Alibaba Cloud Certified Associate (ACA) Developer Practice Test

These questions are part of the practice quiz. Start practicing

• Which Alibaba Cloud service provides real-time data processing capabilities?
• Which scenario is valid after disconnecting the application from source database B during a migration?
• Which are reasonable solutions for enabling Internet access to an ECS instance without a public IP?
• How does Alibaba Cloud minimize data latency for users?
• When forming a request URL, where should the parameter key1 be specified if the URL is in the form http://somesite.com/test?key1=[value1]?
• Which aspect is NOT part of SSL's role in data protection?
• Which policies does OSS provide for access control to objects within a bucket?
• When configuring network access for ECI, what is a benefit of using a backend server in a cloud setup?
• What migration features does Alibaba Cloud SMC (Server Migration Center) support?
• Which of the following is NOT a monitoring event type supported by CloudMonitor?
• What are two benefits of creating indexes on PolarDB?
• Which additional method can be used to enable public access for ECS instances besides assigning a public IP?
• What is the function of Alibaba Cloud's Anti-Virus service?
• Which of the following is true about Function Compute's triggers?
• Which trigger type is classified as a one-way trigger in Function Compute?
• Which service is utilized for managing identity and access control in Alibaba Cloud applications?
• Which tool allows for managing and monitoring hybrid cloud environments in Alibaba Cloud?
• Which scenario would best suit the use of the Simple Application Server (SAS)?
• What aspect of Alibaba Cloud's architecture primarily supports data integrity?
• What could cause a 403 error when accessing an image from OSS via its object URL?
• Which storage solution in Alibaba Cloud offers low-cost object storage?
• Which of the following services is essential for network security on Alibaba Cloud?
• What is the primary database service offered by Alibaba Cloud?
• Which of the following statements about Alibaba Cloud Log Service is correct?
• What describes the purpose of the billing service in a microservice architecture web application?
• What can CloudMonitor's "Event Monitoring" feature provide?
• What configuration is least likely to improve the stability or availability of an Alibaba Cloud Scaling Group?
• What is a consequence of having inadequate indexing in a database?
• What tool can be used for data visualization within Alibaba Cloud?
• What is the main purpose of Alibaba Cloud Backup and Recovery service?
• Which service does Alibaba Cloud offer for video processing and streaming?
• What could prevent a successful change of RDS instance specifications?
• What is the effect of using elasticity in workload management?
• How can enterprises manage and analyze data sets over a network in Alibaba Cloud?
• What feature is essential for the user-friendly deployment of applications in Alibaba Cloud?
• What is the total number of spans in a web application using a microservice architecture when the request chain includes a load balancer, authentication service, billing service, and resource request?
• What happens when a database account used for data migration is retained post-migration?
• What types of backend services does API Gateway support? (Choose three)
• What type of service does Alibaba Cloud provide for automated backup and disaster recovery?
• What is the main purpose of Alibaba Cloud Web Application Firewall (WAF)?
• What role does Alibaba Cloud's global CDN service play in application performance?
• What is a key function of Alibaba Cloud RocketMQ regarding message types?
• What is one consequence of not using SSL on a website?
• What does the term 'elasticity' in cloud computing refer to?
• Which characteristic of Alibaba Cloud aids in recovery from failures?
• Which features are unique to Alibaba Cloud Container Registry compared to Docker Hub?
• How does Alibaba Cloud primarily manage load distribution?
• What is Alibaba Cloud's Server Load Balancer (SLB) primarily used for?
• What is the primary feature of Alibaba Cloud OSS?
• Which format is used for project names in the Tracking Analysis data stored in SLS?
• Which component is not included in the Object Storage Service (OSS) object URLs?
• What is the primary virtual networking service offered by Alibaba Cloud?
• What service allows for task scheduling and monitoring?
• Which Alibaba Cloud service offers monitoring and alerting capabilities for applications?
• Which OSS tools are GUI-based?
