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CCNA 201 - 300 > OSI Model and TCP/IP Suite > Flashcards

OSI Model and TCP/IP Suite Flashcards

1
Q

Routers operate at Layer ______ of the OSI Model

A

Layer 3 - Network

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2
Q

OSI Model ______ Layer(s) = TCP/IP Application Layer

A

Application
Presentation
Session

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3
Q

Which layer of the OSI Model detects and corrects Physical Layer errors?

A

Layer 2 - Data Link

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4
Q

What layer of the OSI model provides logical addressing (IP addresses)?

A

Layer 3 - Network

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5
Q

What is the name of the Layer 1 PDU (Protocol Data Units) ?

A

Bits

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6
Q

List the layers of the OSI Mode in order:

  1. Application
  2. Presentation
  3. _________
  4. _________
  5. _________
  6. Data Link
  7. Physical
A
  1. Session
  2. Transport
  3. Network
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7
Q

OSI Model Data Link, Physical Layers = TCP/IP ______ Layer

A

Link Layer

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8
Q

OSI Model ______ Layer(s) = TCP/IP Transport Layer

A

Transport Layer

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9
Q

Which layer of the OSI Model provides path selection between source and destination?

A

Layer 3 - Nework

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10
Q

OSI Model ______ Layer(s) = TCP/IP Link Layer

A

Data Link

Physical

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11
Q

Which layer of the OSI model translates between data formats?

A

Layer 6 - Presentation

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12
Q

Which layer of the OSI Model provides connectivity to end hosts on different networks?

A

Layer 3 - Network

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13
Q

Which layer of the OSI model includes HTTP and HTTPS?

A

Layer 7 - Application

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14
Q

What is the name of the Layer 3 PDU (Protocol Data Units)?

A

Packets

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15
Q

Which layer of the OSI model provides process-to-process communication?

A

Layer 7 - Application

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16
Q

Which layer of the OSI model identifies communication partners and synchronizes communication?

A

Application Layer

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17
Q

Switches operate at Layer ______ of the OSI Model

A

Layer 2 - Data Link

18
Q

Which networking model is in use in model networks?

A

TCP/IP (Transmission Communication Protocol/ Internet Protocol

19
Q

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

A

Encapsulation

20
Q

Which layer of the OSI Model provides node-to-node connectivity?

A

Layer 2 - Data Link

21
Q

Which layer of the OSI Model provides host-to-host communication?

A

Layer 4 - Transport

22
Q

What is the name of the Layer 4 PDU (Protocol Data Units)?

A

Segment

23
Q

List the layers of the OSI Model in order:

  1. Application
  2. ________
  3. ________
  4. ________
  5. Network
  6. Data Link
  7. Physical
A
  1. Presentation
  2. Session
  3. Transport
24
Q

The process of removing headers and trailers from data received over a network is called ______

A

De-encapsulation

25
Q

List the layers of the OSI Model in order:

  1. Application
  2. Presentation
  3. Session
  4. ________
  5. ________
  6. ________
  7. Physical
A
  1. Transport
  2. Network
  3. Data Link
26
Q

Which layer of the OSI Model segments and reassembles data for communications between end host?

A

Layer 4 - Transport

27
Q

Interaction between the different OSI layers on the same device is called _______ interactions

A

Adjacent-layer

28
Q

OSI Model Application, Presentation, and Session Layers = TCP/IP _______ Layer

A

Application Layer

29
Q

The OSI Model is divied into ______ Layers

A

7

30
Q

List the layers of the OSI Model in order:

  1. Application
  2. Presentation
  3. Session
  4. Transport
  5. _______
  6. _______
  7. _______
A
  1. Network
  2. Data Link
  3. Physical
31
Q

Which layer of the OSI Model establishes, manages, and terminates connections between the local and remote applications?

A

Layer 5 - Session

32
Q

OSI Model ______ Layer(s) = TCP/IP Internet Layer

A

Layer 3 - Network

33
Q

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

A

Layer 1 - Physical

34
Q

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

A

TCP/IP Suite (TCP/IP Model)

35
Q

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

A

Layer 7 - Application

36
Q

Interaction between the same OSI layer on different devices is called ______ interaction.

A

Same-layer

37
Q

What is the name of the Layer 2 PDU (Protocol Data Units)?

A

Frame

38
Q

List the layers of the OSI Model in order:

  1. ________
  2. ________
  3. ________
  4. Transport
  5. Network
  6. Data Link
  7. Physical
A
  1. Application
  2. Presentation
  3. Session
39
Q

OSI Model Network Layer = TCP/IP ______ Layer

A

Internet Layer

40
Q

What does ‘OSI’ stand for?

A

Open System Interconnections

CCNA 201 - 300 (12 decks)

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