1. Computer application is the theory, method, technology and system to study the application of computers in various fields. It is an interdisciplinary subject combining computer science with other disciplines, and it is an integral part of computer science.

2. Computer graphic design is the process of specifying the use of computer operations to complete digital images, which integrates computer technology, digital technology and artistic creativity, so it belongs to the visual communication design major.

3. Finance is a subject that studies monetary and monetary fund economic activities, but it has high requirements for mathematics, and almost every course will use mathematics content, especially advanced mathematics.