Spring Semester

Question 1

what does length() do?

Answer 1

counts character

Question 2

what does trim() do?

Answer 2

gets rid of only leading and trailing whitespace, tab characters, spaces, and etc

Question 3

what is the syntax for equals()? what does it take in? what does it return?

Answer 3

s1.equals(s2); takes in a string object and returns a boolean

Question 4

define ==

Answer 4

compares memory address of two objects to see if they point to the same place

Question 5

setter AKA as ?

Answer 5

mutator

Question 6

getter AKA as ?

Answer 6

accessor

Question 7

overloaded methods are

Answer 7

two methods with the same name, can only exist if those methods take in different parameters

Question 8

define immutable

Answer 8

cannot be changed this is a property of strings

Question 9

what is concatination

Answer 9

to combine strings with ex: “hello” + “world”