The presentation discusses the mouse, keyboard, and scanners. It explains that the mouse is an input device that sends information to the computer when its buttons are clicked and typically has two buttons and a scroll wheel. It notes that the keyboard allows text input into computers and connects wirelessly or via USB. It also explains that scanners capture images from various sources for computer display and editing and come in different types for black-and-white or color scanning.

1. Presentation on Mouse, Keyboard
and Scanners
Last Benchers
1. Manoj
2. Leeladhar
3. Deepak
4. Ramesh

2. Mouse

3. What is a Computer Mouse?
• The computer mouse is considered an input
device. With a click of a button, the mouse
sends information to the computer.
• The computer mouse is an interesting device
that offers an alternative way to interact with
the computer beside a keyboard.
• A typical mouse has two buttons.

4. • At the top of the device you will find a left and
right button which allows for “clicks”.
• There is a scrolling wheel between the two
buttons.

5. Keyboard

6. What is a Keyboard?
• The keyboard is a device used to input text
into a computer or other device. A keyboard
typically connects wirelessly or via USB.
• A computer keyboard is an important device
that allows a person to enter symbols like
letters and numbers into a computer. It is the
main input device for most .

7. scanner

8. What is scanner?
• A scanner is a device that captures images
from photographic prints, posters, magazine
pages, and similar sources for computer
editing and display.
• Scanners come in hand-held, feed-in, and
flatbed types and for scanning black-and-
white only, or color.

9. scanner

10. • Very high resolution scanners are used for
scanning for high-resolution printing, but
lower resolution scanners are adequate for
capturing images for computer display.
• Scanners usually come with software, such as
Adobe's Photoshop product, that lets you
resize and otherwise modify a captured
image.