• What role does geographic distribution play in Alibaba Cloud’s high availability?
• Which Cloud service allows you to orchestrate and coordinate distributed tasks effectively?
• What is the primary function of Alibaba Cloud's SSL Certificate Service?
• Which service is used for relational database management systems (RDBMS) in Alibaba Cloud?
• How do users analyze usage trends and performance metrics effectively in Alibaba Cloud?
• What is the best practice for creating a database index when a company uses ApsaraDB for PolarDB?
• How can clients safely manage sensitive data on Alibaba Cloud?
• What is the role of Alibaba Cloud's CloudMonitor?
• In the context of Alibaba Cloud Auto Scaling, what could prevent an alarm trigger task from executing successfully during a traffic spike?
• What advantage does the Alibaba Cloud Video on Demand (VOD) service provide?
• When performing a reverse data migration task, what is required?
• What technology does Alibaba Cloud utilize for big data processing?
• In Alibaba Cloud, what is the most likely reason for an ECS instance to not have a public IP assigned after using the 'CreateInstance' API?
• When migrating a Node.js based application to Alibaba Cloud Function Compute, which step is unnecessary?
• Which of the following best describes Alibaba Cloud's compliance services?
• Which service allows applications to be deployed in a serverless manner?
• Which of the following can Logtail do?
• To deploy a LAMP development environment in Alibaba Cloud's Singapore region, which service can be used for domain binding and HTTPS configuration?
• Which service is designed to optimize application performance on Alibaba Cloud?
• What is the primary function of Alibaba Cloud Object Storage Service (OSS)?
• What service is specifically designed for developing AI applications on Alibaba Cloud?
• What is the primary function of Alibaba Cloud API Gateway?
• What API method is required to assign a public IP after creating an ECS instance?
• What is an incorrect statement regarding Alibaba Cloud Key Management Service (KMS) concerning data encryption?
• What is a necessary step to perform before using Function Compute with VPC resources?
• What are the key charges associated with Alibaba Cloud Log Service?
• What security option is designed to help protect against DDoS attacks?
• What operational aspect do CloudMonitor and Auto Scaling share in Alibaba Cloud?
• Which of the following web applications are suitable for deployment on Simple Application Server (SAS)?
• How does KMS enhance security when managing encryption keys?
• When using SSL certificates, what is the consequence of a compromised private key?
• What is true regarding Multipart Upload and Resumable Upload in OSS?
• What is the primary benefit of using Alibaba Cloud CDN (Content Delivery Network)?
• What should developers monitor to ensure operational efficiency in microservice applications?
• What combination of Alibaba Cloud applications can help process videos efficiently in parallel?
• What type of data does an SSL certificate primarily protect during internet communications?
• Which possible errors can occur when accessing an image stored in OSS with image processing URL parameters?
• What are best practices when creating database indexes to optimize performance?
• What type of monitoring does CloudMonitor's Host Monitoring feature focus on?
• How long are messages kept in Alibaba Cloud RocketMQ?
• Which of the following statements correctly describes the relationship between spans in OpenTracing?
• Which scenario would require the use of an SSL certificate?
• What service allows for comprehensive resource management across multiple services in Alibaba Cloud?
• What does the Alibaba Cloud IoT Platform allow users to do?
• What tool do developers use to manage API traffic and ensure security on Alibaba Cloud?
• What is Alibaba Cloud's solution for shared file storage across multiple users?
• How can users ensure their data is securely archived in Alibaba Cloud?
• If you need to configure public network access for ECI, which are reasonable solutions?
• What feature of Alibaba Cloud Cloud Enterprise Network (CEN) allows for private interconnectivity?
• In which scenario can you view a visitor's real IP address in IIS logs?
• What capabilities does Alibaba Cloud Intelligent Speech Interaction Service provide?
• What does the traceID in a service tracking system like Zipkin represent?
