Final answer:
The statement is true as it refers to cloud storage, whereby data files are stored on servers at an offsite location and accessed over the Internet.
Step-by-step explanation:
The statement "Data files are kept on an offsite computer and accessed using the Internet" is indeed true. This practice is commonly referred to as cloud storage or online storage, and it has become increasingly prevalent in the digital age. Various services provide users with the ability to store files on servers located in different places around the world, which are then accessible via the Internet. This method of storage is advantageous for many reasons, including data backup security, global accessibility, and space savings on local devices.