What does a JR+ (Junior Advanced) web UI need to know?

Required skills for a JR+ (Junior Advanced) Web Ui Developer — Part 3/8

Hello, devs! me again! hehe! This is the third part of this ‘What does a {} web UI need to know?’, so, you missed the previous ones? don’t worry, here is the Interview Killer and the Junior (JR) parts, so, move on…

3) JR+ (Junior Advanced)