ACP-Cloud1 Self-Study Guide for Becoming an ACP Cloud Computing Professional Expert
ACP-Cloud1 Study Guide Realistic Verified ACP-Cloud1 Dumps
Alibaba Cloud ACP-Cloud1 Exam Syllabus Topics:
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NEW QUESTION 26
After activating an Alibaba Cloud Elastic Compute Service (ECS) instance, you want to monitor the status of the ECS instance via Alibaba Cloud console. Therefore: you must activate and purchase Alibaba Cloud CloudMonitor service to meet this demand.
- A. False
- B. True
Answer: A
NEW QUESTION 27
The backend server pool of an Alibaba Cloud SLB contains multiple ECS instances, which may have different service capacities. To exploit the different service capacities of backend ECS instances, which of the following statements is correct?
- A. Choose Weighted Round Robin mode to set higher weights to ECS instances with higher capacities The higher the weight of the backend ECS instance the higher chance that the instance will receive requests.
- B. SLB cannot assign more requests to certain ECS instances.
- C. Choose Round-Robin model and ECS instances with higher capacities will surely be assigned with more requests.
- D. Choose Weighted Least-Connection mode, and ECS instances with higher capacities will surely be assigned with more requests.
Answer: A
NEW QUESTION 28
By using ApsaraDB for RDS to implement read/write splitting, which of the following can be achieved? (Number of correct answers 2)
- A. Read requests are distributed to multiple instances.
- B. Both read and write requests are distributed to multiple instance
- C. Write requests are distributed to multiple instances.
- D. Read/write requests to the database are separated.
Answer: B,C
NEW QUESTION 29
Many cloud computing service providers support users to activate/create a cloud service through Open API. Which of the following protocols is most not likely to be supported by these Open API?
- A. Web Service
- B. HTTP
- C. Restful
- D. PPPoE
Answer: D
NEW QUESTION 30
Object Storage Service (OSS) supports sub accounts, and you can allocate access permissions to different buckets for each sub account.
- A. False
- B. True
Answer: A
NEW QUESTION 31
You are using Auto Scaling with one scaling group already created, then you want to execute a task at a specific time such as removing 1 ECS instance every night at 00:00. To achieve this, which of the following operations should be performed'? (Number of correct answers; 2)
- A. Create a new scaling group.
- B. Create a scheduled task.
- C. Create an event-triggered task.
- D. Create a scaling rule
Answer: A,D
NEW QUESTION 32
A Virtual Private Cloud (VPC) is an isolated network environment that is completely isolated from each other The following statements about VPC are correct_________. (Number of correct answers: 2)
- A. ECS instances in a VPC use security group firewalls for Layer 2 network access control.
- B. The internal networks of different VPCs are completely isolated and can be interconnected through IP addresses mapped to the outside.
- C. Subnets can be divided like the traditional network environment. Different cloud servers within each subnet are connected by the same router and different subnets are interconnected by switches.
- D. Each VPC has an independent tunnel ID, and a tunnel ID corresponds to a virtualized network.
Answer: B,C
NEW QUESTION 33
Alibaba Cloud SLB can distribute user requests to backend ECS instances. These ECS instances must have the same specification (CPU, Memory)
- A. True
- B. False
Answer: A
NEW QUESTION 34
Alibaba Cloud Object Storage Service (OSS) is a cloud storage service that features massive capacity, outstanding security, low costs, and high reliability. In an OSS bucket, all elements are stored as________.
- A. Stubs
- B. Objects
- C. Hashes
- D. Keys
Answer: B
Explanation:
OSS does not use a hierarchical structure for objects, but instead uses a flat structure. All elements are stored as objects in buckets. To use OSS in the same manner in which local file systems are used, you can configure Cloud Storage Gateway (CSG).
https://www.alibabacloud.com/help/doc-detail/31817.htm
NEW QUESTION 35
Alibaba Cloud ECS provides multiple instance types to meet the needs of different business scenarios. A medium-sized enterprise user wants to use two ECS instances, one to deploy a single Tomcat service and the other one to deploy Memcache. Which of the following configurations is most recommended?
