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IT Quizzes
OSI Model Quiz
OSI Model Quiz
There are 24 questions in this quiz. Good luck!
Passing grade is 70% = C.
1)
Routers operate at which layer of the OSI model?
a)
physical
b)
transport
c)
network
d)
MAC sublayer of the data link layer
2)
Bits are packaged into frames at which layer of the OSI model?
a)
data link
b)
transport
c)
physical
d)
presentation
e)
application
3)
Which of the following are benefits of using a layered network model?
a)
it facilitates troubleshooting
b)
it breaks the complex process of networking into more manageable chunks
c)
it allows layers developed by different vendors to interoperate.
d)
all of the above
4)
The layers of the OSI model, from the top down, are:
a)
application, presentation, session, transport, network, data link, physical
b)
session, presentation, data transport, MAC, network, physical
c)
physical, data link, network, transport, session, presentation, application
d)
application, encryption, network, transport, logical link control, physical
5)
Which of the following operate at the presentation layer?
a)
FTP and HTTP
b)
SMTP
c)
UDP
d)
midi and jpeg
e)
all of the above
6)
Which of the following are transport layer protocols?
a)
TCP and UDP
b)
ATM
c)
CISC
d)
HTTP and FTP
7)
Which of the following are considered to be the upper layer protocols?
a)
presentation and session
b)
application and presentation
c)
application, presentation, and session
d)
application, presentation, session, and transport
e)
application
8)
Flow control takes place at which layer?
a)
physical
b)
Network
c)
transport
d)
data link
e)
application
9)
Encryption takes place at which layer?
a)
physical
b)
presentation
c)
application
d)
session
e)
data link
10)
The network layer uses physical addresses to route data to destination hosts.
a)
True
b)
False
11)
Error detection and recovery takes place at which layer?
a)
transport
b)
presentation
c)
data link
d)
netwrok
e)
application
12)
Which layer establishes, maintains, and terminates communications between applications located on different devices?
a)
application
b)
session
c)
transport
d)
netwrok
e)
data link
13)
IP is implemented at which OSI model layer?
a)
transport
b)
network
c)
data link
d)
presentation
e)
session
14)
Which layer handles the formatting of application data so that it will be readable by the destination system?
a)
application
b)
presentation
c)
transport
d)
netwrok
e)
data link
15)
Packets are found at which layer?
a)
data link
b)
trasnport
c)
network
d)
presentation
e)
session
16)
Which layer translates between physical (MAC) and logical addresses?
a)
network
b)
data link
c)
transport
d)
presentation
e)
application
17)
What does OSI stand for?
a)
Organization Standards International
b)
Open Systems Interconnect
c)
Operating Standard Information
d)
Operating System Interconnection
e)
Open Systems Interface
18)
Repeaters and hubs operate at which layer?
a)
network
b)
physical
c)
transport
d)
data link
e)
presentation
19)
Bit synchronization is handled at which layer?
a)
physical
b)
network
c)
physical
d)
data link
e)
presentation
20)
Most logical addresses are preset in network interface cards at the factory
a)
True
b)
False
21)
Bridges operate at which layer of the OSI model?
a)
physical
b)
data link
c)
network
d)
transport
e)
presentation
22)
What are the sublayers of the data link layer?
a)
MAC and IPX
b)
hardware and frame
c)
MAC and LLC
d)
WAN and LAN
e)
Mac address
23)
Which layer translates between physical and logical addresses?
a)
the MAC sublayer of the data link layer
b)
transport
c)
physical
d)
network
e)
presentation
24)
Which layer is responsible for packet sequencing, acknowledgments, and requests for retransmission?
a)
network
b)
session
c)
transport
d)
data link
e)
presentation
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