| A computer is a simply device (believe it or not) for | | | | Server - getting techie here.Today millions of |
| data manipulation using program instructions based on | | | | computers are connected to the Internet with |
| your input. Computers have revolutionized | | | | hundreds of millions of sites combined. Some servers |
| communication in the world as we presently know it.A | | | | like search engines and email servers get a huge |
| computer has certain basic components. I'll list them out | | | | number of visitors. If the number of visitors to any one |
| with some commonly known information as well.Case: | | | | site increases the page loading takes more time since |
| or tower, different sizes, shapes and colors these | | | | the server has to handle all these visitors |
| days are available.Motherboard: This is the unit that | | | | simultaneously and serve out or upload those files to |
| hold's everything together. It's like the frame of your | | | | the computer that has requested to view that web |
| car, everything is bolted to it.Central Processing Unit: | | | | page. The solution to such a problem is called load |
| CPU or processor or Chip, this is the little fan dangled | | | | balancing. The load is distributed by the load balancing |
| object that does all the smart stuff so you can do | | | | web server to other linked computers and processors |
| whatever task's you'll need to do with your | | | | to reduce computing time and communicate with the |
| computer.Random Access Memory: known as RAM | | | | visitor computers who have requested the |
| or just memory. The more and the faster it runs the | | | | webpage.Laptops - pretty cool if you need it.Laptops |
| better.Power Supply & adaptors: just know that your | | | | are portable computers called laptops because they |
| computer needs this to take power from the wall and | | | | are usually used with the computer placed on the lap |
| gives it to the board which powers up everything | | | | of the user. Laptops weigh between 3 to 4 kgs and |
| else.Video display: VGA adapter or graphics adapter | | | | run on batteries. The falling price levels have |
| too. If you'll be playing games you'll want a large one of | | | | popularized laptops to a great extent. The present day |
| these.Removable Media: storage device of some sort, | | | | laptops are light, have exceptional computing power, |
| floppy drive, CD, DVD, Media card. This is basically | | | | are affordable, and have sleek aesthetic appeal. They |
| anything your computer can put information on that | | | | are used in various applications like programming large |
| you can walk away with.Internal Storage: known as | | | | machines like CNC machines, Co-ordinate measuring |
| your hard disk or hard drive or just 'drive'. This is an | | | | machines etc. As laptops are transported a lot, a |
| extremely fast spinning device that stores all your files | | | | water resistant model is very much desirable. |
| and your operating system.Networking cards: if you | | | | Panasonic has launched a waterproof laptop model |
| don't know what this is you probly don't need to. It's | | | | available in Japan. Though not completely waterproof, |
| most commonly used for connecting more than one | | | | it is resistant to coffee or water spills. There are |
| computer together in a network or to get your | | | | commercial laptop variants available like the Dell latitude |
| computer out to the internet.Basics of computer | | | | which is very popular. The latitude has Intel dual core |
| shopping:Best advice I can give, shop around (:--). Ask | | | | processors, weighs 4.7 pounds, has 2MB L2 cache, |
| allot of questions. Basically you are going to want a | | | | has wide aspect screens of 12, 14 and 15 inches and |
| computer with the largest CPU, most amount of RAM, | | | | larger, 512 MB RAM and 4 USB ports. More ram the |
| large hard drive etc. A decent speed tower for 2006 | | | | merrier I say!Tablet PCs.Tablet PCs are light weight |
| is 3GHZ CPU, 1 Gig Ram, 250 Gig hard disk. Basically | | | | slate shaped hand-held computers. A tablet PC |
| get the biggest baddest machine you can for the least | | | | consists of a hand held touch screen with a light pen |
| amount of donuts (dollars).Computer technology is | | | | or stylus. Tablet PCs usually have inbuilt handwriting |
| moving ahead in leaps and bounds. Here are some | | | | recognition software to recognize whatever is written |
| other terms you may have heard before and | | | | on the screen with the stylus. In tablet PCs a keyboard |
| wondered what they meant.So what's a 'web | | | | is not required as data input can be done by touch or |
| server'?Just a name for a computer that 'serves' out | | | | writing with the stylus. These are quite pricy but good |
| files to people that have requested them. When you | | | | for face to face business |
| visit a web page you will be requesting some | | | | presentations.Summary.Computers have revolutionized |
| computer located somewhere in the world to upload | | | | the way we live and have a tremendous effect on |
| that webpage from their computer to yours. Since | | | | our civilization, shaping the future. Computers are |
| their files are the ones serving the files to you they are | | | | becoming more powerful and more affordable |
| called 'web servers'. Sort of like when you are on | | | | everyday. We hope this helps take a bit of the techie |
| MSN and you send a picture of someone from your | | | | out of the basics of computers because they really |
| computer to theirs. In this case your computer is | | | | are quite simple. |
| actually 'serving' the files to theirs.Load Balancing Web | | | | |