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3. Complete each sentence by choosing from the following devices: memory stick, hard disk, cDs, dvDs, touch screen, trackball, touchpad, webcam.

  1. A ………. is a stationary device that works like a mouse turned upside down. You roll the ball with your hand to move the pointer on the screen.

  2. A ………. is a small device that is extremely reliable and fits in the USB port on your computer. It quickly replaced the floppy disk.

  3. Interactive ………. are used in museums, information centres and Internet kiosks. You use your fingers to point directly to objects on the screen.

  4. Its function is to store all the files, and software the computer will ever use. Any file or software program used by RAM most likely will come from the ……….. 

  5. ………. can only hold up to approximately 650 MB of information. You have to have a special drive to write to them. Otherwise they can only be read from.

  6. A ………. is used to send live video via the Internet.

  7. A ………. is found on notebook PCs. You use it by pressing the sensitive pad with a finger.

  8. CDs and ………. use light (laser) to write and read data on a disk. These long and short pits are then stored or etched on the surface of the disk.  They can only be read by laser technology.

4. Use the words in the box to complete these sentences.

Input processing storage output rom ram cpu software

  1. Computer ………. is the visible or audible result of data processing – information that can be read, printed or heard by the user.

  2. ………. is a set of instructions, called a program, which tells a computer what to do.

  3. The ………. is the heart of the computer, a microprocessor chip which processes data and coordinates the activities of all the other units.

  4. As a scanner, the Sigma-100 can be used to ………. photographs as well as documents into the computer.

  5. The amount of ………. determines the number of programs you can run simultaneously and how fast they operate.

  6. The CPU will process data as instructed by the programs you’re running. ………. includes functions like calculating, sorting, editing, drawing and searching.

  7. DVDs are expected to replace CDs as ………. devices.

  8. ………. is permanent and contains instructions needed by CPU. The BIOS uses it to control communication with peripherals.

5. Create a crossword puzzle for 20 of the computer terms found in this article.

TEXT 2

The Internet: What’s all fuss?

Who uses it?

In fact, if you have not heard or browsed the Internet, it is not the fault of the Internet. It just isn't that complicated or isolated. Furthermore, anyone with a computer, phone line, modem,  and an ISP can connect and even publish on the Internet. However to publish you will have to get to know some Basic Terms such as HTML, HTTP, URL, and others. From young to old, millions of companies, organization, and individuals have published with great success.

Just look around. Everything has gone www.com crazy. The Internet has its complex side. It is a well thought out network with lots of technical languages and protocols that make it work. But that complexity has simply made it easier for the average person to use. From doctors, lawyers, professors, scientist to hobbyist, housewives and elementary students all have found something of value on the Internet.