCP
13
We can defeat phishing with
antivirus
education
all
better locks
14
What does an operating system do?
Manages the HW/SW resources so they are used by applications
Manages the HW resources so they are used by applications
Manages the SW resources so they are used by applications
15
What is GENI?
A set of machines used for network experiments
A simulation of machines used as a network
A set of middleware used for network experiments
16
Can a virus detect that it is running in a Virtual Machine?
No
Yes
Yes, if it is smart enough
No, a Virtual Machine is not a real machine
17
What does a Virtual Machine do?
Coordinates a system’s resources
Allows you to use the Internet
Allows users to configure the computer’s resources
Allows you to run a computer within your computer
18
Reconnaissance is...
Gathering information
Open Source intelligence (OS Int)
All
Google search
19
Why do we need cryptography?
Because we use computers
Because we use email
Because the Internet is an open medium
20
Social Engineering is...
Beating someone to get their secret
Manipulating humans to give you their secret
Being an engineer
Being social
21
What is IoT?
Interconnection of Things
Internet of Things
Interconnection of TCPs
Internet of Trouble
22
What is a router?
A special computer
A device that connects computers, printers, and servers
A device that connects multiple networks
A device that gives you faster internet connection
23
How can we avoid viruses?
All
Run regular antivirus scans
Think before you click
Update your OS
24
What is the basic idea of public key crypto?
Using a public (encryption) key and private (decryption) key
Using a secret key
Using a private (encryption) key and public (decryption) key
25
What is a worm?
Malware that can delete, corrupt, destroy ones machine
Fishing bait
Malware that can self propagate
26
Human errors are ...
The least usual reason of security breach
The most usual reason of security breach
27
Does frequency distribution work every time successfully to break a cipher?
No
Yes
28
A workstation is...
a desktop computer more powerful than a PC
desktop computer like your PC
a desktop computer running Linux
29
What is a virus?
Malware that can self propagate
The flu
Malware that can delete, corrupt, destroy ones machine
30
Intrusion detection systems...
Prevent some attacks
Detect zero days
Detect some attacks
Prevent zero days
