COMPUTER HARDWARE COMPONENTS FUNCTIONS
COMPUTER OUTPUT DEVICES
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
In a hospital to input a number of patients’ records in a database
|
|
|
At an architect’s office to draw plans
|
|
|
In an examination centre to input a number of multiple choice questions
|
|
|
None of the above
|
Detailed explanation-1: -Keyboards are input devices that allow the entry of data and commands by simply pressing down keys on the keyboard. Keyboards are a common place input device, often used alongside a mouse. They can be wired or wireless.
Detailed explanation-2: -Keyboard-The most common input device used for entering text. Includes keys for word processing and data inputting, and for performing specific functions. Mouse-The most popular pointing device used to control the cursor on the screen and activated when moved across a flat surface.
Detailed explanation-3: -Are devices used to enter data into the computer using a set of Keys eg Keyboard, key-to-storage and keypad. Keyboard (similar to a typewriter) is the main input device of a computer . It contains three types of keys–alphanumeric keys, special keys and function keys.