Definition of beaker for Students. : a cup or glass with a wide mouth and usually a lip for pouring that is used especially in science laboratories for holding and measuring liquids.
In Microsoft Windows, each environment variable's default value is stored in the Windows registry or set in the AUTOEXEC.BAT file. On Unix, a setuid program is given an environment chosen by its caller, but it runs with different authority from its caller.
You can create environment variables by completing the following steps: 1  Click the New button under System Variables or User Variables, whichever is appropriate for the type of environment variable you want to create. 2  In the Variable Name field, type the variable name. 3  Choose OK.