AWS - EC2 Fundamentals
Which of the following is the correct syntax to include a user data script in an EC2 launch configuration?
Which of the following is the correct syntax to include a user data script in an EC2 launch configuration?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Identify user data script format
User data scripts start with a shebang like #!/bin/bash and contain shell commands.Step 2: Check the example commands
Only UserData: "#!/bin/bash\necho Hello World > /home/ec2-user/hello.txt" shows a valid bash script writing to a file.Final Answer:
UserData: "#!/bin/bash\necho Hello World > /home/ec2-user/hello.txt" -> Option CQuick Check:
User data = bash script with #!/bin/bash [OK]
Quick Trick: User data scripts start with #!/bin/bash for Linux instances [OK]
Common Mistakes:
MISTAKES- Putting metadata commands in user data
- Using AWS CLI commands directly in user data without context
- Writing plain text instead of script
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