Main functions of an operating system:-controls the backing store and peripherals, such as disk drives and printers;-controls the loading and running of programs;-organizes the use of memory between programs; -organizes processing time between programs and users; -organizes priorities between program and users; -maintains security and access rights of users; -deals with errors and user instructions.Are those good enough?
The Viper Alarm system has a starter cut-off feature. If your alarm sounds because someone opened a door without the alarm being deactivated, it automatically cuts power to the starter (so your engine can't start). This prevents it from being driven away (better than tracking a stolen car). It also has a key-chain HUD which shows any alarms, any vibrations on the car, a detailed outline of the car with key areas like windows, doors, engine, trunk, roof, tires, etc.
Yes, you can put your cellphone in your checked luggage. Make sure it's turned off, and you'll be fine.
