A relation is in 2NF if:

Which layer of the OSI model handles logical addressing and routing?

What is a table joined with itself called?

An SQL `VIEW` is a:

Which type of join returns rows when there is a match in both tables?

Which of the following commands are used to put a restriction on the number of rows returned from a query?

Which SQL command is used to remove a table from the database?

Consider the following Java code snippet 

public class Car {

    private String model;

    private int year;

Which of the following is a property of a relational database?

Given a relation R(A, B, C, D, E) and functional dependencies {A -> B, BC -> D, D -> E}. Which of the following is a candidate key for R?