Test your basic knowledge |

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. OSI layers are...
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
Provide a model to discribe how data moves from source device to destination device.
Theoretical

2. What is the purpose of the OSI Model?
Provide a model to discribe how data moves from source device to destination device.
Asynchronous Transfer Mode
802.2 - Logical Link Control - 802.3 - Ethernet - 802.5 - Token Ring - 802.11 - Wireless
Logicial Link Control

3. What is the 'medium access controller'?
The hardware that implements the MAC.
Physical Layer
Please Do Not Throw Sausage Pizza Away (Physical - Data Link - Network - Transport - Session - Presentation - Application)
Layer 2 - The Data Link layer.

4. What does the acronym 'HDLC' stand for?
HDLC - High Level Data Link Control - PPP - Point to Point - Frame Relay - ISDN - ATM
High Level Data Link Control
High-Level Data Link Control
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

5. What are considered the Data Flow layers?
Physical - Data Link. Network - Transport
Moving 'Bits' from 'Source' device to 'Destination' device across 'Media'.
Theoretical
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.

6. What does the acronym default 'HDLC' protocol stand for?
Point to Point
High Level Data Link Control
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
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.

7. What are some examples of 'WAN' side 'Encapsulation' type Datalink Layer Protocols and Standards?
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
Hardware address - Ethernet address - BIA - Burned in Address
HDLC - High Level Data Link Control - PPP - Point to Point - Frame Relay - ISDN - ATM
Physical Layer

8. What is layer 5 of the OSI model?
Hardware address - Ethernet address - BIA - Burned in Address
The hardware that implements the MAC.
HDLC - High Level Data Link Control - PPP - Point to Point - Frame Relay - ISDN - ATM
Session layer.

9. Where does troublingshooting alway start?
Physical Layer
Media Access Control
Combining 'Bits' into 'Bytes' - & 'Bytes' into 'Frames' - provides the functional and procedural means to transfer data between network entities and might provide the means to detect and possibly correct errors that may occur in the physical layer.
Physical - Data Link. Network - Transport

10. What does the acronym 'LAN' stand for?
Logicial Link Control
Presentation layer.
Local Area Network
International Standards Organization

11. What is layer 3 of the OSI model?
Data Flow layers.
48 bit address used to identify networking cards and appliances
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
Network layer.

12. What is the EIA/TIA 232 protocol concerned with?
Local Area Network
Cables - Pins - Electrical Signals
Layer 1 Protocol having to do with serial communication
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

13. What protocols correspond to the Presentation and Session layers?
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
High Level Data Link Control
Theoretical
Combining 'Bits' into 'Bytes' - & 'Bytes' into 'Frames' - provides the functional and procedural means to transfer data between network entities and might provide the means to detect and possibly correct errors that may occur in the physical layer.

14. What is the Mnemonic phrase for remembering OSI layers ordered 7 to 1?
Point-to-Point Protocol over ATM
Physical Layer
Local Area Network
All People Seem To Need Data Processing (Application - Presentation - Session - Transport - Network - Data Link - Physical)

15. What does the acronym 'LLC' stand for?
International Standards Organization
Transport layer.
Logicial Link Control
All People Seem To Need Data Processing (Application - Presentation - Session - Transport - Network - Data Link - Physical)

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

17. In an OSI context What is considered 'media'?
Cables - Pins - Electrical Signals
Session layer.
Media Access Control
All People Seem To Need Data Processing (Application - Presentation - Session - Transport - Network - Data Link - Physical)

18. What is ATM?
HDLC - High Level Data Link Control - PPP - Point to Point - Frame Relay - ISDN - ATM
Asynchronous Transfer Mode
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
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.

19. What does the acronym 'MAC' stand for?
Media Access Control
Physical layer.
Open Source Interconnect
Presentation layer.

20. What is layer 1 of the OSI model?
Physical - Data Link. Network - Transport
Open Source Interconnect
Session layer.
Physical layer.

21. What is the difference between the TCP and UDP protocols?
802.2 - Logical Link Control - 802.3 - Ethernet - 802.5 - Token Ring - 802.11 - Wireless
When require to communicate between different vendors across the same serial link.
The third layer is the networking layer which is responsible for routing packets across the network to ther=ir destination
TCP: Connection oriented - High reliability - High overhead - UDP: Conectionless - Low reliability - Low overhead

22. What does the acronym 'PPPoA' stand for?
Network layer.
When require to communicate between different vendors across the same serial link.
Point-to-Point Protocol over ATM
Physical layer.

23. When would the PPP be used?
Provides a standard for hardware development - Allows modular SW development - Facilitates rapid development of new technology
When require to communicate between different vendors across the same serial link.
Presentation layer.
Data Link layer.

