CONSEC2 Activity 1

Ethernet cable is an example of what OSI layer?

• Physical

• Data Link

• Network

• Transport

The transport layer is layer number what of the OSI model?

• 2

• 3

• 4

• 5

What was the first computer network called?

• CNNNET

• NASANET

• The WWW

• ARPANET

The TCP/IP Model has how many layers?

• 3

• 4

• 5

• 7

Which layer of the OSI model corresponds to TCP/IP's Internet Layer?

• Session

• Transport

• Network

• Data Link

Which is an example of a gateway device?

• Hub

• Firewall

• Switch

• Laptop

Which is a set of rules followed by all nodes in the information transfer?

• Link

• Device

• Defense

• Protocol

TCP/IP and OSI were developed in what decade?

• 60s

• 70s

• 80s

• 90s

What layer of the OSI model is responsible for establishing, maintaining, and terminating connections?

• Physical

• Transport

• Session

• Network

Which device operates at the Data Link layer of the OSI model?

• Router

• Bridge

• Repeater

• Firewall