Day 03 Flashcards - OSI Model, TCP-IP Suite

Question 1

Front

Answer 1

Back

Question 2

What does ‘OSI’ stand for?

Answer 2

Open Systems Interconnection

Question 3

The OSI model is divided into […] layers.

Answer 3

7

Question 4

Which layer of the OSI model interacts with software applications on a computer?

Answer 4

Layer 7 - Application

Question 5

Which layer of the OSI model includes HTTP and HTTPS?<br></br>

Answer 5

Layer 7 - Application

Question 6

Which layer of the OSI model identifies communication partners and synchronizes communication?<br></br>

Answer 6

Application

Question 7

The process of adding additional headers and trailers to data before it is sent over the network is called […]

Answer 7

encapsulation

Question 8

The process of removing headers and trailers from data received over a network is called […]

Answer 8

de-encapsulation

Question 9

Interaction between the same OSI layer on different devices is called […] interaction.

Answer 9

same-layer

Question 10

Interaction between the different OSI layers on the same device is called […] interaction.

Answer 10

adjacent-layer

Question 11

Which layer of the OSI model translates between data formats?<br></br>

Answer 11

Layer 6 - Presentation

Question 12

Which layer of the OSI model establishes, manages, and terminates connections between the local and remote applications?<br></br>

Answer 12

Layer 5 - Session

Question 13

Which layer of the OSI model segments and reassembles data for communications between end hosts?<br></br>

Answer 13

Layer 4 - Transport

Question 14

Which layer of the OSI model provides host-to-host communication?<br></br>

Answer 14

Layer 4 - Transport

Question 15

Which layer of the OSI model provides process-to-process communication?<br></br>

Answer 15

Layer 7 - Application

Question 16

What is the name of the Layer 4 PDU?

Answer 16

Segment

Question 17

Which layer of the OSI model provides path selection between source and destination?<br></br>

Answer 17

Layer 3 - Network

Question 18

Routers operate at Layer […] of the OSI model.

Answer 18

3

Question 19

Which layer of the OSI model provides logical addressing (IP addresses)?<br></br>

Answer 19

Layer 3 - Network

Question 20

Which layer of the OSI model provides connectivity to end hosts on different networks?<br></br>

Answer 20

Layer 3 - Network

Question 21

What is the name of the Layer 3 PDU?

Answer 21

Packet

Question 22

What is the name of the Layer 2 PDU?

Answer 22

Frame

Question 23

Which layer of the OSI model provides node-to-node connectivity?<br></br>

Answer 23

Layer 2 - Data Link

Question 24

Which layer of the OSI model detects and corrects Physical layer errors?<br></br>

Answer 24

Layer 2 - Data Link

Question 25

Switches operate at Layer [...] of the OSI model.

Answer 25

2

Question 26

Which layer of the OSI model defines physical characteristics of the medium used to transfer data between devices?

Answer 26

Layer 1 - Physical

Question 27

What is the name of the Layer 1 PDU?

Answer 27

Bits

Question 28

List the layers of the OSI model in order:

7. [...]

6. [...]

5. [...]

4. Transport

3. Network

2. Data Link

1. Physical

Answer 28

7. Application

6. Presentation

5. Session

Question 29

List the layers of the OSI model in order:

7. Application

6. [...]

5. [...]

4. [...]

3. Network

2. Data Link

1. Physical

Answer 29

6. Presentation

5. Session

4. Transport

Question 30

List the layers of the OSI model in order:

7. Application

6. Presentation

5. [...]

4. [...]

3. [...]

2. Data Link

1. Physical

Answer 30

5. Session

4. Transport

3. Network

Question 31

List the layers of the OSI model in order:

7. Application

6. Presentation

5. Session

4. [...]

3. [...]

2. [...]

1. Physical

Answer 31

4. Transport

3. Network

2. Data Link

Question 32

List the layers of the OSI model in order:

7. Application

6. Presentation

5. Session

4. Transport

3. [...]

2. [...]

1. [...]

Answer 32

3. Network

2. Data Link

1. Physical

Question 33

Which networking model was developed by the United States Department of Defense?

Answer 33

TCP/IP Suite (TCP/IP Model)

Question 34

Which networking model is in use in modern networks?

Answer 34

TCP/IP

Question 35

OSI Model [...] Layer(s) = TCP/IP Application Layer

Answer 35

Application, Presentation, Session

Question 36

OSI Model [...] Layer(s) = TCP/IP Transport Layer

Answer 36

Transport

Question 37

OSI Model [...] Layer(s) = TCP/IP Internet Layer

Answer 37

Network

Question 38

OSI Model [...] Layer(s) = TCP/IP Link Layer

Answer 38

Data Link, Physical

Question 39

OSI Model Application, Presentation, Session Layers = TCP/IP [...] Layer

Answer 39

Application

Question 40

OSI Model Transport Layer = TCP/IP [...] Layer

Answer 40

Transport

Question 41

OSI Model Network Layer = TCP/IP [...] Layer

Answer 41

Internet

Question 42

OSI Model Data Link, Physical Layers = TCP/IP [...] Layer

Answer 42

Link