Using cloud and traditional systems together - Crossword

Clues

1. Process that keeps copies of files identical on multiple devices (15)
2. Completing tasks on a device while connected to the internet (13)
3. Completing tasks on a device without an internet connection (14)
4. Alerts sent to a device to inform about events or updates (13)
5. A smartphone feature that shares its internet connection with other devices (13)
6. Keeping data on remote servers accessed over the internet (12)
7. Synchronisation that updates every device at the moment a file changes (8)
8. Sending a file from a device to a cloud server (6)
9. Receiving a copy of a file from a cloud server onto a device (8)
10. The version of a synchronised file stored on the device itself (9)
11. Working together on the same file at the same time (13)
12. A laptop, tablet or smartphone used to work away from the office (12)
13. Files and software held on an organisation's own computers rather than online (17)