Computer
01

History

03

Some kind of

computers

02

Computer

functions and

disadvantages

04

Some browsers

and websites

CONTENTS
1: History

How was computer born?
1943-1944

The first comuter was born by John Mauchly and J. Presper Eckert - two profesor of Pennsylvania university

HISTORY

1953

Thomas Johnson Watson developed IBM 701, to help the United Nations in Korean War

1960

NEAC 2203 was born by Nippon (NEC) in Japan. It can be used in bussiness, science.

1964

CDC 6600 was designed by Seymour Cray, it used to be the fasest computer at that time
1971

The first personal comuter was born. It is KENBAK-1 but it was defeated.

HISTORY

1975

Microsoft Company was born by Bill Gates and Paul Allen

1976

Apple I was born by Steve Wozniak, helping for the appearnace of Apple company

1977

TRS-80 was born and sold well. For the first time, non-geeks could write programs and make computers do what they wanted.
1981

IBM's first personal computer, the Acorn, was introduced. It used MS-DOS of Microsoft.

HISTORY

1983

The Hewlett-Packard 150 was born. The first computer has touch screen technology

1985

Microsoft announces Windows - the most famous operating system in the world was born

2001

Apple annouces MAC OS X. Microsoft also annouces Windows XP
2009

Microsoft launches Windows 7, provides a lot of new morden fuctions like : Touch and handwriting recognition

HISTORY

2015

Microsoft annouses Windows 10, the best operating system was born

2021

Microsoft annouses Windows 11, the next generation of Windows 10
2: Some kinds

of computers
DELL

HP

SAMSUNG

LEVONO

ACER

01

02

03

04

05

Some kinds of computers

02

03

APPLE

MICROSOFT
3: Computer

functions,disadvantages and how to use it safe
Entertaiments

Chatting

Working

Shopping

Computer functions,disadvantages and how to use it safe

* Functions

Studying
Watching movies

Watiching video on Youtube, Tiktok

Playing games

Entertaiment

Computer functions,disadvantages and how to use it safe:

* Functions

Surft the postes on Social media
Exchangeing documents

Chatting with friends in other countries

Video call – can see together through far distance

Computer functions, disadvantages and how to use it safe:

* Functions

Having more convenient, cheaper, faster communication

Chatting
Exchangeing documents easier

Presenting easier

Meeting online

Storaging documents

Working

Computer functions, disadvantages and how to use it safe:

* Functions
Fast, easy to buy, we don't need to go to shops

Cheep items, because there are a lot of shopping online web so they reduce the prize to take customers

Fast, we just wait for 3 or 4 days

There are versatile of items to choose

Shopping

Computer functions, disadvantages and how to use it safe:

* Functions
Searching informations

Studying through video on Youtube

Studying through apps, studying online

Computer functions and disadvantages:

* Functions

Doing group's exercise

Studying
Eye hurt

Cyber crimes

Neglecting study

Can't sleep

Hight effect

Fat

Computer functions, disadvantages and how to use it safe:

* Disadvantages
Have a good using computer time:

Using antivirus app

Have a good sitting position:

Enhancing people' s behavioir

*Each day just spend about 1-2 hours using it *Using computer about 45 minust each time use
*Removing virus in computer *Making sure computers aren't attacked by hacker
*Keeping the screen far from eyes about 45cm *Sitting straight *Choosing a suitable table and chair
Computer functions, disadvantages and how to use it safe:

* How to use it safe?
Some browsers and websites

Part4
Some browsers

and websites

Duolingo

Facebook

Instagram

Youtube

Tik tok

Whatsapp

Google

Teams

Meets

Shopee

Ladada

Tiki

THANKS!