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A finance team has predictable hourly spending but expects to change instance families over time.
Which observation would best confirm that the intended cloud outcome is being achieved?
Savings Plans trade a spend commitment for discounted eligible compute usage and differ in flexibility by plan type.
On-Demand billing allows eligible EC2 capacity without an upfront duration commitment, though its unit price may be higher.
Data leaving AWS can incur transfer charges based on service and path, while ordinary ingress pricing often differs.
Capacity Reservations address eligible instance-capacity availability rather than inherently reducing the cost of the instances.
An office uses AWS Lambda and asks whether its developers still need to protect application secrets.
Which AWS concept, service, or approach best meets the need described?
AWS manages the execution infrastructure but cannot automatically enforce application business logic or secure customer code. For the described requirement, keep function code, IAM permissions and secret handling under customer responsibility for Lambda.
Managed database services reduce infrastructure work but do not determine the business sensitivity of stored records.
The service provider operates the network infrastructure but customers determine network access rules for workloads.
AWS certification of infrastructure does not automatically make customer configurations or data practices compliant.
A cloud manager wants an email notification if estimated monthly AWS charges pass an approved ceiling.
Which observation would best confirm that the intended cloud outcome is being achieved?
AWS Budgets compares actual and forecast cost to budget thresholds and can notify stakeholders.
Consolidated billing enables central management of multiple account bills and eligible shared pricing benefits.
Cost Explorer supports cost and usage analysis and trends rather than provisioning resource changes.
The AWS billing console provides cost and payment visibility rather than being a service deployment interface.
A Windows-based team needs a fully managed shared file system that supports Windows file-sharing protocols.
Which AWS concept, service, or approach best meets the need described?
FSx for Windows File Server is a managed file option for Windows-compatible shared access. For the described requirement, use Amazon FSx for Windows File Server for managed SMB file storage.
Storage Gateway connects local storage protocols and caching patterns to AWS cloud storage services.
S3 archival classes trade access characteristics for lower storage costs on eligible archived data.
S3 stores objects in buckets and is not mounted like an ordinary instance block device.
A company wants encrypted traffic between its office and AWS across an existing internet connection.
Which AWS concept, service, or approach best meets the need described?
AWS VPN establishes encrypted tunnels between customer networks and AWS network endpoints. For the described requirement, choose AWS Site-to-Site VPN for encrypted network connectivity over supported internet paths.
Private subnets without direct internet routes help limit direct exposure of backend systems.
Security groups are stateful controls associated with eligible network interfaces and resources.
Route 53 provides DNS hosting and routing features for internet-accessible names.
A developer asks where to find community questions and shared technical answers about AWS services.
Which observation would best confirm that the intended cloud outcome is being achieved?
AWS re:Post provides community-style knowledge sharing and is not a substitute for a contractual support case.
AWS Health displays service events and, where applicable, account-specific impact information.
Support Center provides case management according to the account's plan and support entitlement.
Marketplace lists partner offerings while the Partner Network connects customers with participating AWS-specialized businesses.
An IT group prefers shell commands to perform supported AWS tasks in its nightly workflow.
Which AWS concept, service, or approach best meets the need described?
AWS CLI provides a command-based interface to AWS APIs and supports repeatable workflows. For the described requirement, use the AWS Command Line Interface for scripted service interaction.
The console offers a graphical interface appropriate for human-directed AWS service inspection.
AWS APIs can be called by scripts and tools to standardize supported tasks at scale.
AWS public cloud is provider-operated multi-tenant infrastructure; customer data access still depends on security controls.
An owner asks which AWS resource can highlight selected account checks that may need attention.
Which observation would best confirm that the intended cloud outcome is being achieved?
Trusted Advisor evaluates selected account checks and is not the same as a complete security audit.
AWS publishes security practices and service guidance through official documentation and blogs.
Security Hub provides central visibility into supported findings and controls instead of replacing every scanner.
WAF inspects HTTP requests with web ACL rules and complements rather than replaces network-layer controls.
A leadership team asks how to place encryption recommendations in the correct Well-Architected category.
Which AWS concept, service, or approach best meets the need described?
Security addresses protection from unauthorized access; reliability concerns continuing and recovering service delivery. For the described requirement, classify encryption and controlled access as security rather than reliability concerns.
Reliability addresses fault recovery, capacity to meet demand, and resilient operation.
The security pillar focuses on protecting systems and data using appropriate identity and detection controls.
Operational failures from unsafe processes require process and automation improvement, not simply bigger resources.
A team needs to understand the difference between risk alerts and evidence of actual access grants.
Which observation would best confirm that the intended cloud outcome is being achieved?
Protective filters block matching traffic; detection services report suspicious activity for investigation.
Firewall Manager supports organization-level security-policy management for selected AWS protection services.
Inspector analyzes supported workloads for exposure and software vulnerabilities, not user login events.
GuardDuty uses supported signals to report suspected threats rather than inventorying all business contracts.
An auditor asks who installs application patches inside a customer-managed virtual machine hosted by AWS.
Which AWS concept, service, or approach best meets the need described?
AWS secures the underlying virtualization and facilities, while EC2 customers administer operating systems they install. For the described requirement, assign guest operating system and application patching on EC2 to the customer.
Customer OS patching is greater for EC2 than Lambda, while code and data responsibilities remain with the customer.
AWS operates physical infrastructure, whereas EC2 customer workloads retain OS and data responsibilities.
RDS reduces customer responsibility for host and engine administration compared with hosting a database directly on EC2.
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