1.? Big data analyst refers to the scientific analysis, mining and presentation of big data based on a variety of analytical tools to assist enterprises in making business decisions for the crowd. The positions related to big data analysis require composite talents who can have comprehensive control over multiple aspects of knowledge such as math, statistics, data analysis, machine learning and natural language processing. In the future, data analytics will appear about 1 million talent gap, in various industries, data analytics high-end talent will become Hot talent, covering big data data data development engineers, data analysts, data architects, data backend development engineers, algorithm engineers and other directions.

2. Software development is the process of building a software system or a software part of a system according to user requirements. Usually the use of software development tools can be developed, and software development is a systematic project including demand capture, demand analysis, software design, software program writing and testing. For example, the enterprise needs a financial software, then we need to analyze the enterprise's needs, analyze the interface and functional design, and then use the program code to achieve the function of the software and interface design, and ultimately test the software code, after passing the test to the enterprise for trial, that is, a whole set of process. Often used in society to build a house to compare the process of software development, that is, real estate developers tell the demand to the developer, the developer requires designers to design drawings, and then the workers operate according to the drawings, in the process of software development, this operation is the preparation of the program code. And the software we use is the result of our software development.

3. If you want to learn systematically, you can examine and compare the opening of the relevant professional popular schools, good schools have the ability to independently develop their own courses according to the needs of the current business, it is recommended that the field visit to compare. I wish you success in your studies, hope to adopt.