diff --git a/tutorial/Declare_1D_Array.java b/tutorial/Declare_1D_Array.java
new file mode 100644
index 0000000..cf444d8
--- /dev/null
+++ b/tutorial/Declare_1D_Array.java
@@ -0,0 +1,11 @@
+package tutorial;
+public class Declare_1D_Array {
+	public static void main (String [] args) {
+		double[] dblScore = new double[10];
+		
+		System.out.println("Index" + "\t" + "Value");
+
+		for(int i=0; i<dblScore.length; i++)
+		System.out.println(i + "\t" + dblScore[i]);
+	}
+}
diff --git a/tutorial/Delcare_1D_Init_array.java b/tutorial/Delcare_And_Init_1D_Array.java
similarity index 89%
rename from tutorial/Delcare_1D_Init_array.java
rename to tutorial/Delcare_And_Init_1D_Array.java
index 6dd622f..04a7a0b 100644
--- a/tutorial/Delcare_1D_Init_array.java
+++ b/tutorial/Delcare_And_Init_1D_Array.java
@@ -1,6 +1,6 @@
 package tutorial;
 
-public class Delcare_1D_Init_array {
+public class Delcare_And_Init_1D_Array {
     public static void main(String[] args) {
         int i;
         int intRandomNumber[] = new int[5];