Lecture Computer literacy - Lecture 29: Using multimedia digital devices with a computer

After studying this chapter you will be able to understand: What is the purpose of Google drive? Which kind of documents can be created using Google docs? What is publishing the document? What is the purpose of comments? | Using Multimedia Digital Devices With A Computer ADE100- Computer Literacy Lecture 29 Knowledge test What is the purpose of Google drive? Which kind of documents can be created using Google docs? What is publishing the document? What is the purpose of comments? 2 Topics covered Introduction and examples of digital devices Camera, mobile phone, digital voice recorders, etc. Using a digital camera and other technologies . mobile phones to download images and videos 3 Digital Camera Digital Camera A camera that takes video or still photographs (or both) digitally by recording images on a light-sensitive sensor 4 4 Digital Photos Overview Digital Photos are made up of pixels (picture elements). DPI vs. PPI DPI- Dots Per Inch (How a printer prints the image) PPI- Pixels Per Inch (How a monitor displays an image) The resolution of a digital photo is its pixel dimensions. Digital Cameras use megapixels to specify the pixel dimensions of its photos. 5 Megapixels A higher megapixel rating . | Using Multimedia Digital Devices With A Computer ADE100- Computer Literacy Lecture 29 Knowledge test What is the purpose of Google drive? Which kind of documents can be created using Google docs? What is publishing the document? What is the purpose of comments? 2 Topics covered Introduction and examples of digital devices Camera, mobile phone, digital voice recorders, etc. Using a digital camera and other technologies . mobile phones to download images and videos 3 Digital Camera Digital Camera A camera that takes video or still photographs (or both) digitally by recording images on a light-sensitive sensor 4 4 Digital Photos Overview Digital Photos are made up of pixels (picture elements). DPI vs. PPI DPI- Dots Per Inch (How a printer prints the image) PPI- Pixels Per Inch (How a monitor displays an image) The resolution of a digital photo is its pixel dimensions. Digital Cameras use megapixels to specify the pixel dimensions of its photos. 5 Megapixels A higher megapixel rating does not always mean higher quality photos. A camera’s megapixel rating will help you To determine the largest size of prints You can expect to make without sacrificing the quality of the image 6 Megapixels 7 4 megapixel 8 megapixel 2400 x 1800 4000 x 2000 8” x 10” print The 8 megapixel will not produce a better quality 8” x 10” print than the 4 megapixel. Megapixels vs. print size 8 Types of Digital Cameras Ultra Compact Digital Cameras Compact Digital Cameras Advanced Digital Cameras Digital Single Lens Reflex (DSLR) Cameras 9 Ultra Compact Digital Camera Typically a small and inexpensive camera. Can easily be carried in a pocket or purse. Usually have fewer features than the higher end cameras. 10 Compact Digital Cameras The typical digital camera used for taking most pictures by consumers. Includes most of the features the average person would need. 11 Advanced Digital Camera Designed for the more skilled or hobbyist photographer. Usually has higher quality lens and zoom. 12 DSLR .

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