There are many repeated problems in the three aspects, and there are few problems about Java. Problems mostly focus on the network, such as TCP and UDP (differences, usage scenarios), ISO architecture, HTTP, Https (what is an accessor), cookie, session (the relationship between sessions, similarities and differences, delivery methods, storage methods), which are generally more complicated.
One side of the phone
On the one hand, the interviewer is biased towards the pressure side, which will make you describe the whole product design idea first and ask questions about users, market, business and other related aspects, and the questions will be further asked. The interview time is about an hour.
1, introduce yourself.
2. Talk about the main product experience on your resume (pay attention to logic).
3. What is the core differentiation feature of your product?
4. How are product barriers reflected?
5. What is the business model?
6. How to accumulate the first batch of seed users?
7. In the process of enjoying the paid service, how can users judge whether there is a conflict with the service provider, and they disagree?