Internet Vocab

Question 1

ARPANET

Answer 1

Advanced Research Project Agency Network; 4 computers connecting 4 universities.

Question 2

Internet/Internet Working Protocol

Answer 2

Large number of independently operated networks

Question 3

Internet Service Provider

Answer 3

ISP; Connects devices

Question 4

Protocol

Answer 4

An agreed upon set of rules and standards used for communication between devices

Question 5

Internet Protocol

Answer 5

IP; The system that is used to give each device a network location on the internet so other devices may connect to it

Question 6

IP Address

Answer 6

(4 byte) 32 bits with 8 bits for each section. (IPv4)
1. Network/sub-network
2. Region/Network
3. Subnetwork
4. Address

Question 7

Domain Name System

Answer 7

DNS; Find domain names and look up corresponding IP address

Question 8

Packets

Answer 8

How info travels from one place on the internet to another

Question 9

Routers

Answer 9

Keeps track of every available route and picks the “cheapest” path for every packet.

Question 10

Fault Tolerant

Answer 10

A network can still move packets if something goes wrong.

Question 11

Transmission Control Protocol

Answer 11

TCP; Manages the sending and receiving of data (packets)

Question 12

Scalable or Scalability

Answer 12

A system can change in size and scale to meet new demands

Question 13

Redundant or Redundancy

Answer 13

Having multiple routes to a destination

Question 14

Bit

Answer 14

Any pair of opposites or Binary code

Question 15

Bandwidth

Answer 15

The limit of how fast a device can send info, measured in seconds

Question 16

Bit Rate

Answer 16

Number of bits that can be sent or received per second

Question 17

Latency

Answer 17

The amount of time it takes a bit to travel from the source to the requesting device

Question 18

HTTP

Answer 18

HyperText Transfer Protocol; The language one computer uses to ask another for info.

Question 19

Open Protocols

Answer 19

Publicly available standardized rules for communication between devices on the Internet

Question 20

UDP

Answer 20

User Datagram Protocol; Quickly sending packets with little regard to security or whether all packets arrive. Speed > Security

Question 21

Electricity, Light, Radio

Answer 21

3 methods of transferring data

Question 22

Packet Switching

Answer 22

Transfer of small pieces of info

Question 23

World Wide Web

Answer 23

WWW; All the public websites that are available over the internet without a password

Question 24

Computer Network

Answer 24

A set of computers sharing resources located in network nodes

Question 25

Routing

Answer 25

The process of deciding which path a packet should travel over the internet