Quiz on Cryptography : OSI Model

What does OSI stand for in the OSI model?

• Open Source Interconnection

• Open System Interconnection

• Operating System Interconnection

• Open Service Interface

How many layers are there in the OSI model?

• 5

• 6

• 7

• 8

Which layer of the OSI model is responsible for end-to-end communication?

• Application Layer

• Presentation Layer

• Network Layer

• Transport Layer

Which layer of the OSI model is responsible for data encryption and decryption?

• Data Link Layer

• Session Layer

• Presentation Layer

• Physical Layer

At which OSI layer do routers operate?

• Data Link Layer

• Network Layer

• Transport Layer

• Application Layer

Which OSI layer is responsible for creating, managing, and terminating sessions between applications?

• Session Layer

• Transport Layer

• Data Link Layer

• Presentation Layer

Which of the following OSI layers deals with physical addressing?

• Network Layer

• Physical Layer

• Data Link Layer

• Transport Layer

Which OSI layer provides services such as error detection and flow control?

• Transport Layer

• Application Layer

• Network Layer

• Data Link Layer

The IP protocol operates at which layer of the OSI model?

• Network Layer

• Data Link Layer

• Transport Layer

• Physical Layer

Which of the following is a function of the OSI Physical Layer?

• Routing

• Error checking

• Bit transmission

• Packet sequencing