This set of Data communication and Networking Multiple Choice Questions and Answers (MCQs) focuses on “OSI MODEL (Open system Interconnection Model)”.
PRACTICE IT NOW TO SHARPEN YOUR CONCEPT AND KNOWLEDGE
1. An _______ standard that covers all aspects of network communications is the Open Systems Interconnection model
- ANSI
- EIA
- ISO
- OSI
C. ISO
2. OSI is an acronym for _______
- Open Systems Interconnection
- Open Sessions Interconnection
- Open Segmentation Implementation
- Open Systems Implementation
A. Open Systems Interconnection
3. An ISO standard that covers all aspects of network communications is the _______ model.
- ANSI
- EIA
- ISO
- OSI
C. ISO
4. The OSI model is a _______ layer model for the design of network systems.
- two
- five
- seven
- eight
C. seven
5. In the OSI model, headers are added to the data packet at every layer except _______
- layer 7
- layer 2
- layer 1
- a and c
D. a and c
6. In the OSI model, a trailer is added to the data packet at layer _______
- one
- two
- three
- four
B. two
7. In a peer-to-peer process, layer 4 on machine A communicates with layer _______ on machine B.
- 1
- 2
- 3
- 4
D. 4
8. In _______ process, layer n on the sending machine communicates with layer n on the receiving machine.
- an interface-to-interface
- a peer-to-peer
- a layer-to-layer
- machine-to-machine
B. a peer-to-peer
9. The OSI model defines layers 1, 2, and 3 as the _______ layers
- physical support
- network support
- user support
- transport
B. network support
10. The OSI model defines layers 5, 6, and 7 as the _______ layers
- physical support
- network support
- user support
- transport
C. user support
11. The OSI _______ layer is implemented mainly by software
- application
- session
- presentation
- all of the above
D. all of the above
