File I/O

Question 1

File input and output

Answer 1

Programs need a way of communicating with files outside of the program. The means of communication are input and output.

Question 2

what is a stream?

Answer 2

A stream is an object that allows for flow of data between your program and other files.

Question 3

To write to a text file, use

Answer 3

Printwriter

Question 4

To read a text file, use

Answer 4

Scanner or BufferedReader

Question 5

Binary vs text format

Answer 5

text formats are readable to humans, but can only handle ASCII values. Binary formats can handle all unicode characters, and can make a program run faster because your program won’t have to translate.