Application
Transport
Network
Data Link
Physical
100

Which Application Layer protocol is used to transfer files?

FTP

100

Protocols at this layer are...

TCP/UDP

100

How many bits make up a subnet mask?

32 bits

100

What is NIC?

Network Interface Card

100

What is referred to as the layout of a computer network?

Network Topology

200

What identifies application processes? 

Port Numbers

200

How does TCP establish a secure connection?

Three-way handshake

200

What is a layer 3 device?

Routers

200

What is a layer 2 device? 

NIC Card

200

What are the two forms of connecting?

Wired or Wireless

300

What are messages called at this layer?

Application messages

300

What are messages called at this layer?

Segements

300

What is the addressing at the Network Layer?

IP addressing

300

What are the messages referred to at this layer? 

Frames

300

What is the two common types of twisted pairs? 

UTP, STP

400

How are IP addresses assigned? 

DHCP requests and acknowledgment. 

400

What are the steps to establish a connection in TCP?

SYN, SYN/ACK, ACK
400

The subnet mask is combined with an IP address in order to identify two parts:

Network address and host address

400

How do switches keep track of the MAC addresses?

ARP requests

400

What is the most common protocol used at the Physical Layer?

Ethernet

500

One endpoint of a two-way communication link between two programs running on different hosts.

Sockets

500

Which protocol would Netflix use to stream?

UDP

500

What process breaks up data into smaller manageable chunks? 

Data Encapsulation 

500

What identifies a LAN interface?

48-bit MAC address and one IP address

500

What is the information that travels through cables called?

Bits