surfing the internet

Largest computer network that connects million of computers around the world

The Internet

the first artificial satellite

sputnik

USSR’s satellite

Sputnik

US’s satellite

ARPA

ARPA meaning

advanced research projects agency

what was the message UCLA sent

“LOG IN“

what did stanford receive

“LO”

where was ARPANET invented

in the halls of the Pentagon

how many computers were connected in arpanet

4

who created the first electronic mail

Ray Tomlinson

was chosen from the non-alphabetic symbols on the keyboard to tell a person’s name and hostname.

@

During the International Conference on Computer Communications (ICCC), the first computer-to-computer chat happened: A conversation between _____, an artificially intelligent psychiatrist located at MIT, and ____, a paranoid computer at Stanford.

eliza and parry

published "A Protocol for Packet Network Interconnection“, which specified in detail the design of a Transmission Control Protocol (TCP).

Vint Cerf and Bob Kahn

The 1990s

• ______ formally shut down.

• Tim Berners-Lee invented the _______, which was released by the

European Organization for Nuclear Research, also known as CERN.

• The term _________ is coined.

• The first item ordered online was ____ when ______offered the people to

order on its webpage.

• Wireless technology called _____ was standardized.

• Websites like ____ and ___ were born.

• ARPANET

• World Wide Web

• surfing the internet

• pizza, pizza hut

• 802.11

• Yahoo!, Google

facilitate data transmission and exchange

TCP/AP protocols

breaks large packets into smaller ones

Transfer Control Protocol (TCP)

small pieces of information transmitted over a network.

packets

responsible for addressing and routing of packets

IP

identify destinations of the packet

IP Addresses

Use of alphanumeric characters instead of numbers for IP addresses

Domain Name System

assigns domain names, IP addresses,

protocol parameters, and port numbers.

Internet Corporation for Assigned Names and

Numbers (ICANN)

• Also known as the web

• Collection of interconnected documents and other web resources

• Just a service that runs on the Internet

WWW

A computer network that uses internetworking technologies but is not connected to the Internet

internet

companies that provide Internet access and services to subscribers.

ISP

uses a modem and a phone call to connect, one of the slowest methods

of accessing the Internet

Dial-Up

wide bandwidth, most used form of Internet access

Broadband

major types of broadband

• DSL

• Cable Connection

• Fiber Optic

• Satellite

• Mobile Broadband

utilizes unused telephone wires.

DSL or Digital Subscriber Line,

delivers data over the same cable used to deliver television data.

Cable connection

uses light to transmit data signals, fastest so far.

Fiber Optic

uses orbiting satellites to transmit and receive data.

Satellite

a wireless broadband technology accessible via smart devices.

Mobile Broadband

Software application for retrieving, presenting, and traversing information resources

browsers

types of browsers

1. opera

2. safari

3. google chrome

4. mozilla firefox

5. internet explorer

6. microsoft edge

USSR and US launched their first artificial satellites

1957

first ever message received was sent over the ARPA

1969

first electronic mail was created

1971

first computer-to-computer chat

1972

“a protocol for pocket network interconnection“

1974

• arpanet shutdown

• www released

• surfing the internet

• pizza

1993

wireless technology called 802:11 or wifi was standardized

1997

websites like yahoo! and google were born

1997

everyone was afriad that their data would be delete or corrupted by midnight

y2k bug

rise of social networking sites

21st century