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