Please enable JavaScript.
Coggle requires JavaScript to display documents.
UNIT 11 - Coggle Diagram
UNIT 11
generic image file:
-
-
.pdf- portable document format. image format, clickable links and buttons, video audio. can be edited and protected
.png- portable network graphic. lossless compression, of flies without loss of quality
.mp4- moving picture expert group layer 4. multimedia container. stores still/moving images and audio transfer file on internet
file tab option
-
-
-
export- export, save a copy in a pdf format, or to change the file type in some packages
generic text file:
.csv- comma separated value. tables used with spreadsheet or database. saves in text, data separated with comma
-
-
-
generic compressed file:
.rar- roshal archive. store an file type in a compressed format. reduces the no. of bytes needed to save, reduce transmission or save storage space of a flle
.zip- zip- store an file type in a compressed format. reduces the no. of bytes needed to save, reduce transmission or save storage space of a file. zip is built in every system
generic audio file:
.mp3- moving picture expert group 3. compressed file for storing audio. small file size and CD quality. can be used on internet
-
resizing/ resampling image files require less storage and less time to load. resizing changes the dimensions of the pic whereas re-sampling changes the quality of the pic
resizing an image: open adobe Photoshop>image>image size> width/height> constrain proportion (aspect ratio)> click OK>