motherboards
Air is necessary for life
chlorine
Green light
atlas
Data.Data.Data.Data.
phosphate ion
A component is a part of something - usually a necessary part.A peripheral is an adjunct, an accessory, not something required.
termination sequence
termination sequence
It's not
Yes, windows task scheduler is necessary component for Windows 7. This program will help and schedule you time to update. Once told what to do, the program will perform the tasks.
That will be the engine. A necessary component in a motor vehicle.