Week 6 Sample questions

Question 1

The ________ method is called when the servlet is first created, and is not called again
as long as the servlet is not destroyed.

Answer 1

Init

Question 2

The Data Access Object pattern (DAO) ___________________________.
a) helps with the design of GUI programs.
b) abstracts the database access logic out of a domain class
c) is a Gang of Four patterns
d) is a simple way of creating a data access component

Answer 2

b) Abstracts the database access logic out of a domain class.

Question 3

Which of the following are NOT interfaces?
a) DriverManager
b) Connection
c) ResultSet
d) Statement

Answer 3

a) DriverManager is not an interface!

Question 4

Java data types are the same as the data types used in the database.
a) True
b) False

Answer 4

b) False

There IS overlap, but they are not the same

Question 5

Design patterns ____________.
a) are proven ways for implementing behavior that help increase cohesion and reduce
coupling.
b) are elegant ways for writing code
c) cannot be implemented in Java.
d) only apply to C++

Answer 5

a) Are proven ways for implementing behavior that helps increase cohesion and reduce coupling