- A. Tomcat: 4 cores: 4G, Memcache: 2 cores: 16G
- B. Tomcat: 4 cores. 8G, Memcache: 2 cores: 16G
- C. Tomcat: 4 cores, 4G, Memcache: 2 cores, 8G
- D. Tomcat: 4 cores 8G. Memcache: 2 cores 8G
Answer: C
NEW QUESTION 36
RDS accounts can be used to connect with the databases created on a given RDS instance. Each account can be bound with multiple databases. Yet, the read/write permissions of each database can only be assigned to one RDS account
- A. True
- B. False
Answer: A
NEW QUESTION 37
RDS provides whitelist access policies. You can set permitted IP addresses and IP network segments to effectively prevent hackers from attacking the server by port scanning.
- A. True
- B. False
Answer: A
NEW QUESTION 38
A company launched its online service just a year ago. It uses five ECS instances and does not have a full-time system administrator Over the last six months, the company's system has encountered various security problems Several high-risk vulnerabilities were exploited by hackers, leading to leakage of the company's confidential dat a. Which of the following Alibaba Cloud products can be used to quickly resolve this problem?
- A. Security Center
- B. Managed Security Service
- C. Anti-DDoS Pro Service
- D. Cloud Firewall
Answer: D
NEW QUESTION 39
Which of the following scenarios can be done using Alibaba Cloud Express Connection? (Number of correct answers: 2)
- A. Intranet communication between a VPC and servers in an external IDC
- B. Intranet communication between two VPCs in different accounts and different CIDR Blocks
- C. Intranet communication between two VPCs under the same account in the same region
- D. Intranet communication between VPCs and Smart Access Gateway in customers different branch offices
Answer: B,D
NEW QUESTION 40
A video company uses SLB to distribute user requests to 20 ECS instances with the same configuration to response these requests. As the Spring Festival approaches, service traffic would double during holidays (based on past experience). Thus, you use Auto Scaling to elastically adjust computing resources. Since the services is online for many years, you have historic records that can help predict the upcoming service traffic and choose the scaling mode freely. In this scenario, which of the following options are feasible and with minimum operation efforts? (Number of correct answers: 2)
- A. Cloud monitor and event-triggered task: Dynamically adds ECS instances during resource shortage and reduces ECS instances during idle hours by monitoring the CPU utilization rate and workload
- B. Healthy check mode: Ensures that all the current ECS instances in scaling groups are working correctly to meet user access requests.
- C. Manual mode: Set the minimum number of instances to 40 on the first day of the holidays and change the number to 20 after the holidays.
- D. Scheduled task: Increases the number of ECS instances to 40 on the first day of the holidays and reduce the number to 20 after the holidays.
Answer: C,D
NEW QUESTION 41
Company A constructed a sales management platform using three Elastic Compute Service (ECS) instances. One of the instances runs MySQL, and is used as the database server. The other two instances are used as Web servers After some time, the number of employees in Company A dramatically increases, leading to higher sales volumes At the same time, the platform response speed is gradually decreasing too.
According to the report from CloudMonitor, the average CPU utilization rate of the two Web servers exceeds 70%, and database load reaches 75% Company A can select Alibaba Cloud_________ services.to cope with the issue and optimize the performance. (Number of correct answers: 2)
- A. Incorporate Server Load Balancer (SLB) and add additional ECS instances to relieve the load on existing ECS instances
- B. Use Content Delivery Network (CDN) to enhance content loading speed
- C. Import database data into Object Storage Service (OSS) to share the storage pressure on the platform
- D. Replace the self-built MySQL database with ApsaraDB for RDS to obtain better database performance, and utilize RDS read-only instances to handle read-only requests
Answer: A,D
NEW QUESTION 42
You would like to deploy your applications on Alibaba Cloud to meet requirements including cost reduction, improving service availability, fast deployment- and redundant backup Alibaba Cloud_________products can help meet these requirements (Number of correct answers 3)
- A. Elastic Compute Service (ECS) image achieve efficient and convenient deployment.
- B. Utilizing Content Delivery Network (CDN) can meet the demands for redundant backup.
- C. Elastic Compute Service (ECS) snapshot satisfies the needs of rapid recovery of applications and data.
- D. Reasonable selection of Regions/Zones meets the location needs of application deployment as well as the demands for redundantly backup critical business applications and data.
- E. Utilizing Server Load Balancer (SLB) and ECS instances can improve data reliability.
Answer: B,D,E
NEW QUESTION 43
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