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Overview• Introduction• Personal Computers.• History of Computers• History of Personal Computers• How has the Personal Computer Changed our Lives?• Present• Future• Conclusion• References
Introduction• What are Personal Computers.• Charles Babbage is known as the Father of Computers• How PC’s have changed our lives.• Development of PC’s• The advantages and disadvantages of computers.• Different types of computers.
Personal Computer • Personal computer is a micro computer designed to be used by an individual user. • It’s a machine that allows users to perform every tasks. • Personal Computers are widespread among home users and in businesses. (Webopedia, 2011; Whatis.com, n.d.)
History of Computers • Charles Babbage invented the Analytical Engine in 1830. • Tommy Flowers invented Colossus which was the worlds first electronic, and programmable computer in 1943.Fig.1 – Analytical Engine • John Mauchly and J. Presper Eckert invented the Electronic Numerical Integrator And Computer (ENIAC) in 1946. • The Innovation of the Integrated Circuit (1959) and the Microprocessor (1971) reformed the computer.Fig.2 – ENIAC (Webopedia, 2011; Whatis.com, n.d; The Great Idea Finder, 2007)
History of Personal Computers • John Lentz invented IBM 610 in 1957. • Personal Computers first appeared in the late 1970’s. • Steve Wozniak 1977 invented Apple II in 1977, which was the one of the first and most popular personalFig.3 – Apple II computer in that time. • In 1981 the IBM PC quickly began personal computer of the choice. • The term “Personal Computer” got popular with the IBM PC.Fig.4 – IBM PC (Whatis.com, n.d; Gizmos freeware, 2011)
How has the PC changed our lives? • Everyday activities such as checking email, typing documents and surfing the internet. • Gaming and entertainment purposes. • Social Networking. • Banking and shopping online without leaving the house. • Companies make computer models before they are manufactured. (Star Shine Technology, 2011; Softpedia, 2005; Ask, 2005)
How has the PC changed our lives? • Earning money online from money making websites. • Working more efficiently and more effectively. • Computers have become portable so we can carry it anywhere. • Sharing videos, photos and ideas has become much more easier. (Star Shine Technology, 2011; Softpedia, 2005; Ask, 2005)
Advantages• Used for educational, medical, entertainment purposes etc.• Practically unlimited number of data can be stored.• Simple and Complex calculations can be done in seconds.• Data manipulation and problem solving can be done faster, efficiently and more accurately. (Blurtit, 2011; eHow, 2011)
Disadvantages • Children are much addicted to PC gaming. • PC’s can be contributed to criminal activities such as hacking and stealing information. • Information can be deleted, lost or stolen. • System failures can cause loss of data. • Replaced people in employment (Blurtit, 2011; eHow, 2011)
Desktop and Gaming PC’s • Desktop PC’s are not portable. • Desktop PC’s are used by everyday users to perform daily tasks. • Gaming PC’s are used to play graphic intensive computer games. • Desktop PC’s are much cheaper than Gaming PC’s. • Desktop Easy to upgrade. (Answers.com, n.d.)
Notebooks• Notebook is a replacement for desktop computers.• Notebooks are smaller and portable than laptops and it has a longer battery life.• All notebooks are laptops, but not all laptops are notebooks.• Notebooks are mostly used by students, travellers and businessmen. (DifferenceBetween, 2011)
Netbooks• Netbooks are smaller in size compared to Notebooks.• Very portable and lightweight.• Very inexpensive and has omitted features compared to a notebook.• Netbooks are widely used by frequent travellers to check email and surf the internet. (DifferenceBetween, 2011)
Tablet PC• Tablet PC is a computer with a touch screen.• Easy to use and portable.• Used for entertainment and business purposes.• Can get damaged easily.• Cost more than a Netbook. (DifferenceBetween, 2011)
Pocket PC• Pocket PC is a handheld-size computer.• It has some of the abilities of modern desktop computer.• Pocket PC’s are powerful even thou they are small in size.• Does not differ with features compared to a Netbook, except size.• Used by frequent travellers. (FreeTechExams, 2005)
Smartphone• Computers are being replaced by Smartphones.• Smartphone is a phone, computer, camera, music and video player, document editor and organizer all in one.• Social Networking in your hard wherever you go anywhere in the world.• Cost same as a laptop. (Digital Evangelism Issues, 2011)
Future• Keyboards are being replaced by Touchscreens.• Computers with Transparent displays.• Computers will change our lifestyle and control everything we do.• Computers will create advance Artificial Intelligence. (CBT Planet, 2011; Jeutiem, 2011)
ConclusionSummary• Personal Computer is a microcomputer used by a single user.• Computers comes in different types such as Notebooks, Pocket PC, Tablet PC etc.• Smartphone is now also a type of computer due to the similar functions it has.• In the future, computers will be touchscreens and transparent and much more smarter and faster.
