It words

1. What happens when a program or the entire operating system, unexpectedly stops working.
4. Small piece of information on the times and dates you have visited web
6. A sort of fast memory used for temporary storage of recently accessed web pages, which enables the browser to display them more quickly on the next visit.
8. A visit to a website.
10. A program or tool such as Internet Explorer, Mozilla Firefox or Google that enables you to browse or surf the World Wide Web and view internet sites.
13. page The main page or opening page of a website.
14. Any program designed to perform a specific function directly for the user.
15. A device that enables a computer to send and receive information over a telephone line
16. A software application which displays unwanted pop-up advertisements on your computer while in use.
18. Electronic mail : messages sent from one computer to another over the internet.
20. A defect or fault in a program that prevents it from working correctly.

2. A web server can temporarily store this information within your browser.
3. A particular kind of lettering (e.g. Arial, Verdana, etc.)
5. Business done over the internet or any internet-based network.
7. A blinking symbol on the screen that shows where any new text will next be entered.
9. Pre-installed software that occupies a lot of space, leaving little memory for storing personal data.
11. The physical equipment or touchable parts of a computer system
12. Specialized hardware or software designed to prevent unauthorized access into or out of a computer or network.
17. A special program which enables a computer to work with a particular piece of hardware such as a printer.
19. Process by which a user enters a name and password to access a computer.