A graphic tablet as digitizer is used for fine works of drawing and image manipulation applications. Radio Shack briefly published parts catalogs with CueCat bar codes for every item. It is used where one out of a few alternatives is to be selected and marked. A grid of wires under the surface transmitted coordinates to the stylus above. An input device can be defined as an electromechanical devices that allows the user to feed information or data into the computer for analysis, storage and give command to the computer. More specifically, Settings.Secure.ANDROID_ID. With this device, users rest their hands on the soft dome and rock it in one of eight directions. Output Device can produce the final product of machine processing into a form usable by humans. 4: Control keys. It includes software that converts written text into word processing text. Digital camera 3. All GSM phones use a SIM card to allow an account to be swapped among devices. It includes four directional arrow keys. These images can be edited before they are printed. It may have been inspired by the MIT “Crystal Ball” controller. Moves the cursor faster than the arrow keys of the keyboard. Input Devices The devices which are used to give data and instructions to the computer are called Input Devices. INPUT AND OUTPUT DEVICES Advantages and disadvantages of SENSORS The advantages of the sensors is that are fast to process data of the body to the computer, it process the data of any problem that there might be in a surgery. MICR input device is generally used in banks as there are large number of cheques to be processed every day. OCR is an input device used to read a printed text. This is a ball which is half inserted and by moving fingers on the ball, the pointer can be moved. This portable scanner produced an image of any surface over which it was rolled. The ridges and troughs on a person's finger and toes are unique to that person. More information about Unique Input devices This category consists of 1 page. The layout of the keyboard is like that of traditional typewriter, although there are some additional keys provided for performing additional functions. The bulk and isochronous transfers tend to be used for devices that transfer large amounts of data in bursts or streams such as digital cameras or printers. Some newer computers also ship with touch screens similar to those found on smartphones and tablets. These devices would need to be close by. The twelve function keys are present on the keyboard which are arranged in a row at the top of the keyboard. The above is from the link @ Is there a unique Android device ID? Digitizer is an input device which converts analog information into digital form. Most customers were hobbyists, who tolerated a primitive interface. devices in computer science terms, which we will use hereinafter, but input devices in psychological terms) than user-to-computer, so user-computer dialogues are typically Mouse is the most popular pointing device. It includes four directional arrow keys. Bar coded data is generally used in labelling goods, numbering the books, etc. Hard drives 5. USB thumb drives Supported on Windows XP and later versions. Indicates whether the operating system queried the device for Microsoft-Defined USB Descriptors.If the previously-attempted OS descriptor query was successful, the value contains the vendor code from the OS string descriptor. It is used to enter the numeric data or cursor movement. CD-R/RW, DVD, and Blu-ray drive 2. The basic Altair 8800 had only toggle switches and binary lights for input/output. Using a scanner a finger print pattern can be recorded and compared to others on a database, allowing a computer to match finger prints from crimes to a suspect, or to allow people into restricted areas. [6] In computing, input/output refers to the communication between aninformation processing system (such as a computer), and the outside world. In my Last Post I have shared about the following Job Recruitment Questions on Basic Computer Technology and Internet…Job Recruitment Questions on Basic Computer Technology and Internet Part-1. Generally input devices are manual or direct data entry devices. The Unique Device Identification System final rule (UDI Rule) requires device labelers (typically, the manufacturer) to:. They've given us keyboards, mice, trackballs, joysticks, tablets, switches, gloves, light pens, microphones, cameras, and more. John Ward designed a pen with a focusing lens for the ESL Display Console (“The Kludge”). Documents wider than the device had to be scanned in consecutive bands. WICO had decades of experience making heavy-duty arcade game controllers when it entered the computer game business in 1982. Input devices, processing and output devices Input devices, like a keyboard, allow us to put raw data in a computer which it processes to produce outputs. It is specially used for checking the answer sheets of examinations having multiple choice questions.