24. What is the Mnemonic phrase for remembering OSI layers ordered 1 to 7?
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
Physical - Data Link. Network - Transport
Please Do Not Throw Sausage Pizza Away (Physical - Data Link - Network - Transport - Session - Presentation - Application)
The third layer is the networking layer which is responsible for routing packets across the network to ther=ir destination

25. What is layer 6 of the OSI model?
Application layer.
Local Area Network
48 Bits
Presentation layer.

26. What does the acronym 'OSI' stand for?
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
Session layer.
Open Source Interconnect
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

27. What is layer 2 of the OSI model?
Data Link layer.
When require to communicate between different vendors across the same serial link.
802.2 - Logical Link Control - 802.3 - Ethernet - 802.5 - Token Ring - 802.11 - Wireless
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.

28. How bits are in a MAC address?
48 Bits
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.
ISDN - Integrated Services Digital Network
High-Level Data Link Control

29. How many Layers in the OSI Model?
Please Do Not Throw Sausage Pizza Away (Physical - Data Link - Network - Transport - Session - Presentation - Application)
Seven
Application layer.
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology

30. What is the Physical Layer responsible for?

31. What does the acronym 'WAN' stand for?
Hardware address - Ethernet address - BIA - Burned in Address
Wide Area Network
International Standards Organization
Transport layer.

32. What is the 'LLC Layer' responsible for?
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
Point-to-Point Protocol over ATM
Network layer.
Please Do Not Throw Sausage Pizza Away (Physical - Data Link - Network - Transport - Session - Presentation - Application)

33. What is the OSI model and why is it important in understanding networking?
Hardware address - Ethernet address - BIA - Burned in Address
Cables - Pins - Electrical Signals
Physical - Data Link. Network - Transport
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

34. What are are the 'Sub Layers' of the 'Data Link' Layer?
High-Level Data Link Control
Asynchronous Transfer Mode
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
MAC SubLayer - LLC SubLayer

35. What is the MAC address?
Physical - Data Link. Network - Transport
Logicial Link Control
Physical layer.
48 bit address used to identify networking cards and appliances

36. Which OSI model layer is concerned with MAC addresses?
Layer 2 - The Data Link layer.
The third layer is the networking layer which is responsible for routing packets across the network to ther=ir destination
Physical Layer
IEA RS232 - V.35. Cat 5 - RJ45

37. How does the third OSI model layer relate to administering routers?
The third layer is the networking layer which is responsible for routing packets across the network to ther=ir destination
Open Source Interconnect
TCP: Connection oriented - High reliability - High overhead - UDP: Conectionless - Low reliability - Low overhead
The hardware that implements the MAC.

38. What are other names for MAC address?
Hardware address - Ethernet address - BIA - Burned in Address
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
Point to Point
Media Access Control

39. What is HDLC?
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
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
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
All People Seem To Need Data Processing (Application - Presentation - Session - Transport - Network - Data Link - Physical)

40. What is the 'MAC Layer' responsible for?
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
Physical layer.
International Standards Organization
Data Link layer.

41. What are the advantages of the OSI model?
Physical - Data Link. Network - Transport
Provides a standard for hardware development - Allows modular SW development - Facilitates rapid development of new technology
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
Seven

42. What is layer 4 of the OSI model?
International Standards Organization
MAC SubLayer - LLC SubLayer
Provide a model to discribe how data moves from source device to destination device.
Transport layer.

43. What does the acronym 'ATM' stand for?
Data Flow layers.
Asynchronous Transfer Mode
Logicial Link Control
Application layer.

44. What does the acronym 'ISO' stand for?
International Standards Organization
Point-to-Point Protocol over ATM
48 Bits
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

45. What are some Physical Layer Protocols and Standards?
IEA RS232 - V.35. Cat 5 - RJ45
When require to communicate between different vendors across the same serial link.
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
Physical layer.

46. What are some examples of 'LAN' side Datalink Layer Protocols and Standards?
802.2 - Logical Link Control - 802.3 - Ethernet - 802.5 - Token Ring - 802.11 - Wireless
High-Level Data Link Control
Data Link layer.
Logicial Link Control

47. Frame Relay
Combining 'Bits' into 'Bytes' - & 'Bytes' into 'Frames' - provides the functional and procedural means to transfer data between network entities and might provide the means to detect and possibly correct errors that may occur in the physical layer.
48 bit address used to identify networking cards and appliances
Wide area network technology that specifies the physical and logical link layers of digital telecommunications channels using a packet switching methodology
Provide a model to discribe how data moves from source device to destination device.

48. What does the acronym 'ISDN' stand for?
Combining 'Bits' into 'Bytes' - & 'Bytes' into 'Frames' - provides the functional and procedural means to transfer data between network entities and might provide the means to detect and possibly correct errors that may occur in the physical layer.
Asynchronous Transfer Mode
ISDN - Integrated Services Digital Network
Data Link layer.

49. What is layer 7 of the OSI model?
Application layer.
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
Provides a standard for hardware development - Allows modular SW development - Facilitates rapid development of new technology

50. What does the acronym 'PPP' stand for?
Physical Layer
Logicial Link Control
IEA RS232 - V.35. Cat 5 - RJ45
Point to Point