Computer Mouse

Описание: 1. Q: What is a mouse?
A: A mouse is an input device used to control the pointer on a computer screen.


2. Q: Who invented the computer mouse?
A: Douglas Engelbart invented the mouse.


3. Q: When was the mouse invented?
A: The mouse was invented in 1964.


4. Q: What is the function of a mouse?
A: It helps to point, click, drag, and select items on the screen.


5. Q: What type of device is a mouse?
A: It is a pointing device.


6. Q: What are the main buttons of a mouse?
A: Left button and right button.


7. Q: What does the scroll wheel do?
A: It is used to scroll up and down on the screen.


8. Q: What is a wired mouse?
A: A mouse connected to the computer using a cable.


9. Q: What is a wireless mouse?
A: A mouse that connects using Bluetooth or a USB receiver.


10. Q: Which mouse is more portable?
A: A wireless mouse.


11. Q: What is clicking?
A: Pressing a mouse button once.


12. Q: What is double-clicking?
A: Quickly pressing the left mouse button twice.


13. Q: What is right-clicking?
A: Pressing the right button to open a context menu.


14. Q: What is dragging?
A: Holding the left button and moving the mouse.


15. Q: What is a pointer?
A: The arrow or cursor controlled by the mouse.


16. Q: What is an optical mouse?
A: A mouse that uses light to detect movement.


17. Q: What is a mechanical mouse?
A: A mouse that uses a rubber ball for movement detection.


18. Q: Which mouse is more accurate—optical or mechanical?
A: Optical mouse.


19. Q: What does DPI mean?
A: DPI means Dots Per Inch, which shows the sensitivity of the mouse.


20. Q: Is a mouse necessary for laptops?
A: No, because laptops have a touchpad, but a mouse can still be used.