1 Give three examples of linear collections and hierarchical collections. 2 What is a graph collection? Give an example. 3 What is a traversal of a collection? Give an example. 4.  Explain how random...

1 Give three examples of linear collections and hierarchical collections.

2 What is a graph collection? Give an example.

3 What is a traversal of a collection? Give an example.

4.  Explain how random access works and why it is so fast.

5. What are the differences between an array and a Python list?

6.  Explain the difference between the physical size and the logical size of an array.