D2L Software Developer - 2022 New Graduate interview questions

After three days of applying, I've got a link to choose a date and time for a phone interview (15mins). You have to select a date from the day you get a calendar link to the next two weeks. The day I had an interview with one of their HR team, they called me at the exact time and asked me some questions. I get the reject email via email after 2 days after the call we had. Questions are as a below: