Need help with this questions ASAP. Introduction to Java. Thank you!

2) What is the output produced by the following lines of code? int value1 = 3; int value2 = 4; int result = 0; result = valuel++ * value2--; System.out.println("Post increment/decrement: " + result); result = ++value1 * --value2; System.out.println("Pre increment/decrement: " + result); 3) 2. What is the output of the following Java statements? //String method examples String str="Java Programming!"; System.out.println(str.equals("Java Programming!")); System.out.println(str.toLowerCase(); System.out.println(str.toUpperCase()); System.out.println(str.substring(5,8)); System.out.println(str.lastIndexOf("m")); 4) Write a Java statement to access the 7 character in the String variable myString and place it in the char variable. 5) Write a Java statement to determine the length of a string variable called input. Store the result in an integer variable called strLength