Question: Task 1: What kind of errors are is caused by the following code, if any? How would we fix them? Note: Some errors may be
Task 1: What kind of errors are is caused by the following code, if any?
How would we fix them?
Note: Some errors may be caused before execution (before you run
the program). In this case, list the error written in NetBeans
when you hover over the problem.
//Task 1a.
String[] arr = new String[10];
arr[10] = "This is a String";
Exception:__________________________________________________________
What caused the error:______________________________________________
How to Fix It:______________________________________________________
--------------------------------------------------------------------
//Task 1b.
String[] arr = new String[-1];
Exception:__________________________________________________________
What caused the error:______________________________________________
How to Fix It:______________________________________________________
--------------------------------------------------------------------
//Task 1c.
String arr = new String[10];
Exception:__________________________________________________________
What caused the error:______________________________________________
How to Fix It:______________________________________________________
--------------------------------------------------------------------
//Task 1d.
String[] arr = new String[10];
System.out.println(arr[2].length());
Exception:__________________________________________________________
What caused the error:______________________________________________
How to Fix It:______________________________________________________
--------------------------------------------------------------------
//Task 1e.
Object x[] = new String[1];
x[0] = new Integer(0);
Exception:__________________________________________________________
What caused the error:______________________________________________
How to Fix It:______________________________________________________
--------------------------------------------------------------------
//Task 1f.
String arr[] = new String[10];
Exception:__________________________________________________________
What caused the error:______________________________________________
How to Fix It:______________________________________________________
Task 2:
Have the user store values in an array.
2a. Create a new Java project, and begin by asking the user how many
values they would like to store into an array.
2b. Initialize a global String array "data" using the input as size.
2c. Create a method called "populateArray" which will contain a loop
that asks the user to input each value and store them within the
global array "data".
2d. Use a loop to print the contents of the changed array.
Task 3:
Have the user access or modify a value in the array.
3a. Create a method called "changeArray" which will ask the user for an
index (location) in the array.
3b. Print out the value stored in the global array at the index
specified by the user .
3c. Ask the user if they would like to change that value. If so, get a
value from the user and modify "data" at the specified index to
match the user's input.
3d. Use a loop to print the contents of the changed array.
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