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Cisco Certification OSI Model

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. What is layer 6 of the OSI model?
Application: JPEG - BMP - TIFF - PICT - MPEG - WMV - AVI - ASCII - EBCDIC - MIDI - WAV - Session: Network File System (NFS) - Apple Session Protocol (ASP) - Structured Query Language (SQL) - Remote procedure call (RPC) - X Window
Network layer.
International Standards Organization
Presentation layer.

2. What are some examples of 'WAN' side 'Encapsulation' type Datalink Layer Protocols and Standards?
Application layer.
All People Seem To Need Data Processing (Application - Presentation - Session - Transport - Network - Data Link - Physical)
Logicial Link Control
HDLC - High Level Data Link Control - PPP - Point to Point - Frame Relay - ISDN - ATM

3. How bits are in a MAC address?
Application layer.
Seven
48 Bits
It is a bit-oriented synchronous data link layer protocol developed by the International Organization for Standardization (ISO). The original ISO standards for HDLC are: ISO 3309

4. What is the Physical Layer responsible for?

5. Frame Relay
Local Area Network
Layer 1 Protocol having to do with serial communication
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
Point-to-Point Protocol over ATM

6. What does the acronym 'ISDN' stand for?
High-Level Data Link Control
ISDN - Integrated Services Digital Network
All People Seem To Need Data Processing (Application - Presentation - Session - Transport - Network - Data Link - Physical)
It provides multiplexing mechanisms that make it possible for several network protocols (IP - IPX - Decnet and Appletalk) to coexist within a multipoint network and to be transported over the same network media - and can also provide flow control and

7. What is the 'LLC Layer' responsible for?
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
Data Flow layers.
It provides multiplexing mechanisms that make it possible for several network protocols (IP - IPX - Decnet and Appletalk) to coexist within a multipoint network and to be transported over the same network media - and can also provide flow control and
Network layer.

8. What is layer 1 of the OSI model?
Physical layer.
Application layer.
Physical Layer
Logicial Link Control

9. What does the acronym 'WAN' stand for?
Layer 2 - The Data Link layer.
Wide Area Network
Moving 'Bits' from 'Source' device to 'Destination' device across 'Media'.
Logicial Link Control

10. What does the acronym 'MAC' stand for?
Layer 1 Protocol having to do with serial communication
Please Do Not Throw Sausage Pizza Away (Physical - Data Link - Network - Transport - Session - Presentation - Application)
Point to Point
Media Access Control

11. What protocols correspond to the Presentation and Session layers?
IEA RS232 - V.35. Cat 5 - RJ45
Media Access Control
48 Bits
Application: JPEG - BMP - TIFF - PICT - MPEG - WMV - AVI - ASCII - EBCDIC - MIDI - WAV - Session: Network File System (NFS) - Apple Session Protocol (ASP) - Structured Query Language (SQL) - Remote procedure call (RPC) - X Window

12. When would the PPP be used?
Theoretical
When require to communicate between different vendors across the same serial link.
Asynchronous Transfer Mode
Wide Area Network

13. What does the acronym default 'HDLC' protocol stand for?
TCP: Connection oriented - High reliability - High overhead - UDP: Conectionless - Low reliability - Low overhead
High Level Data Link Control
Application layer.
High-Level Data Link Control

14. Which OSI model layer is concerned with MAC addresses?
International Standards Organization
Wide Area Network
Layer 2 - The Data Link layer.
It is a bit-oriented synchronous data link layer protocol developed by the International Organization for Standardization (ISO). The original ISO standards for HDLC are: ISO 3309

15. What does the acronym 'HDLC' stand for?
ISDN - Integrated Services Digital Network
When require to communicate between different vendors across the same serial link.
Application layer.
High-Level Data Link Control

16. What is the difference between the TCP and UDP protocols?
ATM is a standard switching technique - designed to unify telecommunication and computer networks. It uses asynchronous time-division multiplexing and it encodes data into small - fixed-sized cells.
Theoretical
TCP: Connection oriented - High reliability - High overhead - UDP: Conectionless - Low reliability - Low overhead
Application: JPEG - BMP - TIFF - PICT - MPEG - WMV - AVI - ASCII - EBCDIC - MIDI - WAV - Session: Network File System (NFS) - Apple Session Protocol (ASP) - Structured Query Language (SQL) - Remote procedure call (RPC) - X Window

17. What is layer 7 of the OSI model?
IEA RS232 - V.35. Cat 5 - RJ45
Asynchronous Transfer Mode
Point-to-Point Protocol over ATM
Application layer.

