**************PLEASE ANSWER MY QUESTIONS****************

1)Name 3 database skills you have acquired in this course

2)Name a severe problem related to database design and name a technique that can be used to overcome this problem.

3)the reduction process ofan PER diacram to a collection of relational schemas, state 2 reasons why it is important to include the primary key of the superclass in each subclass.

4)Draw an ER diagram segment to represent the following requirement: a part can contain zero or more parts, and a part can be part of (contained in) zero or more parts. Assume that each part has a part number (primary key) and part name. Make sure to include the multiplicity and a description of the multiplicity.