"operating system"^^ . . . . . "(computer science) software that controls the execution of computer programs and may provide various services"@en-us . . . "operating system"@en-us . . "06568134-n"^^ . "106164496"@en-us . . . . . . . . . . . . . . . . . . . . "106568134"^^ . "0"^^ . "0"^^ . "104929621"@en-us . "OS"@en-us .