L1_Networking Fundamentals: OSI Model, TCP/IP, and Data Transmission
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1. What is computer net- The process of connecting two or more computers and devices to
working? share data, resources, and services.
2. Why is networking impor- It enables communication, resource sharing, data accessibility, and
tant? enhances efficiency and productivity.
3. What are protocols in net- Agreed-upon rules governing how data is formatted, transmitted,
working? and received to ensure universal compatibility.
4. What does the OSI Model Open Systems Interconnection Model.
stand for?
5. How many layers are in Seven distinct layers.
the OSI Model?
6. What is the purpose of lay- It simplifies network design, implementation, and troubleshooting.
ering in network commu-
nication?
7. What is the function of the It converts frames into bits for transmission over the physical connec-
Physical Layer in the OSI tion medium.
Model?
8. What does the Data Link Responsible for node-to-node data transfer and error detection and
Layer do? correction.
1/7
, L1_Networking Fundamentals: OSI Model, TCP/IP, and Data Transmission
Study online at https://quizlet.com/_jqsdy3
9. What is the role of the Net- Responsible for data routing, forwarding, and addressing.
work Layer?
10. What services does the End-to-end communication services, ensuring complete data trans-
Transport Layer provide? fer, error recovery, and flow control.
11. What is the function of the Establishes, maintains, and terminates communication sessions be-
Session Layer? tween two computers.
12. What does the Presenta- Transforms data into a format that can be understood by any system
tion Layer do? following the OSI model, also responsible for encryption and com-
pression.
13. What is the Application Serves as the interface between end-user applications and the un-
Layer's role? derlying network services.
14. What is a Protocol Data A unit of data specified in a protocol of a given layer, packaged and
Unit (PDU)? addressed uniquely at each layer.
15. What is the significance of Layers can be updated independently without disrupting the whole
modular maintenance in system.
layered communication?
16. How do networks improve Information can be accessed from different locations and devices
data accessibility? within the network.
17. What is centralized man- Administrators can manage users, security, and data from a central
agement in networking? location.
2/7
Study online at https://quizlet.com/_jqsdy3
1. What is computer net- The process of connecting two or more computers and devices to
working? share data, resources, and services.
2. Why is networking impor- It enables communication, resource sharing, data accessibility, and
tant? enhances efficiency and productivity.
3. What are protocols in net- Agreed-upon rules governing how data is formatted, transmitted,
working? and received to ensure universal compatibility.
4. What does the OSI Model Open Systems Interconnection Model.
stand for?
5. How many layers are in Seven distinct layers.
the OSI Model?
6. What is the purpose of lay- It simplifies network design, implementation, and troubleshooting.
ering in network commu-
nication?
7. What is the function of the It converts frames into bits for transmission over the physical connec-
Physical Layer in the OSI tion medium.
Model?
8. What does the Data Link Responsible for node-to-node data transfer and error detection and
Layer do? correction.
1/7
, L1_Networking Fundamentals: OSI Model, TCP/IP, and Data Transmission
Study online at https://quizlet.com/_jqsdy3
9. What is the role of the Net- Responsible for data routing, forwarding, and addressing.
work Layer?
10. What services does the End-to-end communication services, ensuring complete data trans-
Transport Layer provide? fer, error recovery, and flow control.
11. What is the function of the Establishes, maintains, and terminates communication sessions be-
Session Layer? tween two computers.
12. What does the Presenta- Transforms data into a format that can be understood by any system
tion Layer do? following the OSI model, also responsible for encryption and com-
pression.
13. What is the Application Serves as the interface between end-user applications and the un-
Layer's role? derlying network services.
14. What is a Protocol Data A unit of data specified in a protocol of a given layer, packaged and
Unit (PDU)? addressed uniquely at each layer.
15. What is the significance of Layers can be updated independently without disrupting the whole
modular maintenance in system.
layered communication?
16. How do networks improve Information can be accessed from different locations and devices
data accessibility? within the network.
17. What is centralized man- Administrators can manage users, security, and data from a central
agement in networking? location.
2/7
