What is a Screenshot?

According to Wikipedia, a screenshot is an image taken by the computer to record the visible items displayed on the monitor or another visual output device.

There are three types of screenshots, and these terms are often used interchangeably:

Outputting the entire screen in a common bitmap image format such as BMP, PNG, or JPEG.

Screen dump
The display system dumps what it is using internally upon request, such as XWD X Window Dump image data in the case of X11 or PNG in the case of Mac OS X.

Screen capture (screencaps)
Capturing the screen over an extended period of time to form a video file. (see video capture)

Ways to Capture Screens

PC Operating Systems:

To capture the current window, hold down ALT + Print Scrn. To capture the entire screen, just press Print Scrn.

Mac Operating Systems:

To capture the entire screen, hold down the Command + Shift + 3 and release.

To capture a region of the screen, hold down the Control + Command + Shift + 4 and release. A crosshair will appear. Click and drag the area that you would like to capture. Your screenshot will appear in your Documents folder.


Jing Sample Screenshot with Annotations
Sample Image of Jing Screenshot