Be more specific

exercises/03-build-trigger-and-steps/instructions.md

@@ -6,7 +6,7 @@ In this exercise, you will configure the job to build based on a cron definition
 
 1. Add a default value for the build parameter named `MESSAGE` e.g. `Hello World!`.
 2. Create a build trigger that builds the project every minute.
-3. Add a build step that executes the shell command `echo "Message: $MESSAGE"`. The message is value of the parameter.
+3. Add a build step that executes the shell command `echo "Message: $MESSAGE"`. The message is value of the parameter. On Windows, you have to execute a Windows batch command.
 4. After a minute the first execution should have been triggered. Check the log output of the build and find the rendered message.
 5. Create another freestyle project named `downstream-job` in the same folder.
 6. Configure the initial job to execute the `downstream-job` if it was stable.

exercises/04-scm-configuration/instructions.md

@@ -6,5 +6,5 @@ In this exercise, you will create a new job that pulls the source code from a [r
 
 1. Create a new freestyle job named `gradle-initializr`.
 2. Configure Git as the SCM and use the repository URL `https://github.com/bmuschko/gradle-initializr.git`. Only build from the branch `master`.
-3. Add a build step to run the Gradle command `clean build` using the Wrapper.
+3. Add a build step "Invoke Gradle script" to run the Gradle command `clean build` using the Wrapper.
 4. Trigger a build and look at the output.