HR asks about you and gives you 2~3hours alone to answer on 3 questions: (always the same) 1. Create a linked list (without using the built in feature of curse), and be able to add/update the linked list from a file. the linked list has names, phone and date, and the file has names and phone number. Keep the linked list always sorted. 2. There's a function called DRAW(A,B,C,D,E) which draws a 3D object. Write code so it takes input from user, X,Y,Z which is direction and + or - which updates the vertices (A,B,C,D,E) values accordingly in the chosen direction. 3. Construct a warehouse database. I also gave a use-case