• Which of the following is NOT a valid state for a scaling activity in Alibaba Cloud's Elastic Scaling Service?
• What does Alibaba Cloud's Machine Learning Platform for AI primarily support?
• Which of the following describes a benefit of using microservices architecture?
• Which feature supports the ability to automatically adjust resources on Alibaba Cloud?
• What is the benefit of using Alibaba Cloud Hybrid Cloud Management Solution?
• Which of the following descriptions of the principles of Alibaba Cloud SSL certificate private key protection is correct?
• What is Alibaba Cloud's solution for integrating machine learning models into applications?
• What is the most efficient method for handling temporary files in a Function Compute function that requires around 1 GB of temporary storage?
• Which service assists in server load balancing on Alibaba Cloud?
• Which statement is correct regarding Data Transmission Service (DTS)?
• What is the main function of Alibaba Cloud Cost Management?
• Which statement correctly describes CloudMonitor's Host Monitoring feature?
• Which service facilitates a hybrid cloud setup in Alibaba Cloud?
• Which step is NOT mandatory when creating an API through Alibaba Cloud API Gateway?
• Which service is essential for secure API management on Alibaba Cloud?
• What service does Alibaba Cloud provide to manage cloud resources efficiently?
• What error code indicates that a log project does not exist in the Log Service?
• Which of the following database connection methods does ApsaraDB for Redis support?
• Which plugin is recommended for enhanced logging capabilities in Alibaba Cloud services?
• Which service allows for large-scale data processing using SQL-like queries on Alibaba Cloud?
• Which tool provides insights into application performance and user experience?
• In a microservice architecture, which component is NOT typically part of the call chain?
• Which implementation maintains maximum uptime for caching content in front of RDS?
• Which feature does Alibaba Cloud Data Transmission Service (DTS) provide that Redis-shake does not?
• In OSS, what does enabling versioning do for objects?
• What are suitable use cases for Alibaba Cloud's ApsaraDB for Redis service?
• What are two advantages of using Elastic Container Instance (ECI) to deploy applications compared to using ECS?
• Which solution helps in managing the lifecycle of applications within Alibaba Cloud?
• What strategy can be employed to ensure data is not lost during outages?
• For accurately tracking the effectiveness of content promotion, which log collection method should a developer use?
• Which of the following is NOT a feature of Alibaba Cloud's Cassandra database service?
• Which client types does Alibaba Cloud Tracing Analysis support?
• What is the primary benefit of using Alibaba Cloud’s Server Load Balancer?
• Which data volume type is not supported by Elastic Container Instance (ECI)?
• What must be ensured about the private key when deploying SSL certificates on Alibaba Cloud?
• What is one of the significant advantages of using Function Compute in application deployment?
• Which protocol is commonly used in conjunction with SSL to secure network communications?
• What feature enables rapid application deployment in Alibaba Cloud?
• Which Alibaba Cloud service is optimized for data management and processing on a large scale?
• What does Alibaba Cloud Data Transmission Service (DTS) do?
• What is the function of Custom Monitoring in CloudMonitor?
• What feature of Alibaba Cloud ensures applications maintain high availability?
• What is NOT a suitable use-case for Elastic Container Instance (ECI)?
• What does the Alibaba Cloud DevOps platform facilitate?
• Which operations can be performed using Log Service's API?
• How does Alibaba Cloud facilitate data backup and disaster recovery?
• What monitoring feature allows for alerting when specific thresholds are met within Alibaba Cloud services?
• Which service allows developers to build and deploy applications quickly with minimal configuration?
• What is a key feature of Alibaba Cloud Direct Access?
• What is the typical number of spans in a microservice call chain as described in the previous scenario?
• Which security feature protects environments by managing user permissions and access control?
• Which scenarios are suitable use cases for Alibaba Cloud's MongoDB service?
• What is the billing unit for Alibaba Cloud Log Service?
• What capability does Alibaba Cloud Cloud Monitor provide to users?
