Alibaba Cloud Certified Associate Cloud Engineer (CEA-C01)

What is the primary benefit of cloud computing's pay-as-you-go (PAYG) pricing model on Alibaba Cloud?

• AIt guarantees the lowest possible price for every workload regardless of usage
• BYou pay only for the resources you actually consume, with no large upfront capital expense
• CIt removes the need for any account or identity management
• DIt automatically encrypts all data without configuration

In Alibaba Cloud's global infrastructure, what is the relationship between a region and a zone?

• AA region is a single physical server, and a zone is a virtual machine on it
• BA zone always spans multiple regions for higher availability
• CA region is a geographic area that contains one or more isolated zones, each with indepen…
• DRegions and zones are identical terms used interchangeably

Which of the following is the correct order, from largest to smallest scope, of Alibaba Cloud infrastructure constructs?

• AZone, region, instance
• BZone, instance, region
• CInstance, zone, region
• DRegion, zone, instance

Under the cloud shared responsibility model, which task is the customer's responsibility when running ECS instances on Alibaba Cloud?

• ASecuring the physical data center facilities
• BMaintaining the underlying hypervisor and host hardware
• CConfiguring the guest operating system, applications, and security group rules
• DOperating the regional network backbone

Which Alibaba Cloud tool provides a unified web-based interface to provision and manage most cloud resources?

• AThe Alibaba Cloud Management Console
• BThe Linux kernel scheduler
• CA local hypervisor
• DThe BGP routing table

Which statement best describes Apsara, Alibaba Cloud's underlying platform?

• AIt is a billing dashboard for tracking costs
• BIt is the large-scale distributed operating system that powers Alibaba Cloud services
• CIt is a content delivery network product
• DIt is a relational database engine

A company wants high availability so that the failure of a single data center facility does not take down its application. What is the recommended Alibaba Cloud approach?

• ADeploy all instances in a single zone for simplicity
• BDeploy everything to a single ECS instance with a larger instance type
• CDeploy redundant instances across multiple zones within the same region
• DDisable health checks to avoid false failovers

Which of the following correctly characterizes Infrastructure as a Service (IaaS) on Alibaba Cloud?

• AThe provider manages the application code while you only supply data
• BYou manage the OS and applications while the provider manages virtualized compute, storag…
• CYou are responsible for the physical servers in your own facility
• DThere is no customer responsibility for any layer

Which Alibaba Cloud product category does Object Storage Service (OSS) belong to?

• ACompute
• BStorage
• CDatabase
• DNetworking

What does elasticity mean in the context of Alibaba Cloud computing?

• AThe ability to physically stretch hardware cables across data centers
• BA method of encrypting traffic between zones
• CA fixed monthly resource allocation that never changes
• DThe ability to automatically scale resources up or down to match demand

Which document should a candidate review to understand the official skills and weightings tested on the Cloud Engineer Associate exam?

• AThe ECS pricing page
• BThe official exam outline published by Alibaba Cloud Academy
• CA third-party social media post
• DThe OSS API reference

Which benefit most directly distinguishes cloud computing from a traditional on-premises data center?

• AGuaranteed elimination of all software bugs
• BOn-demand self-service provisioning of resources within minutes
• CComplete removal of the need for security configuration
• DPermanent free usage of all services

What is Elastic Compute Service (ECS) on Alibaba Cloud?

• AA managed relational database service
• BA content delivery network
• CA scalable virtual server (cloud computing) service
• DAn object storage bucket service

Which ECS component is the template that defines the operating system and pre-installed software used to launch an instance?

• AAn image
• BA security group
• CAn elastic IP address
• DA snapshot policy

What is the primary purpose of an ECS snapshot?

• ATo balance traffic across multiple instances
• BTo capture the state of a disk at a point in time for backup or recovery
• CTo assign a static public IP to an instance
• DTo define inbound and outbound firewall rules

An engineer needs to attach additional persistent block storage to a running ECS instance. Which Alibaba Cloud resource should they use?

• AAn OSS bucket
• BA RAM role
• CA cloud disk (EBS data disk)
• DA NAT gateway

Which ECS billing method is generally most cost-effective for a workload that runs continuously for a full year?

• APay-as-you-go (hourly)
• BSubscription (monthly or yearly)
• CPreemptible (spot) instances only
• DReserved data transfer billing

A fault-tolerant batch processing job can tolerate interruptions and the team wants the lowest compute cost. Which ECS option fits best?

• ASubscription instances with a one-year commitment
• BPreemptible (spot) instances
• CDedicated hosts
• DReserved instances locked to a single zone

Which statement about ECS instance families is correct?

• AAll instance families have identical CPU-to-memory ratios
• BInstance families determine the billing currency
• CDifferent instance families are optimized for use cases such as general purpose, compute…
• DInstance families control the region in which an instance can run

What does Auto Scaling on Alibaba Cloud primarily manage?

• AAutomatic creation and release of ECS instances based on demand
• BAutomatic patching of operating systems
• CAutomatic encryption of OSS objects
• DAutomatic creation of RAM users

In Alibaba Cloud Auto Scaling, what is a scaling group?

• AA billing account that groups invoices
• BA firewall rule set applied to a VPC
• CA set of OSS buckets in one region
• DA collection of ECS instances managed together under defined minimum and maximum size lim…

Which Auto Scaling mode adjusts the number of ECS instances based on monitoring metrics such as CPU utilization crossing a threshold?

