Assuming the String s is "String", match the following method calls to the values they return.
Matching pairs
s.charAt(2)
s.endsWith("ing")
s.startsWith("str")
s.indexOf("g")
s.length( )
s.substring(3, 4)
s.toLowerCase( )
s.toUpperCase( )
Assuming that the String s is "Exception", which of the following method calls will result in an exception? (select all that apply)
1. s.charAt(-1)
2. s.charAt(0)
3. s.charAt(1)
4. s.charAt(8)
5. s.charAt(9)
6. s.charAt(10)
7. s.substring(5, 8)
8. s.substring(5, 9)
9. s.substring(5, 10)
What will be printed by the following code?
String s1 = "Hello";
String s2 = "World";
s2 = s1.toUpperCase( );
System.out.println(s1 + s2);
1. HelloHELLO
2. HelloWorld
3. HELLOHELLO
4. WORLDHELLO
5. HELLOWORLD