Cloud Technology and Services

CLF-C02 · 102 questions

• A librarian prefers clicking through a graphical interface to start a single test virtual machine in AWS. Which access method best fits that interactive one-off task?
• A city automation script on a laptop must create and stop AWS resources without using the browser GUI. Which tool provides that scripted programmatic access?
• A city permitting application must upload files to Amazon S3 directly from application code. Which approach provides that application-level programmatic access?
• A public-works team must rebuild the same multi-resource VPC, security groups, and load balancer stack the same way every quarter. Which approach best supports that repeatable provisioning?
• A planning department keeps CAD workstations in the city datacenter but bursts heavy overnight analytics jobs into AWS. Which deployment model describes that mix?
• All citizen-facing applications now run only in AWS, and the city has decommissioned its last application datacenter. Which deployment model is that?
• A records system must remain entirely inside a city-owned facility under city staff control and must not run in the AWS public cloud. Which deployment model applies?
• A city datacenter needs encrypted site-to-site connectivity into a VPC over the internet for daily operations. Which AWS connectivity option maps to that need?
• A courthouse imaging system needs a consistent private high-bandwidth link to AWS rather than relying only on the public internet. Which connectivity option best fits?
• Citizens reach a static website hosted on Amazon S3 through ordinary browsers on the public internet. What should the cloud team understand about that connectivity choice?
• A team copies an AMI once through the console for a lab, but every production release must update identical multi-resource stacks the same way. Which practice should they choose for those ongoing identical deploys?
• Developers debate how to apply the same baseline across 200 AWS accounts. The Management Console is slow for that volume. What approach should they favor?
• In a city architecture 101 class, staff ask how Regions, Availability Zones, and edge locations relate. Which statement is accurate?
• A county elections office is deploying a voter-results API and needs high availability within one AWS Region. What design choice best meets that goal?
• A city architect asks why putting a 311 portal in two Availability Zones improves resilience. What is the key engineering idea behind Availability Zones?
• A statewide benefits system must continue serving citizens after a rare Region-wide disruption. Which approach best supports that disaster-recovery goal?
• A national privacy law requires citizen PII for a licensing portal to remain stored in-country. How should the agency choose where to run the workload?
• Coastal residents report high latency to a single inland Region hosting a permit portal. What multi-Region reason best addresses that user experience?
• A parks department publishes static trail maps that visitors download worldwide. Which AWS capability best speeds delivery of that cached content?
• A tourism bureau wants global users steered over the AWS network to healthy Regional endpoints for a booking API. Which service awareness best matches that goal?
• A metro transit agency needs ultra-low latency compute for XR kiosks in the downtown core, closer than the parent Region. Which AWS construct is designed for that purpose?
• A public-safety pilot wants AWS compute placed at telecom edges for 5G-connected field apps. Which AWS offering matches that awareness-level description?
• An ancillary 911 support app currently runs entirely in one Availability Zone. What should a Cloud Practitioner recommend for high availability?
• During a business continuity tabletop, leaders ask how the city would operate if an entire AWS Region were impaired. What strategy should be discussed?
• A librarian proposes running the primary catalog database only at a CloudFront edge location to 'be closer to patrons.' What clarification is most accurate?
• In onboarding materials for new cloud staff, how should an AWS Region be described at a foundational level?
• A GIS team needs EC2 instances for CPU-heavy overnight batch crunching of parcel maps. Which instance family category best fits that workload?
• Analysts need EC2 with very high sequential disk throughput for large local-disk civic analytics. Which instance category should they prioritize?
• A city wants to run microservices in containers using an AWS-native orchestrator. Which service best matches that requirement?
• A transit digital team requires a managed platform that speaks standard Kubernetes APIs for their container workloads. Which AWS service should they choose?
• Developers want to run containers for a permitting workflow without managing the underlying servers. Which AWS capability fits?
• When citizens upload photos to a code-enforcement bucket, the city wants automatic thumbnail creation. Which service best fits that event-driven pattern?
• A public portal sees weekday peaks and overnight quiet periods. Which mechanism adjusts EC2 capacity as load changes?
• A city's public information portal runs on several EC2 instances. What is the primary purpose of placing a load balancer in front of them?
• A finance office validates uploaded budget files only once each night for a few minutes. Why prefer AWS Lambda over always-on EC2 for that job?
• Two teams propose Amazon ECS and Amazon EKS for the same containerized inspection app. When should the city prefer EKS?
• An ECS-based licensing API team wants to avoid patching and managing container host instances. Which launch approach should they prefer?
• A civic operations team needs an in-memory cache on EC2 with a very large RAM footprint. Which instance family awareness best applies?
