<p><label for="questions-1-options">Question 2 (1 mark)</label></p><p></p><p>Recall the simple Beers database (used in the SQL queries videos) and some (approximate) table definitions from that ...

<p><label for="questions-3-options">Question 4 (1 mark)</label></p><p></p><p>In Dijkstra's algorithm for single-source shortest path, there are two arrays: <tt>pred ...