Weeks 1-3

Question 1

Name the Five Layers of the TCP/IP Five-Layer Network Model in order

Answer 1

Application
Transport
Network
Data Link
Physical

Question 2

Name the Seven Layers of the OSI Network Model in order

Answer 2

Application
Presentation
Session
Transport
Network
Data Link
Physical

Question 3

A device that knows how to forward traffic between independent networks is known as a _____.

Answer 3

Router

Question 4

The transmission method that sends data to every device on a LAN is known as a _____ transmission.

Answer 4

Broadcast transmission.

Question 5

The technique that allows you to have multiple logical LANs operating on the same physical equipment is known as a _____.

Answer 5

Virtual Local Area Network (VLAN)

Question 6

When an electrical pulse on one wire is accidentally detected on another nearby wire, this is known as _____.

Answer 6

Cross Talk

Question 7

An internal system behind a firewall needs to be configured for remote access. How should Network Address Translation be configured?

Answer 7

Port forwarding

Question 8

Administration and definition of TLDs are handled by a non-profit organization known as _______.

Answer 8

ICANN

Question 9

A DNS record that’s used to redirect traffic from one domain name to another is known as a _______ record.

Answer 9

CNAME

Question 10

A technique that’s used to route traffic to different destinations, depending on factors like location, congestion, or link health, is known as _____.

Answer 10

Anycast

Question 11

A device involved in a Transmission Control Protocol (TCP) connection is ready to close the connection. The other device in the connection agrees. What has occured?

Answer 11

A four-way handshake occurs when the session is closed.