• A city 311 portal runs on several EC2 web servers. Staff want traffic spread across healthy targets and unhealthy ones taken out of rotation. Which AWS service purpose fits that need at Cloud Practitioner depth?
• A parks department hears Auto Scaling and load balancing used interchangeably for a permit site. How should the IT lead distinguish them?
• A tiny township needs a simple brochure website with predictable VPS-style bundling and does not want to assemble EC2, networking, and storage piece by piece. Which AWS compute option best matches that simplicity need?
• A municipal development team wants to deploy a web application on AWS without managing all of the underlying servers, load balancers, and scaling plumbing themselves. Which service purpose fits?
• A city finance team currently runs PostgreSQL on EC2 and spends staff time on backups and database engine patching. They want AWS to handle those operational tasks. What should they choose?
• A municipal finance system needs a relational schema with SQL joins across budgets, vendors, and purchase orders. Which AWS database family fits that pattern?
• A county wants a managed relational database that is compatible with MySQL or PostgreSQL and is positioned as Amazon's cloud-native relational engine. Which service should they recognize?
• A high-scale 311 mobile app needs a key-value session store that can handle spiky request patterns without managing database servers. Which AWS database fits?
• A city portal team wants a memory-based cache or in-memory database family to speed repeated reads and short-lived session data. Which AWS service family should they identify?
• A city must migrate an on-premises Oracle database to Aurora PostgreSQL and keep data replicating until cutover. Which AWS service is designed for that database migration and replication work?
• Before moving a legacy SQL Server schema to a different engine on AWS, planners need help converting database schema objects between engines. Which AWS tool should they identify?
• A fraud team models citizens, vendors, and payment accounts as a network of relationships and needs a managed graph database on AWS. Which service should they identify?
• A permitting system needs complex multi-table joins and a normalized relational schema. A vendor proposes Amazon DynamoDB as the primary store. What is the sound Cloud Practitioner response?
• Compared with running MySQL yourself on EC2, what operational benefit should a city expect from a managed database service such as Amazon RDS?
• A budget office asks whether Amazon DynamoDB can replace their relational OLAP data warehouse for long-running analytics across citywide finance history. Which statement is accurate?
• Over a cutover weekend, a county will replicate Microsoft SQL Server on premises to Amazon RDS for SQL Server with minimal downtime. Which service supports that migration pattern?
• A city wants an isolated virtual network in AWS where it controls IP ranges, subnets, and routing for municipal workloads. Which service provides that foundation?
• Architects place a public web tier and a private application tier in separate address ranges inside one VPC. Which VPC component creates that segmentation?
• Resources in a public subnet need a path to the public internet for inbound and outbound internet routing. Which VPC component enables that connectivity?
• During a VPC security review, staff ask how security groups differ from network ACLs. Which comparison is accurate at Cloud Practitioner depth?
• A city needs DNS hosting for its domains and health-based routing to endpoints that serve resident services. Which AWS service provides that?
• A tourism bureau wants static images and scripts cached closer to visitors worldwide. Which edge service should they choose?
• A statewide portal needs improved global network performance using AWS’s anycast edge network to steer users to optimal endpoints. Which service awareness item fits?
• A public-works office needs encrypted connectivity between its on-premises network and an Amazon VPC over the public internet. Which option fits?
• A large municipality wants private, dedicated network connectivity from its data center to AWS with more consistent performance than a VPN over the public internet. Which service should they identify?
• A city's private-subnet application servers must download OS patches from the public internet, but the security office forbids assigning public IP addresses to those instances. Which AWS component best enables outbound internet access while keeping the instances private?
• A municipal architect marks one VPC subnet "public" and another "private" for a citizen portal. What primarily distinguishes the public subnet for inbound internet access patterns?
• A county wants global DNS routing for its website hostname and assumes Amazon Route 53 will also cache and serve the site's static HTML like a CDN. Which clarification is correct?
• A parks department will expose HTTPS endpoints so mobile apps can call backend microservices. Which AWS service is commonly used as the managed front door to create, publish, and manage HTTP APIs?
• While hardening a city VPC, a trainee lists every AWS security product they have heard of. At Cloud Practitioner depth, which pair remains the core network-level access controls inside a VPC?
• Residents upload permit-application PDFs that the city must store as durable files accessed by key, not as a mounted OS disk. Which AWS storage service fits this object-storage use case?
• A records office must keep infrequently accessed historical archives for years at the lowest practical storage cost and can tolerate delayed retrieval. Which Amazon S3 approach best matches that need at Cloud Practitioner depth?
• A library keeps frequently downloaded digital assets on Amazon S3 Standard today and wants older objects moved automatically to colder classes later. Which capability best describes that pattern?
