What is a network?

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

The OSI model has how many layers?

In the TCP/IP model, which layer corresponds to the Data Link Layer of the OSI model?

Which layer in the OSI model is responsible for routing and forwarding?

What is the correct order of the TCP/IP layers, from the lowest to highest?

In parallel transmission, how are bits sent?

Which transmission mode is commonly used for long-distance communication?

In which mode of transmission does data move in one direction only?

Which transmission mode allows data to be sent in both directions but only one direction at a time?

Which of the following is NOT a service provided by the Data Link Control layer?

The primary purpose of the Data Link Layer is:

What type of address is used at the Data Link Layer?

Which of the following protocols is used to avoid collisions in a wireless network?

CSMA/CD is used in which type of network?