Each technology has its own subdivision technology:
1, information security technology:
(1) firewall technology.
(2) Security scanning technology.
(3) Digital cryptography, etc.
2, digital audio-visual technology:
(1) digital image technology.
(2) Digital animation technology.
(3) Mathematical audio technology, etc.
3, mobile communication technology:
The first generation mobile communication technology (1G) to the fifth generation mobile communication technology (5G).
4. Digital technology of mobile terminal:
(1) touch screen technology.
(2) Intelligent voice technology.
5, information storage technology:
(1) magnetic storage technology.
(2) Optical disk storage technology.
(3) Network storage technology, etc.
6. Crawler technology.
Multimedia technology refers to the comprehensive processing and management of text, data, graphics, images, animations, sounds and other media information through computers, so that users can interact with computers in real time through various senses, also known as computer multimedia technology.
Multimedia technology is a technology that uses computers to comprehensively process text, graphics, images, sounds, animations, videos and other information to establish logical relations and human-computer interaction.
The real multimedia technology involves the product of computer technology, while other simple things, such as movies, televisions and stereos, do not belong to the category of multimedia technology.
Media in the computer industry, media has two meanings: one is the carrier of information dissemination, such as language, text, image, video, audio and so on; Secondly, it refers to the carriers that store information, such as ROM, RAM, magnetic tape, magnetic disk, optical disk, etc. The main carriers are CD-ROM, VCD and web pages. Multimedia is developing and progressing rapidly.