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WorksheetsLayered Network Models
Total questions: 10
Worksheet time: 6mins
The following are communication network components and devices:
routers
switches
protocols
applications
The OSI Reference Model (RM) has _____layers.
seven
six
five
four
The _____ layer is responsible for web services.
application
presentation
network
session
Which layers are regarded as peer-to-peer communication?
application
presentation
session
network
A PDU format at the network layer is called a
packet
segment
frame
bit
_____ is a process by which a lower-layer protocol receives data from a higher-layer protocol and then places the data into the data portion of its frame.
encapsulation
fragmentation
segmentation
decapsulation
For layered network models, the TCP/IP Protocol Suite maintains the _____ layers.
network
transport
application
network access
For the TCP/IP Protocol Suite, which layers are merged from the OSI RM?
application
network access
internet
transport
A data link layer consists of a _____ and a _____.
header
trailer
datagram
segment
End-to-end data transmission occurs at _____.
application
transport
internet
network access