References• Answers.com, (n.d.). The advantages of a PC? [online]. Available from: http://wiki.answers.com/Q/The_advantages_of_a_PC. [Accessed 20 November 2011].• Ask, (2010). How have Computers Changed Our Lives?. [online]. Available from: http://answers.ask.com/Computers/Other/how_have_computers_changed_our_lives. [Accessed 25 November 2011].• Blurtit, (2011). What Are The Advantages And Disadvantages Of A Computer? [online]. Available from: http://www.blurtit.com/q862605.html. [Accessed 26 November 2011].• CBT Planet, (2011). The Future of Computers. [online]. Available from: http://www.cbtplanet.com/articles- tutorials/the-future-of-computers.htm. [Accessed 25 November 2011].• DifferenceBetween, (2011). Difference Between Laptop and Notebook computer. [online]. Available from: http://www.differencebetween.net/technology/difference-between-laptop-and-notebook-computer/. [Accessed 3 December 2011].
References• DifferenceBetween, (2011). Difference Between Notebook and Netbook computer. [online]. Available from: http://www.differencebetween.net/object/difference-between-notebook-and-netbook/. [Accessed 3 December 2011].• DifferenceBetween, (2011). Difference Between Tablet PCs and Netbooks. [online]. Available from: http://www.differencebetween.net/object/gadgets-object/difference-between-tablet-pcs-and-netbooks/. [Accessed 3 December 2011].• Digital Evangelism Issues, (2011). Why buy a smartphone? What are the advantages? [online]. Available from: http://www.internetevangelismday.com/blog/archives/4614. [Accessed 28 November 2011].• eHow, (2011). The Advantages of Personal Computers. [online]. Available from: http://www.ehow.com/facts_5580767_advantages-personal-computers.html. [Accessed 20 November 2011].• FreeTechExams, (2005). Pocket PC. [online]. Available from: http://www.freetechexams.com/computers- tips/computer-tips/pocket-pc.html. [Accessed 3 December 2011].• Gizmos freeware, (2011). A Brief History of Personal Computers. Available from: http://www.techsupportalert.com/history-of-personal-computers.htm. [Accessed 28 November 2011].
References• Jeutiem (2011). PoV: The future of personal computers. [online]. Available from: http://jeutie.info/blog/2011/06/19/pov-the-future-of-pc/. [Accessed 25 November 2011].• Softpedia, (2005). Technology that changed our lives. [online]. Available from: http://news.softpedia.com/news/Technology-that-changed-our-lives-172.shtml. [Accessed 3 December 2011].• Star Shine Technology, (2011). How Computer Technology Has Changed Our Lives. [online]. Available from: http://starshinetechnology.com/2011/07/how-computer-technology-has-changed-our-lives/. [Accessed 28 November 2011].• The Great Idea Finder, (2007). Personal Computer. [online]. Available from: http://www.ideafinder.com/history/inventions/compersonal.htm. [Accessed 20 November 2011].• Webopedia, (2011). personal computer. [online]. Available from: http://www.webopedia.com/TERM/P/personal_computer.html. [Accessed 20 November 2011].• Whatis.com, (n.d.). personal computer (PC). [online]. Available from: http://whatis.techtarget.com/definition/0,,sid9_gci214279,00.html. [Accessed 20 November 2011].