With wireless networks becoming the norm in network computing both at home and in offices, it is not surprising that these users of wireless networks are now turning as well to setting up a wireless printer to address whatever printing needs that they may have. After all, since wireless printers do not require Ethernet or local area network cables, it is more economical to install them instead of laying out meters upon meters of network cables either at home or in the office.
Saturday, October 23, 2010
Make an Old PC Going Wireless
Okay so your looking for information on making a desktop PC wireless. You'll be happy to know that just about any desktop PC can support a wireless internet connection. Even older desktops can connect to the internet via a wireless internet connection.
Friday, October 22, 2010
When the Price of Touch Screen Monitors Gets Really Low
The popularity of the touch screen technology and the increase in the number of manufactures has affected the price of touch screen monitors in a major way. As with every other product high demand always elevates the price of a product. While it holds true most of the time, this scenario has however been reversed when it comes to the price of touch screen monitors.
2010, Year Of Tablets
Since the launch of Apple's iPad in April, it has had no real competition. Until now that is. Samsung is set to launch its Galaxy Tablet, and being cheaper in price and boasting a bigger array of features and applications, it could well steal the iPad's crown as the King of Mobile Tablets. The mobile tablet computer battle is well and truly on.
Thursday, October 21, 2010
Computers Basics
Computers are showing up everywhere you look, and even in places you can't see. Computers check out your groceries, pump your gas, dispense money at the ATM, turn the heat on and off, control the way your car runs. They're everywhere! They're everywhere!
In fact, the computer is rapidly becoming, if it hasn't already gotten there, as tightly woven into the fabric of our lives as the automobile. The analogy runs quite deep.
When automobiles were new, many people said "Those smelly, loud, complicated things will never replace the horse!" And "Those things break down in just a few miles, while my faithful horse goes on and on and repairs itself!" Nowadays it's hard to imagine the world without all the variety of four-wheeled, internal combustion vehicles. How many can you name? Sedans, pickup trucks, fire engines, front-end loaders, 4-wheelers, golf carts, bulldozers, cranes, vans, dump trucks... We have an "automobile" for every purpose under heaven - and in different models and colors, too.
A computer has four functions:
In fact, the computer is rapidly becoming, if it hasn't already gotten there, as tightly woven into the fabric of our lives as the automobile. The analogy runs quite deep.
When automobiles were new, many people said "Those smelly, loud, complicated things will never replace the horse!" And "Those things break down in just a few miles, while my faithful horse goes on and on and repairs itself!" Nowadays it's hard to imagine the world without all the variety of four-wheeled, internal combustion vehicles. How many can you name? Sedans, pickup trucks, fire engines, front-end loaders, 4-wheelers, golf carts, bulldozers, cranes, vans, dump trucks... We have an "automobile" for every purpose under heaven - and in different models and colors, too.
What is a computer?
A computer is an electronic device that executes the instructions in a program.A computer has four functions:
| a. accepts data | Input | The Information Processing Cycle |
| b. processes data | Processing | |
| c. produces output | Output | |
| d. stores results | Storage | |
| In the lessons that follow we will study the parts of the computer and each of the four parts of the Information Processing Cycle. | ||
History Of Computer #2
Prehistoric man did not have the Internet, but it appears that he needed a way to compute and make calculations. The limitations of the human body’s ten fingers and ten toes apparently caused early man to construct a tool to help with those calculations. Scientists now know that humankind invented an early form of computers. Their clue was a bone carved with prime numbers found in 8,500 BC.
The abacus was the next leap forward in computing between 1000 BC and 500 BD. This apparatus used a series of moveable beads or rocks. The positions changed to enter a number and again to perform mathematical operations. Leonardo DaVinci was credited with the invention of the world’s first mechanical calculator in 1500. In 1642, Blaise Pascal’s adding machine upstaged DaVinci’s marvel and moved computing forward again.
In 19th century England, Charles Babbage, a mathematician, proposed the construction of a machine that he called the Babbage Difference Engine. It would not only calculate numbers, it would also be capable of printing mathematical tables. The Computer History Museum in Mountain View, CA (near San Diego) built a working replica from the original drawings. Visitors can see in the device in operation there. Unable to construct the actual device, he earned quite a few detractors among England’s literate citizens. However, Babbage made a place for himself in history as the father of computing. Not satisfied with the machines limitations, he drafted plans for the Babbage Analytical Engine. He intended for this computing device to use punch cards as the control mechanism for calculations. This feature would make it possible for his computer to use previously performed calculations in new ones.
The abacus was the next leap forward in computing between 1000 BC and 500 BD. This apparatus used a series of moveable beads or rocks. The positions changed to enter a number and again to perform mathematical operations. Leonardo DaVinci was credited with the invention of the world’s first mechanical calculator in 1500. In 1642, Blaise Pascal’s adding machine upstaged DaVinci’s marvel and moved computing forward again.
In 19th century England, Charles Babbage, a mathematician, proposed the construction of a machine that he called the Babbage Difference Engine. It would not only calculate numbers, it would also be capable of printing mathematical tables. The Computer History Museum in Mountain View, CA (near San Diego) built a working replica from the original drawings. Visitors can see in the device in operation there. Unable to construct the actual device, he earned quite a few detractors among England’s literate citizens. However, Babbage made a place for himself in history as the father of computing. Not satisfied with the machines limitations, he drafted plans for the Babbage Analytical Engine. He intended for this computing device to use punch cards as the control mechanism for calculations. This feature would make it possible for his computer to use previously performed calculations in new ones.
History of Computers
The development of the modern day computer was the result of advances in technologies and man's need to quantify. Papyrus helped early man to record language and numbers. The abacus was one of the first computing machines..
Some of the earlier mechanical computing machines lacked the technology to make the design work. For instance, some had parts made of wood prior to metal manipulation and manufacturing. Imagine the wear on wooden gears. This history of computers site includes the names of early pioneers of math and computing and links to related sites about the History of Computers, for further study. This site would be a good Web adjunct to accompany any book on the History of Computers or Introduction to Computers. The "H" Section includes a link to the History of the Web Beginning at CERN which includes Bibliography and Related Links.
Some of the earlier mechanical computing machines lacked the technology to make the design work. For instance, some had parts made of wood prior to metal manipulation and manufacturing. Imagine the wear on wooden gears. This history of computers site includes the names of early pioneers of math and computing and links to related sites about the History of Computers, for further study. This site would be a good Web adjunct to accompany any book on the History of Computers or Introduction to Computers. The "H" Section includes a link to the History of the Web Beginning at CERN which includes Bibliography and Related Links.
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