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Cyber EOC Review 2 Flashcards | StudBud
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Cyber EOC Review 2
Cyber EOC Review 2
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1
Need to run an update, it is an exe, a security service won't allow exe to copy. Change from .exe to .txt to allow.
False
True
2
Permission matrix,
rwxr-xr--
exists for file index.html. What rights do the file's group user have?
read only
read, write and execute
execute only
read and execute
3
Which method did the hacker use?
denial-of-service (DDoS)
SQL injection
cross-site scripting (XSS)
forceful directory browsing
4
An algorithm used for encryption or decryption?
ciphers
encryption key
disc
plain text
5
In Linux, the command
touch .superimportantFile.txt
does what?
Creates a non-hidden file called .superImportantFile.txt
Reads a non-hidden file called .superImportantFile.txt
Creates a hidden file called .superImportantFile.txt
Reads a hidden file called .superImportantFile.txt
6
Pick best option below
suspects there is a breach
create a baseline
doesn't need to do this
update virus software
7
Folders in Linux are referred to as ....
a file system.
directories.
placeholders.
all are correct.
8
Which is the correct order of the permissions for entities below?
owner, group, other
parent, child, root
root, group, owner
group, owner, individual
9
Ensuring sensitive info is accessible only to authorized peeps. Involves implementing access controls and encryption
Accessibility
Confidnetiality
Integrity
10
Given a component mach the OSI Layer, component - router in front of server
data link
network
application
physical
11
In Linux, only super users (i.e. root) can kill commands that were started by other users.
False
True
12
Given a component mach the OSI Layer, component - TCP
transport
application
physcial
network
13
In Linux, the command
ps -ef
will show all running processes and which user is running them.
False
True
14
sweep11 has been identified as a malicious process. What is the name of the process that started the attack?
–xfiler /amp
sortx -af
root
threads -q
15
Encryption method that uses two keys, Public and Private
Asymmetric
Symmetric
Ceasar
16
Choose best option
Block the two ports on the network firewall.
Write a script to ping every machine on those two ports.
Use Wireshark® to identify the two ports.
Write a script for Nmap® that checks for the two ports.
17
Check career descriptions that is for a chief information security officer.
supervises or leads a team of cybersecurity technicians
looks for new online vulnerabilities and how to exploit them
gathers and maintains digital evidence for use in court cases
investigates cyber incidents within a network
18
In Linux, what are the 3 permission types that can be granted to an entity?
update, write and execute
read, write and execute
create, modify and delete
read, write and update
19
Which one of these is NOT a quality of hashing?
Uses an algorithm to map data of any size to a fixed length
Generally increases confidentiality
Is generally irreversible
Ensures integrity
20
What is PPID?
Both a and b
Neither a nor b
Parent Process ID
The ID process that spawned "this" process
21
Given malware type, Backdoor, which describes it's behavior
Replicates malicious software on its own to infect other computers
Secretly loaded malicious software which spreads through human interaction
A system configuration which bypasses normal, secure, or restricted access
Malicious software looks like legitimate software
22
When the letter in an alphabet is replaced with a different character or symbol.
Substitution Cipher
cryptography
ciphertext
Encryption Key
23
Analyze something without interfering or affecting it.
passive observation
passive data collection
passive analysis
active analysis
