OSI Model By W. Graham
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Small quiz on the OSI model
- 1.Put the upper layers of the OSI model are, in correct order
- A.
Session, application, presentation
- B.
Application, presentation, session, transport
- C.
Session, presentation, application
- D.
Session, application, presentation, physical
- E.
None of the above
- 2.Routers operate at which layer of the OSI model?
- A.
Physical
- B.
Transport
- C.
Network
- D.
MAC sublayer of the data link layer
- E.
Session
- 3.Bits are packaged into frames at which layer of the OSI model?
- A.
Data link
- B.
Transport
- C.
Physical
- D.
Presentation
- E.
Application
- 4.Which of the following are benefits of using a layered network model (Tick all that apply)
- A.
It specifies how changes to one layer must be propagated through the other layers
- B.
It facilitates troubleshooting
- C.
It focuses on details rather than general functions of networking
- D.
It breaks the complex process of networking into more manageable chunks
- E.
It allows layers developed by different vendors to interoperate.
- 5.The layers of the OSI model, from the 1 to 7 are:
- A.
Application, presentation, session, transport, network, data link, physical
- B.
Physical, data link, network, transport, session, presentation, application
- C.
Session, presentation, data transport, MAC, network, physical
- D.
Presentation, application, session, network, transport, data link, physical
- E.
Application, encryption, network, transport, logical link control, physical
- 6.Which of the following operate at the presentation layer?
- A.
MIDI
- B.
FTP
- C.
SMTP
- D.
TFTP
- E.
JPEG
- 7.Which of the following are transport layer protocols?
- A.
FTAM
- B.
IP and TFTP
- C.
TFTP
- D.
TCP and UDP
- E.
IP
- 8.Flow control takes place at which layer?
- A.
Physical
- B.
Transport
- C.
Network
- D.
MAC sublayer of the data link layer
- E.
Session
- 9.Encryption takes place at which layer?
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Data link
- 10.True or False: The network layer uses physical addresses to route data to destination hosts.
- A.
True
- B.
False
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