"Yanyan Computer basics Game": HTML5 Crossword

Across

7. A device that serves as an entrance to another network (7)
8. Small, re-recordable, used mostly for cameras (6,4)
12. Reads data but only writes once (4,5)
14. a program with a Graphical user interference (GUI) for displaying HTML files, used to navigate the World Wide Web (7)
15. A vast computer network linking smaller computer networks World wide (8)
16. Mounted inside system unit, main storage unit (4,4)

Down

1. the introductory page of a website, typically serving as a table of context for the site (8)
2. A record of web pages that you have visited in the past (7,7)
3. transfer of data from one computer system to another. (9)
4. A device that sends and receives data to and from computer over telephone lines (5)
5. Reads and write data to optical devices (4,5)
6. Allows multiple documents to be contained within a single window (4)
9. Optional software additions that enhance and/or add functionality to a web browser. (7)
10. A device that connects at least two networks (7)
11. Removable and rewritable, uses USB port (3,5)
13. A unique number identifying street address and number assigned to each computer connected to the internet (2,7)