CCNA Semester 1 - Chapter 2 Review

1. The TCP/IP Application layer is equivalent to following OSI model layers EXCEPT

A) Session
B) Transport
C) Presentation
D) Application

2. The TCP/IP Transport layer is equivalent to the following OSI model layer

A) Presentation
B) Session
C) Application
D) Transport

3. The TCP/IP Internet layer is equivalent to the following OSI model layer

A) Transport
B) Network
C) Data Link
D) Physical

4. The TCP/IP Network Access layer is equivalent to the Data Link OSI layer and which other layer

A) Session
B) Network
C) Transport
D) Physical

5. The data link layer adds encapsulation in order to

A) ensure data arrival
B) support error detection
C) identify ALL network devices
D) assist router

6. At the data link layer, encapsulation add which type of address?

A) topographic
B) logical
C) google maps
D) physical

7. Encapsulation of data segments into packets occurs in which layer?

A) Physical
B) Transport
C) Network
D) Data Link

8. Intermediary devices are responsible for the following roles except

A) originate data flow
B) re-time and retransmit data
C) manage network data flow
D) determine network data pathways

9. The network layer header of a packet provides the

A) destination DEVICE type
B) bit overtime RATIO
C) source application type
D) destination HOST address

10. Which is Layer 1 in the OSI Model?

A) Internet
B) Physical
C) Routing
D) Switching

11. An easy acronym to remember the OSI model layers from layers 7 to 1 is All People Seem To Need Data

A) Processing
B) Particles
C) Pounds
D) Packets

12. The 4 layers of the TCP/IP Model from layers 4 to layer 1 are Application, Transport, Internet, and

A) Physical
B) Network
C) Presentation
D) Network Access

13. Geographically speaking, the INTERNET can be considered a

A) LAN
B) EXTRA-NET
C) MAN
D) WAN

14. Encapsulation helps with the following key functions EXCEPT:

A) enable message reassembly at end device
B) track END DEVICE delay
C) label the data packets of a particular transmission
D) provides information crucial for data delivery

15. PRIOR to data being multiplexed into the network, the data packets must be

A) configured
B) encapsulated
C) hacked
D) cleaved

16. PDUs, or Protocol Data Units, are layer-specific

A) multiplexifications
B) encapsulations
C) streams
D) partitions

17. Desktops, IP Phones, Laptops, Cell Phones, PDAs, iPod iTouchs, are all examples of what type of devices?

A) Intermediary
B) Expensive
C) User-friendly
D) End

18. The TCP/IP Network Access layer controls hardware devices similar to which layer of the OSI?

A) Network
B) Physical
C) Session
D) Transport

19. In OSI layer 4, port assignment is important because it helps identify

A) identify source and end devices
B) control source and end devices
C) control source and end devices services
D) similar services within end devices

20. Network protocols, such as TCP/IP and Client for Microsoft Networks, perform the following functions EXCEPT

A) define PDU layer structure
B) provide layer-unique encapsulation
C) outline needed layer functions
D) limits the choice of end devices of a network

21. Which is Layer 2 of the OSI model?

A) Physical
B) Data Link
C) Transport
D) Network

22. Which is Layer 2 of the TCP/IP model?

A) Application
B) Network
C) Internet
D) Transport

23. With which Layer of the OSI and TCP/IP model does the end-device user most directly interact?

A) Application
B) Network
C) Physical
D) Microsoft Office Layer

24. Timing and Synchronization of Bits occurs at which layer?

A) Network
B) Bit and Timing
C) Physical
D) Data Link

25. In general, a Protocol Data Unit (PDU) carries three crucial parts: the destination address, the host address, and?

A) Routing Table Information
B) Byte IP Host Protocol
C) Application Interaction Layer
D) Data

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