So at this time, he needs to know what kind of person you are and whether you are suitable for this job through some profile things. And a person's hobbies can best reflect his personality and preferences.
So when asked this question, how to answer it properly?
The first thing depends on what kind of job you are applying for.
For example, if you want to apply for a job that requires writing and writing skills, such as content operation or new media editing, then you may answer that you usually like reading books and watching movies, which are helpful for your content creation.
If you are applying for a sales or business job that requires frequent contact with people, you can say some hobbies that better reflect your communication skills and extroverted personality, such as sports, mountain climbing, playing board games with friends and so on.
So if you are applying for financial work, you can say that you usually like to play some puzzle games related to numbers.
In short, it shows from the side that you are very suitable for this job.
Of course, you should also answer according to your own real situation. Don't talk about your hobbies casually, or you will be embarrassed when the interviewer chats with you in depth.