OSI Layer

Question 1

What is a segment in networking?

Answer 1

A segment is a unit of data at the Transport layer of the TCP/IP stack.

Question 2

What is a packet in networking?

Answer 2

A packet is a unit of data at the Network layer of the TCP/IP stack.

Question 3

What does IP stand for in networking?

Answer 3

IP stands for Internet Protocol.

Question 4

What is the purpose of the Datalink layer?

Answer 4

The Datalink layer is responsible for node-to-node data transfer.

Question 5

What is a frame in networking?

Answer 5

A frame is a unit of data at the Datalink layer.

Question 6

What does TCP stand for?

Answer 6

TCP stands for Transmission Control Protocol.

Question 7

What is the data to be sent in TCP referred to?

Answer 7

the data to be sent is referred to as the payload.

Question 8

In which layer of the TCP/IP stack does the Application layer reside?

Answer 8

The Application layer is at the top of the TCP/IP stack.

Question 9

What is the Transport layer responsible for in the TCP/IP stack?

Answer 9

The Transport layer is responsible for end-to-end communication and data flow control.

Question 10

What role does the Network layer play in the TCP/IP stack?

Answer 10

The Network layer is responsible for routing packets across the network.

Question 11

What is the Physical layer concerned with?

Answer 11

The Physical layer is concerned with the transmission of raw bitstreams over a physical medium.

Question 12

Fill in the blank: The _______ layer is responsible for establishing, maintaining, and terminating connections.

Answer 12

Transport

Question 13

True or False: The TCP/IP stack consists of only four layers.

Answer 13

True

Question 14

List the layers of the TCP/IP stack from top to bottom.

Answer 14

TCP/IP Model (4 Layers):
1. Application Layer (combines OSI’s Application, Presentation, and Session)
2. Transport Layer
3. Internet Layer
4. Network Access Layer (combines OSI’s Data Link and Physical)