Fixed the key points in episode 2 and added some link to cloud providers

Author: pcbouman-eur

Diff for: _episodes/01-introduction.md

@@ -109,7 +109,7 @@ some additional software pre-configured to facilitate a particular task, i.e. a
 with R and Python and the most popular packages pre-installed, saving you the hassle of having to install them
 yourself.
 
-> ## Some cloud providers
+> ## Some cloud providers <a name="providers"></a>
 > Below is a list of some well-known cloud providers and useful services offered by them.
 >
 > * [Microsoft Azure](https://azure.microsoft.com) offers [Virtual Machines](https://azure.microsoft.com/en-us/services/virtual-machines/) and has a [free $100 trial for students](https://azure.microsoft.com/en-us/free/students/)

Diff for: _episodes/02-setup-vm.md

@@ -3,16 +3,16 @@ title: "Setting up a machine in the cloud"
 teaching: 10
 exercises: 0
 questions:
-- "What settings should you consider for my virtual machine"
-- "What options are there to connect to and control your virtual machine"
+- "How do I create and configure a virtual machine I can control"
+- "How can I clean up my virtual machine when I'm done with it"
 objectives:
-- "Learn some historic developments that lead to cloud computing"
-- "Understand the main drivers of cloud computing"
-- "Know typical use cases of cloud computing relevant for your work"
+- "Get an idea of how you create a new virtual machine, for example in Microsoft Azure"
+- "Know what settings and options are important to consider when creating a new virtual machine"
+- "Be aware how you clean up to avoid unexpected costs"
 keypoints:
-- "Explain concepts of centralization, outsourcing and virtualization"
-- "Discuss different cloud service models such as IaaS and SaaS"
-- "Name the important cloud service providers such as Amazon and Microsoft"
+- "Understand that CPU, RAM, Disk Space, Operating System and a administrative user are needed when you create a new virtual machine"
+- "Understand that a hostname and/or IP address is needed to connect to a virtual machine, either using Secure Shell (SSH) or Remote Desktop (RDP)"
+- "Be aware that you delete/stop all resources when you are finished with you virtual machine, to avoid unexpected costs."
 ---
 
 > ## You do not need to perform these steps during this workshop!
@@ -26,7 +26,7 @@ keypoints:
 
 As a first step, we will start a Virtual Machine in the cloud. In this example
 we will use Microsoft Azure, but if you use another provider (e.g. Amazon, Google)
-the procedure will be similar.
+the procedure will be similar. A list of providers you can consider was provided in [the first lesson](../01-introduction/index.html#providers), but these steps should be quite similar for almost all cloud providers and hosters who offer Virtual Private Servers (VPS).
 
 ## Starting a new Virtual Machine
 

Diff for: reference.md

@@ -7,13 +7,8 @@ layout: reference
 **Note:** the glossary is currently incomplete.
 
 {:auto_ids}
-mainframe
-: A big computer that is shared by many users. First using punch-cards, later via terminals.
 
 terminal
-: Orignally, a screen and keyboard that were used to send 
-
-teleprinter
-: a electromechanical device that printed data on paper, commonly used in a time that computer screens did not exist.
+: originally, a screen and keyboard that were used to send 
 
 {% include links.md %}