WORKSHEET 2 – INPUT DEVICES
Make sure that you are familiar with all of the information detailed in this booklet. There are a number of tasks for you to carry out, be sure to read the information fully whilst completing the tasks.
Use the theory notes on the teach-ict.com site to help you complete this booklet.
TASK 1: INPUT DEVICES
An input device is anything that is used to get data INTO the computer. For example, you can use a keyboard to type text which will then be stored in the computer. You can use a mouse to highlight, select and click – the instructions for what you want to happen go from the mouse, into the computer.
You need to know about a selection of input devices for your test. Write a couple of sentences to describe the following manual input devices:
|Input device |Description |Extra fact you found out |
|Keyboard |A keyboard is used to enter text into the computer. It has a set of |Dvorak layouts—are available for |
| |alphabet keys, number keys and function keys. |people who type with one hand or |
The Term Paper on Input And Output Devices And Computer Components
The purpose of this paper is to answer questions about various data input and output methods, various storage types and devices, and the speed of a computer. Each of the four questions is divided into a corresponding section below. In the input device section, this paper focuses primarily on user input, rather than the input devices used to extract information entered by a user. In all of the ...
| |Keyboards usually use a QWERTY layout. |finger. These layouts make the most |
| |If you have wrist pain you can get an ‘ergonomic keyboard’ |frequently typed characters on a |
| | |keyboard more accessible to people who|
| | |have difficulty using the standard |
| | |keyboard layout (called the “QWERTY” |
| | |layout).
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|Mouse | | |
| |A mouse is a pointing device, that allows the user to perform various | |
| |different operations | |
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|Touchpad | | |
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The Essay on Qwerty Keyboard Keyboards Users Huff
... users to have to know just one kind of layout. Keyboard layout is like different languages. If there are different languages ... further health problems. And, attempt to standardize a new keyboard would be extremely difficult and expensive. Yet, people might ... In near future, voice recognition programs using microphones, might replace keyboards. Then, RTI - Repetitive Talking Injury -might be a big ...
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|Joystick | | |
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|Concept Keyboard | |Used at Mc Donalds |
| |A concept keyboard is a flat board that contains a grid of buttons. Each | |
| |button can be programmed to do whatever you want. | |
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The Term Paper on Character Analysis Vladek From Maus I And Ii
Character analysis: Vladek from Maus I and II Art Spiegelman's two-volume narrative Maus is a Holocaust survivor's tale as told to a son who wants to record his father's story in a book with the hope that this effort will lead to acknowledgement by his father. In the course of the father's, Vladek Spiegelman's narrative, Artie Spiegelman reveals through words and behavior what it means to be a ...
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|Touch screen |A touchscreen is an electronic visual display that can detect the presence | |
| |and location of a touch within the display area. The term generally refers | |
| |to touching the display of the device with a finger or hand. | |
|Scanner | | |
| |is a device that optically scans images, printed text, handwriting, or an | |
| |object, and converts it to a digital image. | |
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|Graphics tablet |A graphics tablet (or digitizer, digitizing tablet, graphics pad, drawing | |
| |tablet) is a computer input device that enables a user to hand-draw images | |
The Research paper on Data Collection 3
In the hospitality business, employee retention and low turnover is of utmost importance. Employees are the foundation of any successful operation. Employees provide direct communication with customers, support organizational initiatives, boost profit, curb losses, and build future success. Denihan is a hospitality company that began in 1903 as a dry cleaning company by Benjamin J. Denihan, an ...
| |and graphics, similar to the way a person draws images with a pencil and | |
| |paper. These tablets may also be used to capture data or handwritten | |
| |signatures. It can also be used to trace an image from a piece of paper | |
| |which is taped or otherwise secured to the surface. | |
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|MICR |Magnetic Ink Character Recognition is a character recognition system that | |
| |uses special ink and characters. When a document that contains this ink | |
| |needs to be read, it passes through a machine, which magnetizes the ink and| |
| |then translates the magnetic information into characters. | |
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|OMR |Optical Mark Recognition (also called Optical Mark Reading and OMR) is the | |
| |process of capturing human-marked data from document forms such as surveys | |
The Business plan on Latest Developments In Input Output And Storage Devices
Latest Developments in input, output, and storage devices Intel continues to revolutionize the way the world experiences technology. Intel announced the demonstration of the worlds first electrically driven Hybrid Silicon Laser. The hybrid silicon laser is a key enabler for silicon photonics, and will be integrated into silicon photonic chips that could enable the creation of optical data pipes ...
| |and tests. | |
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|Magnetic Stripe Reader |A magnetic stripe card is a type of card capable of storing data by | |
| |modifying the magnetism of tiny iron-based magnetic particles on a band of | |
| |magnetic material on the card. The magnetic stripe, sometimes called swipe | |
| |card or magstripe, is read by physical contact and swiping past a magnetic | |
| |reading head. | |
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|Barcode Reader |A barcode reader (or barcode scanner) is an electronic device for reading | |
| |printed barcodes. Like a flatbed scanner, it consists of a light source, a | |
The Essay on Portable media device
Who does not have at least one portable media device? Virtually everyone from the middle class has one. We see them all the time; people with the trademark white earphones walking our streets, people in cafe’s surfing the web with their laptops, executives setting an appointment with their blackberries, children bowed down, playing their DS’s or PSP’s, and cars that have more screens than the ...
| |lens and a light sensor translating optical impulses into electrical ones. | |
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|Biometric Devices |Biometrics allow people to be identified based on unique characteristics. | |
| |Examples include fingerprint scans, iris scans, and voice recognition. | |
| |Biometric devices utilize technology to capture and process this type of | |
| |information. Such devices may be found at airports, government buildings, | |
| |and law enforcement agencies. | |
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TASK 2: FILL IN THE MISSING WORDS
|screen |touch |mouse |keyboard |
|number |input |data |touchpad |
Input devices are used to let you enter data into a computer. There are many different types of input device and each one is suitable for a specific task. For example, if you wanted to enter a large amount of text, then a _______________ would be the most suitable input device. Whereas if you wanted to enter your password or account _______________ at a bank an input device which is often used is a ________________ screen.
A ______________ is the best input device for pointing and selecting things on a computer ______________. However, when using a laptop, the mouse is often replaced with a ______________.
TASK 3: MATCH THE INPUT DEVICE TO THE TASK
|Changing a paper drawing into a digital image that can be inserted | |Keyboard |
|into a document | | |
|Recording sales of items in a fast food restaurant | |Mouse |
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|Automatically entering multiple choice test marks | |Joystick |
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|Writing a large report for your manager | |Concept keyboard |
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|Drawing high quality images with a lot of detail | |Optical Character |
| | |Recognition |
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|Selecting a paragraph of text to cut and paste elsewhere in the | |Scanner |
|document | | |
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|Playing a flight simulation computer game | |Graphics tablet |
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|Entering how much cash you want to withdraw from your bank account | |OMR |
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|Scanning large amounts of text on a paper based document into the | |Touchscreen |
|computer and changing them into text which can be edited | | |
|electronically | | |