• AScheduled scaling
• BManual scaling
• CDynamic (event-triggered) scaling
• DStatic scaling

Which configuration object in Auto Scaling specifies the ECS instance type, image, and security group used when new instances are launched?

• AA scaling rule
• BA scaling configuration
• CA cooldown timer
• DA snapshot policy

What is the purpose of the cooldown period in Alibaba Cloud Auto Scaling?

• ATo permanently stop scaling after the first event
• BTo prevent additional scaling activities for a set time after a scaling event completes
• CTo reduce the CPU clock speed of instances
• DTo delay billing for new instances

An engineer wants new ECS instances added by Auto Scaling to automatically begin receiving traffic. What should the scaling group be associated with?

• AAn OSS bucket
• BA Server Load Balancer (SLB) instance
• CA KMS key
• DAn ActionTrail trail

Which method lets you run the same startup script on every new ECS instance automatically at first boot?

• AManually SSHing into each instance after launch
• BConfiguring user data (instance startup script)
• CEditing the SLB listener
• DCreating a new RAM policy

What is the effect of stopping (not releasing) a pay-as-you-go ECS instance configured with the standard economical stop mode?

• AAll attached disks are deleted immediately
• BCompute charges stop while the disk and configuration are retained, though the public IP…
• CThe instance is permanently deleted
• DThe instance continues to be billed at the full running rate

Which Alibaba Cloud service provides managed Kubernetes container orchestration?

• AContainer Service for Kubernetes (ACK)
• BObject Storage Service (OSS)
• CApsaraDB for RDS
• DCloud Enterprise Network (CEN)

An application needs more CPU and memory on a single existing ECS instance with minimal architectural change. Which action achieves this?

• AHorizontally scale by adding more instances
• BConvert the instance to an OSS bucket
• CVertically scale by changing the instance to a larger type
• DAttach an additional elastic IP

Which statement about ECS system disks is correct?

• AAn instance can have multiple system disks at once
• BEach ECS instance has exactly one system disk that contains the operating system
• CSystem disks cannot be backed up with snapshots
• DSystem disks are stored in OSS buckets

What is a Virtual Private Cloud (VPC) on Alibaba Cloud?

• AA managed database cluster
• BA serverless function runtime
• CA global content delivery network
• DA logically isolated private network where you deploy cloud resources

Within an Alibaba Cloud VPC, what does a vSwitch represent?

• AA physical network cable
• BA managed firewall appliance
• CA subnet that resides in a specific zone of the VPC
• DA DNS resolver service

Which Alibaba Cloud resource acts as a virtual firewall that controls inbound and outbound traffic at the ECS instance level?

• AA security group
• BAn OSS bucket policy
• CA snapshot policy
• DA scaling rule

What does an Elastic IP Address (EIP) provide on Alibaba Cloud?

• AA private internal IP that cannot reach the internet
• BA static public IP address that can be associated with and moved between cloud resources
• CA DNS hostname only
• DA block storage volume

What is the primary function of Server Load Balancer (SLB / CLB) on Alibaba Cloud?

• ATo store static objects
• BTo orchestrate containers
• CTo encrypt data at rest in databases
• DTo distribute incoming traffic across multiple backend ECS instances

Which SLB feature stops sending traffic to a backend ECS instance that has become unresponsive?

• AHealth checks
• BSnapshot policies
• CBucket versioning
• DRAM roles

An engineer needs ECS instances in a private vSwitch to access the internet for software updates without exposing them with public IPs. Which service should they use?

• AOSS
• BKMS
• CNAT Gateway
• DRDS

What does Alibaba Cloud CDN (Content Delivery Network) primarily improve?

• ADatabase query speed
• BDelivery speed of content by caching it at edge nodes close to users
• CECS instance CPU performance
• DRAM policy evaluation time

Which Alibaba Cloud service is used to connect multiple VPCs and on-premises networks across different regions into a unified global network?

• ACloud Enterprise Network (CEN)
• BObject Storage Service (OSS)
• CCloudMonitor
• DActionTrail

By default, can two ECS instances in different VPCs communicate over their private IP addresses without additional configuration?

• AYes, all VPCs are interconnected automatically
• BYes, if they are in the same region only
• CNo, VPCs are isolated by default and require peering or CEN to communicate privately
• DNo, private communication between any instances is never possible

An engineer adds a security group rule allowing inbound TCP port 443 from 0.0.0.0/0. What is the effect?

• AOnly instances in the same zone can connect on port 443
• BHTTPS traffic from any source IP on the internet is permitted to reach the instance on po…
• CAll outbound traffic is blocked
• DPort 443 is closed to everyone

Which load balancer type on Alibaba Cloud operates primarily at Layer 7 and supports content-based routing such as host and path rules?

• AApplication Load Balancer (ALB)
• BA snapshot policy
• CA NAT gateway
• DA RAM user group

Which statement about VPC route tables is correct?

• ARoute tables store object data
• BRoute tables define how traffic is directed within and out of the VPC using route entries
• CRoute tables encrypt traffic between zones automatically
• DRoute tables are only used for billing

An organization wants a dedicated, private connection between its on-premises data center and Alibaba Cloud that bypasses the public internet. Which service fits?

• AExpress Connect (physical connection / leased line)
• BObject Storage Service
• CCloudMonitor
• DAuto Scaling

Which type of storage does Object Storage Service (OSS) provide?

• ABlock storage attached to a single instance
• BAn in-memory cache
• CA relational database
• DMassively scalable object storage accessed over HTTP/HTTPS APIs