What is Infrastructure as Code (IaC)?

Defining and managing infrastructure using machine-readable configuration files

Which practice is a primary benefit of Infrastructure as Code?

Storing infrastructure definitions in version control for history and collaboration

In a declarative IaC approach, what does the practitioner primarily specify?

The desired end state of infrastructure

Which statement best describes an imperative approach to infrastructure management?

You specify step-by-step commands to perform

Terraform is best classified as which type of IaC tool?

Declarative infrastructure provisioning

What does idempotency mean in the context of IaC?

Applying the same configuration repeatedly yields the same result without unintended side effects

Which scenario best illustrates immutable infrastructure?

Replace a failed instance with a new one built from the same image/config

What is configuration drift?

When live infrastructure diverges from the defined IaC configuration

Which are common benefits of Infrastructure as Code? (Select all that apply.)

Consistency across environments | Automation of provisioning | Improved auditability through version history | Reusability of configuration patterns

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30 preguntas de práctica gratuitas de HashiCorp TFA-004

Preguntas de práctica reales para el examen HashiCorp Terraform Associate (TFA-004), con respuestas y explicaciones detalladas. Actualizado en 2026.

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Preguntas de práctica de TFA-004

FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
What is Infrastructure as Code (IaC)?
A
Defining and managing infrastructure using machine-readable configuration files
B
Storing infrastructure diagrams in a wiki for operations teams
C
Writing shell scripts that SSH into servers to install packages
D
Managing infrastructure exclusively through a cloud provider's web console
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which practice is a primary benefit of Infrastructure as Code?
A
Guaranteeing zero downtime for every deployment
B
Removing the need to test changes before production
C
Storing infrastructure definitions in version control for history and collaboration
D
Eliminating the need for cloud provider APIs
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
In a declarative IaC approach, what does the practitioner primarily specify?
A
The order of shell commands on each host
B
The exact sequence of API calls to reach the desired state
C
The desired end state of infrastructure
D
The IP addresses of existing servers only
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which statement best describes an imperative approach to infrastructure management?
A
You specify step-by-step commands to perform
B
You declare the target state and the tool reconciles differences
C
You only store infrastructure in JSON templates
D
You never change infrastructure after initial creation
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Terraform is best classified as which type of IaC tool?
A
Declarative infrastructure provisioning
B
Agent-based host patching system
C
Manual runbook automation only
D
Imperative configuration management
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
What does idempotency mean in the context of IaC?
A
Only one person can run apply at a time
B
Resources can never be updated after creation
C
Each apply must destroy all resources first
D
Applying the same configuration repeatedly yields the same result without unintended side effects
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which scenario best illustrates immutable infrastructure?
A
Store server state only on local disks without backups
B
Manually edit security group rules in the console
C
Replace a failed instance with a new one built from the same image/config
D
SSH into a server and patch packages in place
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Terraform is developed by which company and written in which language?
A
HashiCorp; Go
B
Amazon; Python
C
Microsoft; C#
D
Google; Java
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
What is configuration drift?
A
When provider plugins fail to download during init
B
When live infrastructure diverges from the defined IaC configuration
C
When Terraform state file is accidentally deleted
D
When HCL syntax errors prevent validation
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which are common benefits of Infrastructure as Code? (Select all that apply.)
A
Consistency across environments
B
Automation of provisioning
C
Improved auditability through version history
D
Elimination of all human operational work
E
Reusability of configuration patterns
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
What is the ClickOps anti-pattern?
A
Automating deployments with CI pipelines
B
Using CLI tools instead of a GUI
C
Storing Terraform code in Git
D
Making infrastructure changes only through cloud console clicks without codified definitions
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
In the cattle vs. pets metaphor, cattle servers are characterized by:
A
Always running without automation
B
Unique manual tuning and sentimental naming
C
Being disposable and replaced rather than individually nursed back to health
D
Never scaling horizontally
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
How does IaC improve reproducibility?
A
By encoding environment definitions so they can be recreated consistently
B
By requiring every resource to be created manually first
C
By preventing all configuration changes forever
D
By hiding infrastructure details from developers
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which capability supports auditability in IaC workflows?
A
Disabling logs on cloud APIs
B
Storing secrets in plain text in code
C
Version-controlled change history with authorship and timestamps
D
Deleting old Git commits after merge
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
GitOps in infrastructure management typically means:
A
Storing only binary images in Git without configuration
B
Using Git as the source of truth and driving deployments from approved changes
C
Prohibiting pull requests for infrastructure code
D
Avoiding any automation in deployment pipelines
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which statement about declarative IaC is TRUE?
A
The tool compares desired state to actual state and plans changes
B
Declarative configs cannot use variables
C
Declarative tools cannot destroy resources
D
You must script every API call in order
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
A team applies the same Terraform configuration twice with no code or external changes. What is the expected outcome?
A
Terraform refuses to run a second time
B
A new state file is created each time with different resource IDs
C
All resources are destroyed on the second run
D
No changes are required on the second run
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Why is manual console change a risk for IaC-managed environments?
A
It automatically upgrades Terraform versions
B
It forces immediate deletion of all resources
C
It can introduce drift that the next plan/apply may overwrite or conflict with
D
It prevents provider plugins from loading
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which is NOT a typical IaC benefit?
A
Guaranteed immunity to misconfiguration
B
Faster, repeatable environment provisioning
C
Peer review of infrastructure changes
D
Documentation that stays close to actual config
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which statements about declarative vs. imperative approaches are correct? (Select all that apply.)
A
Imperative scripts focus on the sequence of actions
B
Declarative configs describe desired end state
C
Imperative tools cannot use loops
D
Declarative tools can still perform ordered operations internally
E
Terraform's primary model is imperative
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Open-source Terraform means:
A
Its source code is publicly available under an open-source license
B
It does not require provider plugins
C
It can only manage open-source software stacks
D
All cloud resources it creates are free of charge
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which practice helps reduce configuration drift?
A
Storing state only on individual laptops
B
Disabling terraform plan in CI
C
Making production changes only in the console for speed
D
Treating the IaC repository as the source of truth and avoiding unmanaged edits
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Immutable infrastructure pairs well with IaC because:
A
New instances can be provisioned from the same definition instead of patching in place
B
It requires no testing of images
C
Servers never need replacement
D
It eliminates the need for state
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
What role does automation play in IaC?
A
It executes defined infrastructure changes consistently without manual steps
B
It removes the need for configuration files
C
It prevents all downtime during updates
D
It replaces version control systems
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which example best shows reusability in IaC?
A
Copy-pasting console screenshots into tickets
B
Using the same module or pattern for dev, staging, and prod with different variables
C
Documenting servers only in spreadsheets
D
Creating each environment from scratch with no shared code
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Why might auditors prefer IaC over ClickOps?
A
IaC eliminates the need for access controls
B
IaC hides all change history
C
IaC changes are traceable in version control and pipelines
D
IaC prevents any production changes
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Terraform's declarative model means practitioners focus on:
A
Installing agents on every VM before provisioning
B
Writing bash loops for each API endpoint
C
Compiling HCL into ARM templates only
D
Resource blocks describing desired attributes
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Idempotency helps operations teams because:
A
Re-running configuration after partial failure can converge to desired state safely
B
It removes dependency ordering
C
Failed applies never need investigation
D
It guarantees resources cost nothing
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Configuration drift is MOST likely detected when:
A
terraform fmt reformats files
B
terraform validate fails due to syntax
C
terraform version prints the CLI version
D
terraform plan shows unexpected changes against unchanged code
FreePracticeQuiz.questionLabelInfrastructure as Code Concepts
Which are characteristics of the pets model of infrastructure? (Select all that apply.)
A
Strong emotional or operational attachment to individual hosts
B
Servers are numbered and discarded like cattle
C
Horizontal scaling with identical disposable instances
D
Manual intervention is common for recovery
E
Servers are treated as unique and irreplaceable

