Explain what Terraform is and how does it works
What benefits infrastructure-as-code has?
Why Terraform and not other technologies? (e.g. Ansible, Puppet, CloufFormation)
True or False? Terraform follows the mutable infrastructure paradigm
True or False? Terraform uses declarative style to describe the expected end state
Explain what is “Terraform configuration”
What is HCL?
Explain each of the following:
- Provider
- Resource
- Provisioner
What terraform.tfstate file is used for?
How do you rename an existing resource?
Explain what the following commands do:
- terraform init
- terraform plan
- terraform validate
- terraform apply
How to write down a variable which changes by an external source or during terraform apply?
Give an example of several Terraform best practices
Explain how implicit and explicit dependencies work in Terraform
What is local-exec and remote-exec in the context of provisioners?
What is a “tainted resource”?
What terraform taint does?
What types of variables are supported in Terraform?
What is a data source? In what scenarios for example would need to use it?
What are output variables and what terraform output does?
Explain Modules
What is the Terraform Registry?
Explain remote-exec and local-exec
Explain “Remote State”. When would you use it and how?
Explain “State Locking”
What is the “Random” provider? What is it used for
How do you test a terraform module?
Aside from .tfvars files or CLI arguments, how can you inject dependencies from other modules?
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I’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked at Cotocus and regularly write about technology, travel, investing, health, product reviews, and digital marketing through my various platforms.
I publish technical articles at DevOps School, travel stories at Holiday Landmark, stock market insights at Stocks Mantra, health and fitness guidance at My Medic Plus, product reviews at TrueReviewNow, and SEO and digital marketing strategies at Wizbrand.
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