Question

Which statement is used to take character input from a user?

A 

char operator = scanner.charAt(0);

B 

char operator = scanner.next();

C 

char operator = next().charAt(0);

D 

char operator = scanner.next().charAt(0);​

Answer 1

char c = reader.next().charAt(0);

To consume exactly one character you could use:

char c = reader.findInLine(".").charAt(0);

To consume strictly one character you could use:

char c = reader.next(".").charAt(0)