• A public-works EC2 instance needs a persistent block-storage volume for its operating system and application data disks. Which AWS service provides that attachable block storage?
• A developer proposes putting the only copy of a permit database on EC2 instance store because it is local and fast. What awareness should the team have about instance store compared with typical Amazon EBS volumes?
• Several Linux EC2 instances in a city analytics VPC must concurrently read and write the same shared file system using NFS-style access. Which AWS service best fits?
• A finance office needs a managed Windows file share that Windows EC2 servers can use with familiar SMB protocols. Which AWS service family is designed for managed file systems tailored to specific OS and protocol needs such as Windows?
• A hybrid city datacenter wants on-premises applications to keep using file-style access while caching and integrating with AWS cloud storage. Which service provides gateway patterns for that hybrid file, volume, or tape access?
• IT leadership wants one place to define backup plans and retention across supported AWS resources instead of configuring each service separately. Which service centralizes that backup management?
• Operators notice incomplete multipart uploads filling an S3 bucket and also want year-old log objects moved to Glacier automatically. Which S3 feature automates those transitions and expirations?
• A trainee asks whether an Amazon S3 bucket can be attached as the EC2 instance's boot volume for a new virtual server. Which guidance is correct?
• A GIS team debates Amazon EFS versus Amazon S3 for shared working files. Which contrast best captures the difference at Cloud Practitioner depth?
• A municipality wants a lift-and-shift style disaster recovery approach that continuously replicates servers at block level into AWS for failover. Which AWS service is aimed at that DR pattern?
• Records staff can choose a colder Amazon S3 archival class that costs less but retrieves more slowly, versus a warmer archival class with faster access at higher storage cost. Which statement reflects that Cloud Practitioner-level trade-off?
• A data team wants a managed AWS platform to build, train, and deploy custom machine learning models for forecasting permit demand—without needing an AI Practitioner-level foundation-model deep dive. Which service should they identify?
• The 311 office wants a conversational chatbot that answers common city FAQ intents through voice and text. Which AWS service is commonly identified for building those conversational interfaces?
• Staff need intelligent enterprise search across large municipal PDF knowledge bases so employees can ask natural-language questions and find relevant passages. Which AWS service fits that identify-level use case?
• Analysts want to run SQL queries directly against log and CSV files sitting in an Amazon S3 data lake without standing up a traditional database server. Which serverless service matches that pattern?
• IoT water meters stream telemetry that must be ingested and processed in near real time as a continuous data stream. Which AWS service family is commonly chosen for that real-time streaming pattern?
• A city analytics pipeline needs a managed ETL service to discover schemas, catalog datasets, and transform data for downstream analytics. Which AWS service is identified for that data integration role?
• A city finance office must publish interactive dashboards so council members can explore budget spending by department without exporting spreadsheets. Which AWS service should the office use?
• A clerk’s office records city council meetings and needs searchable text captions generated from the audio files. Which AWS service converts speech to text for that use case?
• A parks department wants English trail brochures converted into Spanish and Vietnamese for kiosk handouts without hiring a full-time translator staff. Which AWS service performs machine translation of text?
• A public photo-upload portal for a community art contest must flag inappropriate images before they appear on the city website. Which AWS service analyzes images for that moderation purpose?
• Sanitation wants residents’ phones to receive a push or SMS alert whenever a trash route changes for the week. Which AWS service is designed to publish notifications to many subscribers?
• A 311 intake API receives ticket spikes during storms and must buffer work so backend workers process requests at their own pace without losing messages. Which AWS service provides that managed queue?
• When a citizen uploads a permit PDF to an S3 bucket, several systems must react: virus scan, metadata tagging, and a Slack-style staff alert. Which AWS service routes those events to multiple targets with rules?
• The city wants a cloud-based contact center so 311 callers can reach agents without buying on-premises phone switches. Which AWS service provides that capability?
• After a resident pays an online building permit fee, the city must send a reliable transactional receipt email from its verified domain. Which AWS service should handle that outbound email?
• A municipal IT team wants an automated pipeline that builds application packages and deploys them through stages after each approved commit. Which AWS family of services supports that CI/CD pattern?
• During tax season the assessor’s office hires temporary staff who need full Windows desktops with installed apps without shipping laptops to every hire. Which AWS service provides managed virtual desktops?
• A planning department wants legacy GIS software streamed to thin-client kiosks so users run the app in a browser without installing the suite locally. Which AWS service streams applications that way?
• A small civic innovation team wants a hosted path to build and publish a citizen mobile/web app with backend scaffolding rather than wiring every AWS service by hand. Which AWS service fits that frontend development platform role?
• Public works installs network-connected sensors on streetlights and needs a managed service to securely connect and manage those devices in AWS. Which service should the city use?