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Unit 5 CH 3 and 4

Total questions: 35

Worksheet time: 18mins

Name
Class
Date
1.

What is a protocol?

a)
A type of computer virus
b)
A type of musical instrument
c)
A type of food seasoning
d)
A protocol is a set of rules and guidelines for communicating data.
2.

What is a VPN?

a)
A Very Private Network
b)
A Visual Private Network
c)
A Virtual Private Network
d)
An Actual Private Network
3.

What do VPNs do?

a)
Securely access a private network and share data remotely through public networks
b)
Block access to private networks
c)
Encrypt all data on a device
d)
Allow unlimited access to public Wi-Fi networks
4.

What is a proxy server?

a)
A server that acts as an intermediary for requests
b)
A type of computer virus
c)
A type of email server
d)
A type of search engine
5.

What is a packet filtering firewall?

a)
A type of firewall that only allows HTTP traffic
b)
A type of firewall that inspects and filters data packets
c)
A type of firewall that encrypts all data packets
d)
A type of firewall that blocks all incoming traffic
6.

What is an application-level aware firewall?

a)
A firewall that focuses on protecting physical buildings rather than digital applications
b)
A firewall that can understand and control specific applications and protocols
c)
A firewall that blocks all applications except for web browsers
d)
A firewall that only allows access to social media applications
7.

What does IDS stand for?

a)
Internet Data System
b)
Intrusion Detection System
c)
Integrated Database System
d)
Internal Data Security
8.

What does an intrusion detection system do?

a)
Sends spam emails to users
b)
Plays music when there is a security breach
c)
Automatically shuts down the entire network
d)
Monitors network or system activities for malicious activities or policy violations
9.

What is pattern based recognition in cybersecurity?

a)
Counting the number of vowels in a sentence to detect potential cyber attacks
b)
Analyzing the color patterns of websites to identify security risks
c)
Using random numbers to predict security threats
d)
Identification of recurring patterns or signatures in data to detect and prevent security threats
10.

What is behavioral recognition in cybersecurity?

a)
Upgrading computer hardware
b)

methods of detection that requires know what is normal behavior

c)
Changing network settings
d)
Installing antivirus software
11.

Which is a name of a VPN?

a)
MegaVPN
b)
FastVPN
c)
SuperVPN
d)
ExpressVPN
12.

What does OSI stand for?

a)
Operating System Interface
b)
Online Security Integration
c)
Open Source Initiative
d)
Open Systems Interconnection
13.

What is a false negative in cybersecurity?

a)
Identifying a threat correctly
b)
Successfully preventing an attack
c)
Failure to detect a threat or attack
d)
Detecting a harmless activity as a threat
14.

What is a false positive in cybersecurity?

a)
When a security system incorrectly identifies a legitimate activity as malicious
b)
When a security system correctly identifies a legitimate activity as malicious
c)
When a security system identifies all activities as malicious
d)
When a security system fails to identify a legitimate activity as malicious
15.

How many layers are in the OSI model?

a)
7
b)
5
c)
10
d)
3
16.

What is TCP/IP?

a)

The set of protocols to make the computer work

b)

Has 3 steps

c)

Same as OSI model

d)

the set of communications protocols used in the Internet and similar computer networks.

17.

What does the application layer in the OSI model do?

a)
Manages the physical connection between devices
b)
Provides network services to end-user applications
c)
Encrypts and decrypts data
d)
Transmits data over the network
18.

What does the presentation layer in the OSI model do?

a)
Translates data into machine code
b)
Formats, encrypts, and compresses data for transmission
c)
Handles error checking and correction
d)
Manages network connections
19.

What does the session layer in the OSI model do?

a)
Establishes, maintains, and terminates connections between applications
b)
Manages the physical connection between devices
c)
Handles error checking and correction
d)
Transmits data between devices
20.

What does the transport layer in the OSI model do?

a)
It ensures reliable data transfer between end systems.
b)
It handles the encryption and decryption of data.
c)
It is responsible for routing data packets across the network.
d)
It manages the physical connection between devices.
21.

What does the network layer in the OSI model do?

a)
Managing user authentication
b)
Routing and forwarding data packets
c)
Encrypting data for secure transmission
d)
Transmitting data through physical cables
22.

What does the data link layer in the OSI model do?

a)
It manages the flow of data between devices
b)
It ensures the reliable transmission of data across a physical network.
c)
It encrypts the data before transmission
d)
It determines the physical addressing of the data
23.

What does the physical layer in the OSI model do?

a)
Convert data into audio signals for transmission
b)
Encrypt data for secure transmission
c)

Transmit raw data bits over a physical medium like the computer itself

d)
Route data packets to their destination
24.

What is the difference between the OSI model and the TCP/IP stack?

a)
The OSI model is used for wired networks, while the TCP/IP stack is used for wireless networks
b)
The OSI model has 7 layers, while the TCP/IP stack has 4 layers.
c)
The OSI model and TCP/IP stack have the same number of layers
d)
The OSI model is newer than the TCP/IP stack
25.

Why do protocols have port numbers?

a)
To differentiate between different services running on the same host.
b)
To confuse users
c)
To save memory space
d)
To make the protocols more complicated
26.

What does troubleshooting mean?

a)
Identify and solve problems or issues in a system or process.
b)
Documenting problems in a system or process
c)
Ignoring problems in a system or process
d)
Creating new problems in a system or process
27.

What is the best way to troubleshoot?

a)
Ignore the problem and hope it goes away
b)
Ask someone else to fix it
c)
Try random solutions without a plan
d)
Systematically identify and isolate the problem
28.

What is the first level of the OSI model?

a)
Application layer
b)
Data link layer
c)
Session layer
d)
Physical layer
29.

What is the second level of the OSI model?

a)
Physical layer
b)
Transport layer
c)
Application layer
d)
Data Link layer
30.

What is the third level of the OSI model?

a)
Data link layer
b)
Network layer
c)
Physical layer
d)
Application layer
31.

What is the fourth level of the OSI model?

a)
Transport layer
b)
Application layer
c)
Network layer
d)
Data link layer
32.

What is the fourth level of the OSI model?

a)
Transport layer
b)
Session layer
c)
Data link layer
d)
Application layer
33.

What is the fifth level of the OSI model?

a)
Session layer
b)
Application layer
c)
Transport layer
d)
Data link layer
34.

What is the sixth level of the OSI model?

a)
Presentation layer
b)
Data layer
c)
Application layer
d)
Network layer
35.

What is the seventh level of the OSI model?

a)
Data link layer
b)
Transport layer
c)
Application layer
d)
Physical layer

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