I don't understand this question. Anyone care to help?

Question

I am asked

 

What are the difference among 1, 1.0, '1', and "1"?

 

And I don't understand the question at all. Can anyone explain to me or help me with this question? This question pertains to Java programming in computer science.i

Answer 1

these are stored differently in memory in the Java programming language.

 

1 is an integer, stored as int

1.0 is an decimal, stored as double or float

'1' is a character, stored as char

"1" is a string, stored as a string