stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Preparation for Cyber Interviews Flashcards | StudBud
Explore
/
Preparation for Cyber Interviews
List the OSI model layers in order 1-7
What is symmetric? (Choose 2)
Preparation for Cyber Interviews
40 terms
·
StudBud Administration
·
69 plays
Imported from external platform
Flashcards
40 cards
F
Practice quiz
P
Host live
L
Questions
40
Answers
1
What is symmetric? (Choose 2)
It uses the same key to encrypt and decrypt
It uses two different keys (public & private) to encrypt and decrypt
None of the above
It is faster than asymmetric
2
List the OSI model layers in order 1-7
Application, Presentation, Session, Transport, Network, Data Link, Physical
Presentation, Session, Transport, Data Link, Network, Physical,Application
Physical, Application, Presentation, Transport, Network, Data Link, Session
Physical, Data Link, Network, Transport, Session, Presentation, Application
3
What is a Threat?
Threat- A potential loss or damage when the vulnerability is exposed
Threat- A weakness in a system that can be exploited by a potential hacker
Threat- Someone with the potential to harm a system/organization
All the above
4
Port 179
NNTP
BDG
IRC
IMAP
5
Port 67 & 68
SSH
DHCP
DNS
HTTP
6
How do you secure a server? (Choose 3)
Have layers of security for hardware and software such as a VPN & firewall
Test the backup process & restrict access to the servers.
Invest in basic servers & do back ups every once in a while
Establish a secure connection using protocols such as HTTPS & SSH Protocol
7
Port 123
FTP
SSH
HTTP
NTP
8
What is the highest layer of the OSI model?
Psychical
Data Link
Transport
Application
9
What is encrypting? (Choose 2)
Can't be reversed
Authorized users w/ a key/ password can decrypt to access the original data
Computing a fixed length mathematical summary of data. Can't be reversed
Process of securely encoding data
10
Port 20 and 21
HTTP
FTP
POP3
DNS
11
Port 161
NTP
SSH
SNMP
TCP
12
What layer has routers?
Presentation
Network
Session
Data Link
13
What is TCP 3 way handshake?
A TCP/IP method used to create a connection between two host
None of the above
Uses the shared key for the symmetric encryption of messages
A network process to make a connection between the server and a client.
14
What is hashing? (Choose 2)
Changing the data into a new format using a scheme
Computing a fixed length mathematical summary of data. Can't be reversed
Used to verify data integrity
Encoding data & only authorized users with a key or password can decrypt
15
What is asymmetric? (Choose 2)
It uses two different keys (public & private) to encrypt and decrypt
It uses the same key to decrypt and encrypt. It is faster than symmetric
It has more ways to communicate with devices than symmetric
It is more secure than symmetric.
16
What is a Risk?
Risk- A potential loss or damage when the vulnerability is exploited
All the above
Risk- Someone with the potential to harm a system or an organization
Risk- A weakness in a system that can be exploited by a potential hacker
17
What do you look for when trying to identify a compromised system? (Choose 2)
Old files, known users, normal network, & regular entries into the system
Login attempts, small file sizes, & fast network activity.
Slow network activity & unsuccessful login attempts
New files, users from unknown origins, & suspicious entries in the system
18
What layer has UDP & TCP?
Data Link
Transport
Presentation
Physical?
19
What is CIA Triad? (Choose 2)
Confidentiality, Integrity, & Availability
Ensures that the information is available or modified to everyone
Designed to guide information security policies within an organization
Confidentiality, Information, & Availability
20
Port 443
SSH
HTTPS
HTTP
UDP
21
What layer has a switch, bridge, & ethernet?
Transport
Session
Data Link
Application
22
Did you learn anything? Double Points (;
Maybe
YEEESSSS!
I guess
Not really
23
Port 25
RDP
BGP
SSH
SMTP
24
Which layer controls the communication between different computers?
Session
Network
Data Link
Application
25
What is HTTPS? (Choose 2)
Communication protocol is encrypted using Transport Layer Security
Secure communication over a network & is widely used on the Internet
Establishes authenticated and encrypted links between networked computers.
A transport layer security and the successor protocol of SSL
26
What is Vulnerability?
A potential loss or damage when the vulnerability is exploited
Someone with the potential to harm a system/organization
All the above
A weakness in a system that can be exploited by a potential hacker
27
What is a botnet? (Choose 2)
A group of computers that have been infected by malware
To perform (DDoS) attacks, steal data & give hackers access to the device
A type of computer program that, when executed, replicates itself
Can cause damage & propagate easily as soon as they have breached a system
28
What is IPS? (Choose 2)
Intrusion Detection System
Detects the intrusion and prevents it from entering the system
Detects intrusions, while the system admin must take charge & prevent it
Intrusion Prevention System
29
Port 22
SSH
DNS
OKM
POP3
30
Which layer has HTTP & DNS?
Physical
Data Link
Application
Transport
31
What is Phishing? (Choose 2)
Checks all possible passwords until the correct one is found.
Targets are reached by email, phone, or text message by a hacker
Tries to get sensitive information, such as SSS, financial data,& passwords
Attacker submitting many passwords with the hope of guessing correct
32
What is a traceroute? (Choose 3)
Can help you identify where a connection stops or breaks
Displays routes & measures transit delays of packets across the internet
Receives and sends data on computer networks
Lists all the points that a packet passes through
33
What is Cryptography?
None of the above
Techniques used to secure only information from third parties
Techniques used to secure information and communication from third parties
Techinques used to secure only communication from third parties
34
What is the order of the TCP 3 way handshake?
1, 2 , 3
3, 2, 1
2 , 1, 3
3, 1 , 2
35
Port 80
Telenet
HTTP
HTTPS
DNS
36
What does OSI stand for?
Open System Interconnection
Open System Internet
Operating System Internet
Operating System Interconnection
37
What is a firewall? (Choose 2)
Network security system that monitors uncontrolled incoming traffic
Establishes a barrier between a trusted/ untrusted network, like Internet
Establishes a barrier between a untrusted network, such as the Internet
Network security system that monitors & controls incoming/outgoing traffic
38
What is TLS? (Choose 2)
Encrypting the communication between web applications and servers
The communication protocol is encrypted using Transport Layer Security
Is an extension of the Hypertext Transfer Protocol
The successor of the now-deprecated Secure Sockets Layer (SSL)
39
Port 53
NTP
Telenet
DNS
HTTPS
40
What is IDS? (Choose 2)
Intrusion Detection System
Detects intrusions, while the system admin must take charge & prevent it
Intrusion Prevention System
It detects only the intrusion but it isn't able to prevent it