• What describes the relationship between redundancy and high availability?
• Which of the following is a consequence of poor high availability planning?
• Which service helps manage resource access control in Alibaba Cloud?
• Which statement about the Message Service (MS) event notification is correct?
• What is the fastest way to delete a large number of files stored in Alibaba Cloud OSS?
• Which fields in a log created using Log Service cannot contain empty characters?
• How does Alibaba Cloud ensure the security of its SSL certificates?
• For which kind of operations should indexes not be created to avoid performance penalties?
• Which feature of Alibaba Cloud Object Storage Service aids in cost management?
• In the context of high availability, what is a primary benefit of redundancy?
• In the context of Alibaba Cloud, what does ECI stand for?
• How can developers automate deployments in Alibaba Cloud?
• When can the configuration for Alibaba Cloud Log Service be adjusted?
• Which statement accurately describes the Security Token Service (STS) in Alibaba Cloud?
• To enable Function Compute access to resources in a VPC, which parameter must be configured?
• In Log Service, what is a possible reason for receiving error codes 403 or 500 when writing logs?
• What does the Elastic Container Instance (ECI) service primarily offer to developers?
• What is the recommended best practice for managing SSL certificates?
• What is a key aspect of Alibaba Cloud's infrastructure that contributes to redundancy?
• Which service would you use to monitor cloud resources and track their usage?
• Which service is used to create virtual servers in the Alibaba Cloud?
• What is the primary function of a load balancer in a microservice architecture?
• Which service is designed for storage, processing, and analysis of big data?
• What is Alibaba Cloud Cloud Assistant designed to do?
• Which of the following is NOT required for SMC (Server Migration Center) to migrate a server to Alibaba Cloud?
• Which Alibaba Cloud service allows for the hosting of web applications?
• How can you save space and reduce costs while retaining some benefits of object versioning in OSS?
• How does OSS handle file uploads during interruptions?
• In the context of SSL, what does the term "handshake" refer to?
• What advantage does Alibaba Cloud Elastic IP provide to resources?
• How can developers set up a continuous integration pipeline in Alibaba Cloud?
• What is the primary function of Alibaba Cloud Polling Service?
• Which of the following is NOT a challenge associated with monitoring microservices?
• Which of the following describes a benefit of using Alibaba Cloud features?
• Which database is best for data analytics of large datasets, requiring structured and semi-structured storage?
• Which of the following statements about PolarDB's endpoints is NOT correct?
• What are effective ways to secure access to your API on Alibaba Cloud API Gateway? (Choose three)
• Which service integration mode is not supported by Serverless Workflow?
• How can users ensure their applications comply with regulatory requirements on Alibaba Cloud?
• Which Alibaba Cloud service is specifically aimed at tracking data usage and billing?
• What is the function of Alibaba Cloud Security Center?
• Why is redundancy important for cloud applications?
• What is the main function of Alibaba Cloud API Gateway?
• Which service facilitates the integration of various databases on Alibaba Cloud?
• What could be a reason for encountering a 403 error while having a write traffic of 10 MB/s?
• Which component is critical for maintaining secure SSL communications with Alibaba Cloud services?
• What is a common feature of Object Storage Service for managing objects?
• What is the purpose of a Certificate Authority (CA) in the context of SSL certificates?
• Which message types are supported in Alibaba Cloud RocketMQ?
• What is a key benefit of using Alibaba Cloud API Gateway?
• Which of the following is an advantage of using SSL certificates in web applications?
• What header stores a visitor's real IP address when using Alibaba Cloud CDN?
• What does Alibaba Cloud's Data Encryption Service provide?
• What does Custom Events in CloudMonitor primarily collect?
• When migrating databases using DTS, which statement is correct?
• Why might a ModifyDBInstanceSpec API call fail?
• What is the main purpose of Alibaba Cloud Cloud Monitor?
• Which service provides automated response to user requests in the cloud environment?