Invitation at 1 p.m.

Five minutes late, I was picked up at reception.

After an hour of challenging technical questions, the surprise came: my first interviewer said goodbye, and the second one entered the room and continued the interview at a very high technical level.

And the third hour was not easy either.

I had not been informed about the content or scope beforehand.

Which software architecture patterns do you know?

Illustrate these using UML notation.

Memory management: Implement FIFO as an example.

Develop an algorithm (in pseudocode) on the whiteboard for the following optimization problem: ...