You are designing a cloudformation template to install a set of web servers on EC2 Instances. The following User data needs to be passed to the EC2 Instances

Answer options:

A.In the properties section of the EC2 Instance in the resources section
B.In the properties section of the EC2 Instance in the Output section
C.In the Metadata section of the EC2 Instance in the resources section
D.In the Metadata section of the EC2 Instance in the Output section

Answer - A
Below is an example on how the user data can be passed in a cloudformation template
{
 "Resources" : {
"WebServerInstance": {
"Type": "AWS::EC2::Instance",
 "Properties" :{
"InstanceType" : "t2.micro",
"ImageId" : "ami-6f198a0c",
"UserData": {
"Fn::Base64": {
"Fn::Join": [
"\n",
[
"#!/bin/bash",
"sudo apt-get update",
sudo apt-get install -y nginx]]}}
}
}
}
}
For more information on User data in cloudformation templates, please refer to the below link:
http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/deploying.applications.html