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Sí. Estas 30 preguntas se han extraído directamente de nuestro banco de Más de 539 preguntas, redactadas y revisadas por profesionales certificados. Reproducen el estilo, la dificultad y el alcance del examen oficial de HashiCorp TFA-004.

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El examen HashiCorp Terraform Associate (TFA-004) se considera un examen con nota de corte (puntuación de aprobado: Aprobado o suspenso — HashiCorp no publica un porcentaje mínimo). La mayoría de los candidatos necesitan entre 4 y 8 semanas de preparación centrada. Usa estas preguntas gratuitas para saber en qué punto estás antes de comprometerte con un plan de estudio completo.

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30 preguntas de práctica gratuitas de HashiCorp TFA-004

Preguntas de práctica de TFA-004

What is Infrastructure as Code (IaC)?

Which practice is a primary benefit of Infrastructure as Code?

In a declarative IaC approach, what does the practitioner primarily specify?

Which statement best describes an imperative approach to infrastructure management?

Terraform is best classified as which type of IaC tool?

What does idempotency mean in the context of IaC?

Which scenario best illustrates immutable infrastructure?

Terraform is developed by which company and written in which language?

What is configuration drift?

Which are common benefits of Infrastructure as Code? (Select all that apply.)

What is the ClickOps anti-pattern?

In the cattle vs. pets metaphor, cattle servers are characterized by:

How does IaC improve reproducibility?

Which capability supports auditability in IaC workflows?

GitOps in infrastructure management typically means:

Which statement about declarative IaC is TRUE?

A team applies the same Terraform configuration twice with no code or external changes. What is the expected outcome?

Why is manual console change a risk for IaC-managed environments?

Which is NOT a typical IaC benefit?

Which statements about declarative vs. imperative approaches are correct? (Select all that apply.)

Open-source Terraform means:

Which practice helps reduce configuration drift?

Immutable infrastructure pairs well with IaC because:

What role does automation play in IaC?

Which example best shows reusability in IaC?

Why might auditors prefer IaC over ClickOps?

Terraform's declarative model means practitioners focus on:

Idempotency helps operations teams because:

Configuration drift is MOST likely detected when:

Which are characteristics of the pets model of infrastructure? (Select all that apply.)

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Preguntas frecuentes

Sigue estudiando

Aprueba TFA-004 en el primer intento