WorksheetsOSI Model MCQs
Total questions: 20
Worksheet time: 10mins
How many layers are there in the OSI model?
5
6
7
8
Which layer is responsible for encryption and compression?
Transport
Presentation
Session
Application
What layer does the IP address belong to?
Data Link
Transport
Network
Application
Which layer is responsible for reliable delivery and error checking?
Data Link
Transport
Network
Session
What is the main job of the Session Layer?
Error detection
Data translation
Start, manage, and end sessions
Address resolution
Which layer does the MAC address operate at?
Network
Transport
Application
Data Link
At which layer does HTTP operate?
Session
Application
Transport
Network
In the diagram, what is the purpose of encapsulation?
Breaking data into parts
Wrapping data with headers
Encrypting the data
Compressing the data
What does the Physical Layer transmit?
Packets
Frames
Bits
Segments
Which layer deals with port numbers like 80 or 443?
Data Link
Transport
Network
Application
Which of the following is NOT added during encapsulation?
TCP Header
IP Header
MAC Header
User Interface
The process of removing headers as data moves up the OSI layers is called:
Filtering
Decapsulation
Layering
Encoding
Which layer is responsible for translating between different data formats?
Session
Transport
Presentation
Application
Which protocol works at the Transport Layer?
IP
MAC
TCP
HTML
What layer is responsible for logical addressing?
Network
Data Link
Application
Physical
What is the main function of the Data Link Layer?
Logical addressing
Segmenting data
Error detection in frames
Path selection
Which of the following is a function of the Application Layer?
Routing
Ensuring delivery
Providing services like email or file transfer
IP Addressing
What is the correct order of layers from top to bottom?
App → Session → Transport → Physical
Application → Presentation → Session → Transport → Network → Data Link → Physical
Physical → Data Link → Transport → Application
Application → Session → Data Link → Physical
Which layer handles converting data into electrical signals?
Network
Physical
Data Link
Presentation
Which two layers use IP and MAC addresses respectively?
Physical & Transport
Application & Session
Network & Data Link
Transport & Network
