The Open Systems Interconnection (OSI) Reference Model

What is the name of Layer 1 in the OSI reference model?

• Physical

• Data Link

• Network

• Transport

What is the name of Layer 2 in the OSI reference model?

• Data link

• Network

• Session

• Presentation

What is the name of Layer 3 in the OSI reference model?

• Network

• Session

• Presentation

• Physical

What is the name of Layer 4 in the OSI reference model?

• Transport

• Session

• Network

• Presentation

What is the name of Layer 5 in the OSI reference model?

• Session

• Presentation

• Transport

• Network

What is the name of Layer 6 in the OSI reference model?

• Presentation

• Session

• Transport

• Network

What is the name of Layer 7 in the OSI reference model?

• Application

• Presentation

• Session

• Transport

Fill in the blank: The Internet is ___ .

• a global system of computer networks interconnected through telecommunications (wired) and (wireless) networking

• a single computer used for personal tasks

• a type of software for editing documents

• a local area network in a single building

Fill in the blank: The World Wide Web (www) is a global collection of ________.

• webpages

• computers

• databases

• servers

Fill in the blank: When google.com is typed into the web browser, the web browser sends a request to a ________ server to locate Google’s IP address.

• DNS

• FTP

• SMTP

• DHCP