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4. Choose the right answer:
1. What is the best definition of 'touchscreen'?
a) an input device using a light-sensitive pen shaped handle which can be used to draw on the computer screen;
b) the ability of a computer to convert spoken words from a user into usable data;
c) a display that also acts as an input device by allowing a user to navigate a program by pressing specific locations of the screen.
2. What is the best definition of 'touchpad'?
a) an input device consisting of a sensitive rectangular area in which one uses a finger to move a cursor on a display;
b) the ability of a computer to determine standard letters and numbers based on fuzzy logic;
c) an input device with a vertical rod mounted on a base used to control pointing devices or on-screen objects; normally with one or more buttons.
3. What is the best definition of 'speech recognition'?
a) a handheld input device used to move an onscreen pointer by means of sliding on a flat surface;
b) the ability of a computer to convert spoken words from a user into usable data;
c) an input device using a light-sensitive pen shaped handle which can be used to draw on the computer screen.
4. What is the best definition of 'graphics tablet'?
a) a device which forms a digitised image of a human finger print for the purpose of biometric authentication;
b) an input device using a light-sensitive pen shaped handle which can be used to draw on the computer screen;
c) an input device or mouse alternative using a sensitive rectangular surface and a stylus.
5. What is the best definition of 'input device'?
a) a special icon (normally an arrow) which indicates the current location of the mouse on the desktop screen;
b) a handheld input device used to move an onscreen pointer by means of sliding on a flat surface;
c) any peripheral used primarily to enter data into a computer.
(based on: http://www.english4it.com)
5. Read the information file and do the tasks below:
Дата публикования: 2015-09-18; Прочитано: 496 | Нарушение авторского права страницы | Мы поможем в написании вашей работы!