18. How does the third OSI model layer relate to administering routers?
International Standards Organization
MAC SubLayer - LLC SubLayer
It provides multiplexing mechanisms that make it possible for several network protocols (IP - IPX - Decnet and Appletalk) to coexist within a multipoint network and to be transported over the same network media - and can also provide flow control and
The third layer is the networking layer which is responsible for routing packets across the network to ther=ir destination

19. What is layer 2 of the OSI model?
Transport layer.
Data Link layer.
MAC SubLayer - LLC SubLayer
Point to Point

20. What does the acronym 'OSI' stand for?
Open Source Interconnect
Theoretical
48 bit address used to identify networking cards and appliances
Asynchronous Transfer Mode

21. What are the advantages of the OSI model?
Provides a standard for hardware development - Allows modular SW development - Facilitates rapid development of new technology
IEA RS232 - V.35. Cat 5 - RJ45
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
ATM is a standard switching technique - designed to unify telecommunication and computer networks. It uses asynchronous time-division multiplexing and it encodes data into small - fixed-sized cells.

22. What is the Mnemonic phrase for remembering OSI layers ordered 7 to 1?
Application: JPEG - BMP - TIFF - PICT - MPEG - WMV - AVI - ASCII - EBCDIC - MIDI - WAV - Session: Network File System (NFS) - Apple Session Protocol (ASP) - Structured Query Language (SQL) - Remote procedure call (RPC) - X Window
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
All People Seem To Need Data Processing (Application - Presentation - Session - Transport - Network - Data Link - Physical)
Seven

23. What is layer 3 of the OSI model?
OSI model classifies and organizes the tasks that hosts perform to prepare data for transport across the network. It most widely used method for understanding and talking about network communications
Point-to-Point Protocol over ATM
Network layer.
Asynchronous Transfer Mode

24. What are some examples of 'LAN' side Datalink Layer Protocols and Standards?
Media Access Control
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
802.2 - Logical Link Control - 802.3 - Ethernet - 802.5 - Token Ring - 802.11 - Wireless
Moving 'Bits' from 'Source' device to 'Destination' device across 'Media'.

25. What does the acronym 'ATM' stand for?
Open Source Interconnect
Asynchronous Transfer Mode
HDLC - High Level Data Link Control - PPP - Point to Point - Frame Relay - ISDN - ATM
Wide Area Network

26. What does the acronym 'ISO' stand for?
Local Area Network
Data Link layer.
International Standards Organization
Asynchronous Transfer Mode

27. How many Layers in the OSI Model?
Seven
HDLC - High Level Data Link Control - PPP - Point to Point - Frame Relay - ISDN - ATM
Layer 2 - The Data Link layer.
Local Area Network

28. What is the MAC address?
802.2 - Logical Link Control - 802.3 - Ethernet - 802.5 - Token Ring - 802.11 - Wireless
It provides multiplexing mechanisms that make it possible for several network protocols (IP - IPX - Decnet and Appletalk) to coexist within a multipoint network and to be transported over the same network media - and can also provide flow control and
48 bit address used to identify networking cards and appliances
Wide Area Network

29. What is the purpose of the OSI Model?
All People Seem To Need Data Processing (Application - Presentation - Session - Transport - Network - Data Link - Physical)
Provide a model to discribe how data moves from source device to destination device.
TCP: Connection oriented - High reliability - High overhead - UDP: Conectionless - Low reliability - Low overhead
Theoretical

30. What is the OSI model and why is it important in understanding networking?
Presentation layer.
OSI model classifies and organizes the tasks that hosts perform to prepare data for transport across the network. It most widely used method for understanding and talking about network communications
Point to Point
Seven

31. Where does troublingshooting alway start?
Data Link layer.
Physical layer.
Physical Layer
Seven

32. OSI layers are...
Session layer.
Theoretical
48 bit address used to identify networking cards and appliances
The third layer is the networking layer which is responsible for routing packets across the network to ther=ir destination

33. What is layer 5 of the OSI model?
Session layer.
Data Link layer.
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
Wide Area Network

