Update README for 01_02

README.md

@@ -1,4 +1,12 @@
-[Java OpenJDK 11](https://docs.microsoft.com/en-us/java/openjdk/download)
-- select "Install JAVA_HOME environment variable"
-[Git](https://git-scm.com/downloads)
-- select all defaults
+# Learning Jenkins, 01-02: Install Jenkins on Windows
+
+# Prerequisites
+The target system should be running a recent version of the Windows operating system.
+
+You may need to have Administrative permission on the target system.
+
+# Installation
+
+- Install [Java OpenJDK 11](https://docs.microsoft.com/en-us/java/openjdk/download); select "Install JAVA_HOME environment variable" when prompted
+- Install [Git](https://git-scm.com/downloads); select all defaults
+- Install [Jenkins](https://jenkins.io/download/)