Technology

2. Surface used to improve the performance of an optical or mechanical computer mouse
4. Security system that regulates network traffic and can block unauthorized access
5. Two-dimensional barcode used for storing and transmitting information
10. Websites and applications used for social networking and communication
12. Global network of computers
13. Hardware that generates images for display on a computer monitor
15. Online tool for finding information on the internet
17. Display that responds to touch, allowing interaction without a mouse or keyboard
19. Electronic mail message sent and received using the internet

1. Software that manages computer hardware and software resources
3. High-Definition Multimedia Interface, a standard for transmitting uncompressed digital video and audio
6. Random access memory, a type of computer memory used for temporary storage of data
7. Collection of web pages accessible on the internet
8. Malicious software that can harm a computer system
9. Physical components of a computer system
10. Physical and digital components used for storing data and information
11. Program designed for use on a mobile device or computer
14. Process of converting data into a secret code to protect sensitive information
16. Programs and data that run on a computer
18. Central processing unit, the main component of a computer that performs most of the processing