34. What are the first 4 layers of the OSI model called?
The hardware that implements the MAC.
Data Flow layers.
Theoretical
Layer 1 Protocol having to do with serial communication

35. What are other names for MAC address?
MAC SubLayer - LLC SubLayer
It is a bit-oriented synchronous data link layer protocol developed by the International Organization for Standardization (ISO). The original ISO standards for HDLC are: ISO 3309
Hardware address - Ethernet address - BIA - Burned in Address
802.2 - Logical Link Control - 802.3 - Ethernet - 802.5 - Token Ring - 802.11 - Wireless

36. What does the acronym 'PPPoA' stand for?
Point-to-Point Protocol over ATM
Cables - Pins - Electrical Signals
48 Bits
Application: JPEG - BMP - TIFF - PICT - MPEG - WMV - AVI - ASCII - EBCDIC - MIDI - WAV - Session: Network File System (NFS) - Apple Session Protocol (ASP) - Structured Query Language (SQL) - Remote procedure call (RPC) - X Window

37. What is the 'medium access controller'?
Wide Area Network
ATM is a standard switching technique - designed to unify telecommunication and computer networks. It uses asynchronous time-division multiplexing and it encodes data into small - fixed-sized cells.
The hardware that implements the MAC.
Moving 'Bits' from 'Source' device to 'Destination' device across 'Media'.

38. What is the 'MAC Layer' responsible for?
Session layer.
Physical Layer
Physical layer.
The media access control (MAC) data communication protocol sub-layer - is a sublayer of the data link layer specified in the seven-layer OSI model (layer 2). It provides addressing and channel access control mechanisms that make it possible for sever

39. What is ATM?
ATM is a standard switching technique - designed to unify telecommunication and computer networks. It uses asynchronous time-division multiplexing and it encodes data into small - fixed-sized cells.
MAC SubLayer - LLC SubLayer
Wide Area Network
Physical - Data Link. Network - Transport

40. What are considered the Data Flow layers?
Logicial Link Control
Physical layer.
Physical - Data Link. Network - Transport
IEA RS232 - V.35. Cat 5 - RJ45

41. What does the acronym 'PPP' stand for?
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
Presentation layer.
Provides a standard for hardware development - Allows modular SW development - Facilitates rapid development of new technology
Point to Point

42. What is the Mnemonic phrase for remembering OSI layers ordered 1 to 7?
Point to Point
High Level Data Link Control
MAC SubLayer - LLC SubLayer
Please Do Not Throw Sausage Pizza Away (Physical - Data Link - Network - Transport - Session - Presentation - Application)

43. What is the EIA/TIA 232 protocol concerned with?
Layer 1 Protocol having to do with serial communication
Physical Layer
Data Link layer.
Seven

44. What does the acronym 'LAN' stand for?
Local Area Network
ISDN - Integrated Services Digital Network
Data Flow layers.
MAC SubLayer - LLC SubLayer

45. What does the acronym 'LLC' stand for?
Logicial Link Control
MAC SubLayer - LLC SubLayer
Seven
High Level Data Link Control

46. What is the 'Data Link Layer' responsible for?

47. What is HDLC?
Data Flow layers.
It is a bit-oriented synchronous data link layer protocol developed by the International Organization for Standardization (ISO). The original ISO standards for HDLC are: ISO 3309
Wide Area Network
48 bit address used to identify networking cards and appliances

48. What are some Physical Layer Protocols and Standards?
IEA RS232 - V.35. Cat 5 - RJ45
Application layer.
Open Source Interconnect
ISDN - Integrated Services Digital Network

49. In an OSI context What is considered 'media'?
Hardware address - Ethernet address - BIA - Burned in Address
Application: JPEG - BMP - TIFF - PICT - MPEG - WMV - AVI - ASCII - EBCDIC - MIDI - WAV - Session: Network File System (NFS) - Apple Session Protocol (ASP) - Structured Query Language (SQL) - Remote procedure call (RPC) - X Window
Layer 2 - The Data Link layer.
Cables - Pins - Electrical Signals

50. What is layer 4 of the OSI model?
Please Do Not Throw Sausage Pizza Away (Physical - Data Link - Network - Transport - Session - Presentation - Application)
OSI model classifies and organizes the tasks that hosts perform to prepare data for transport across the network. It most widely used method for understanding and talking about network communications
Transport layer.
Asynchronous Transfer Mode