(16). You can declare two variables with the same name as long as___

a. they appear within the same block

b. they are assigned different values

c. they are of different types

d. their scopes do not overlap

(17). If a method is written to receive a double argument, and you pass an integer to the method, then the method will___

a. work correctly; the integer will be promoted to a double

b. work correctly; the integer will remain an integer

c. execute; but any output will be incorrect

d. not work; an error message will be issued

(18). Methods with the same name that have identical argument lists but different return types are___

a. legal

b. overloaded

c. unstructured

d. illegal

(19). The this reference specifies which ___ you are referencing.

a. method

b. object

c. class

d. program

(20). If you change the value of a static variable in a class, it is changed for___

a. only new objects instantiated after the change

b. only objects already in existence before the change

c. all objects of the class

d. no objects of the class