関連ワード:  is operating system is a system software    is windows operating system is a system software    operating system is a system software true or false    operating system is a system software or not    operating system is a system software that manages    is operating system is a type of system software    is operating system is a part of system software    windows is an operating system software    is operating system a computer software    is disk operating system a system software  
結果 : is operating system is a system software