WorksheetsData Communication
Total questions: 12
Worksheet time: 6mins
How many layers are present in the Internet protocol stack (TCP/IP model)?
a) 5
b) 7
c) 6
d) 10
The number of layers in ISO OSI reference model is __________
a) 5
b) 7
c) 6
d) 10
Which of the following layers is an addition to OSI model when compared with TCP IP model?
a) Application layer
b) Presentation layer
c) Session layer
d) Session and Presentation layer
Application layer is implemented in ____________
a) End system
b) NIC
c) Ethernet
d) Packet transport
Transport layer is implemented in ______________
a) End system
b) NIC
c) Ethernet
d) Signal transmission
The functionalities of the presentation layer include ____________
a) Data compression
b) Data encryption
c) Data description
d) All of the mentioned
Delimiting and synchronization of data exchange is provided by __________
a) Application layer
b) Session layer
c) Transport layer
d) Link layer
In OSI model, when data is sent from device A to device B, the 5th layer to receive data at B is _________
a) Application layer
b) Transport layer
c) Link layer
d) Session layer
In TCP IP Model, when data is sent from device A to device B, the 5th layer to receive data at B is ___________
a) Application layer
b) Transport layer
c) Link layer
d) Session layer
In the OSI model, as a data packet moves from the lower to the upper layers, headers are _______
a) Added
b) Removed
c) Rearranged
d) Randomized
Which of the following statements can be associated with OSI model?
a) A structured way to discuss and easier update system components
b) One layer may duplicate lower layer functionality
c) Functionality at one layer no way requires information from another layer
d) It is an application specific network model
Transmission data rate is decided by ____________
a) network layer
b) physical layer
c) data link layer
d) transport layer
