For a product, PM is used to analyze the needs of market segments and target customers and plan the selling point of the product.
PM is the product manager, responsible for the product management of the enterprise. The product manager is responsible for market research, and decides what products to develop and what technologies and business models to choose according to users' needs.
PD: Literally translated as product designer, or product planning and demand analyst.
PD focuses on the design of application function, and the architect (or system analyst, or project manager and development team leader) in the technical team.
In IT enterprises, PD generally refers to product director or project director, which is higher than project manager.
Its English word is information technology, which means information technology and industry.
It mainly uses application of computer science and communication technology to design, develop, install and implement information systems and application software. It is also often called information and communication technology (ICT).
It mainly includes sensing technology, computer and intelligence technology, communication technology and control technology.
IT industry is divided into IT production industry and IT use industry. IT production industry includes computer hardware industry, communication equipment industry, software, computer and communication service industry. As for the IT industry, almost all industries are involved, among which the service industry uses IT in a large proportion.
The IT industry not only refers to the communication industry, but also includes the hardware and software industries, not only the manufacturing industry, but also related service industries, so the communication manufacturing industry is only a part of the IT industry, not the whole IT industry.
kind
The information technology industry mainly includes three industry departments:
① Information processing and service industry is characterized by using modern computer systems to collect, process, sort out and store information and provide various information services for computer centers, information centers, consulting companies and other industries.
(2) The information processing equipment industry is characterized by engaging in research and production of electronic computers (including hardware manufacturing of related machines) and computer software development. Computer manufacturing companies and software development companies can be counted as this industry.
(3) Information transmission intermediary industry, which is characterized by using modern information transmission intermediary to deliver information to the destination timely, accurately and completely. So printing, publishing, news broadcasting, communication, post and telecommunications, and advertising can all be included.
Information industry can be divided into primary information industry and secondary information industry. The former includes traditional goods and services to transmit information and intelligence, while the latter refers to services provided to internal consumers such as governments, enterprises and individuals.
References:
IT industry-Baidu encyclopedia