Easily To Pass New Alibaba Cloud ACP-Cloud1 Dumps with 72 Questions
Latest ACP-Cloud1 Study Guides 2022 - With Test Engine PDF
NEW QUESTION 43
An online education website is built based on ECS. SLB and Auto Scaling, which greatly reduces resource cost, O&M cost and without compromising system stability and user experience.
Now. the website admin wants to keep the user information (such as source IP, accessed URLs, and duration on each page) for analysis to support their upcoming campaign events In this case, which of the following statements is NOT correct?
- A. Let each ECS instance in the scaling group keeps the user access information it processes Thus, the data saved by these ECS instances can be accessed and analyzed at any time, making the solution not only simple, but also efficient reliable, and cost-effective.
- B. Synchronize user-related access information to OSS in real time or quasi real time for further use
- C. Save user-related access information to ApsaraDB for RDS in real time or quasi real time, which can then be used for performing query and analysis.
- D. Synchronize user-Synchronize user-related access information to ApsaraDB for Memcache in real time or quasi real time. Then, access Memcache using an application or make the data in Memcache persistent based on certain rules and then can use the persistent data for further analysis.
Answer: D
NEW QUESTION 44
Alibaba Cloud Server Load Balancer (SLB) provides services for distributing traffic among multiple ECS instances SLB can expand the application system's service capacity through traffic distribution, and improve the system's availability by eliminating SPoFs (Single Points of Failure). Which of the following statements are correct? (Number of correct answers; 2)
- A. SLB provides a function to automatically synchronize data among backend ECS instances using rsync remote synchronization.
- B. Before using SLB to provide external services, make sure that you have installed and correctly configured the SLB agent on all of the backend ECS instances.
- C. One of SLB's features is the Health Check. If some of the backend ECS instances are down, whereas other backend ECS instances can still provide services, then the system can continue to work normally.
- D. When recreating an SLB instance that has an Internet IP address, a new Internet IP address will be assigned to the SLB instance.
Answer: A,C
NEW QUESTION 45
Alibaba Cloud Elastic Compute Service (ECS) instances in different Security Groups will definitely have no way to communicate with each other.
- A. False
- B. True
Answer: B
NEW QUESTION 46
Which of the following scenarios can be done using Alibaba Cloud Express Connection? (Number of correct answers: 2)
- A. Intranet communication between two VPCs under the same account in the same region
- B. Intranet communication between a VPC and servers in an external IDC
- C. Intranet communication between VPCs and Smart Access Gateway in customers different branch offices
- D. Intranet communication between two VPCs in different accounts and different CIDR Blocks
Answer: C,D
NEW QUESTION 47
Object Storage Service (OSS) supports sub accounts, and you can allocate access permissions to different buckets for each sub account.
- A. True
- B. False
Answer: B
NEW QUESTION 48
A new media company uses a mobile app to provide news and information services. They utilize Auto Scaling to add/reduce ECS instances dynamically to address service traffic spikes.
Based on the estimation of their service and technical personnel the company thinks they require 10 ECS instances during idle hours and 10 to 20 ECS instances (dynamically adjusted) during some busy hours, which are normally from 07:30 to 09:00 and from 18:30 to 20:00 In the scaling group; they set the "Minimum number of instances" to 10 and "Maximum number of instances" to 20.
To simplify deployment tasks and save costs, which of the following scaling modes should they choose?
- A. Scheduled mode
- B. Healthy mode
- C. Fixed quantity mode
- D. Event-triggered mode
Answer: C
NEW QUESTION 49
When using Alibaba Cloud SLB to forward layer 7 (HTTP) service requests. SLB will replace the IP address in the HTTP header file to forward requests.
Therefore the source IP address that can be seen on the backend ECS instance is the IP address of SLB instead of the clients real IP address.
- A. False
- B. True
Answer: B
NEW QUESTION 50
You need to create a new ECS instance for a 10-data test. Which of the following billing methods is most cost-effective?
- A. Preemptible
- B. Subscription
- C. Pay-As-You-Go
- D. Pay-AS-You-Go with Savings Plan
Answer: B
NEW QUESTION 51
Compared with traditional physical servers, upgrading an ECS instance is much easier. Which of the following statements about upgrading an ECS instance is false?
- A. Upgrading network bandwidth does not require the ECS instance to restart.
- B. You can change an instance's operating system without rebooting.
- C. You can upgrade the CPU, memory, and bandwidth.
- D. Upgrading the configuration of the ECS instance requires no' redeployment or data migration.
Answer: A
NEW QUESTION 52
When a customer uses Alibaba Cloud Object Storage Service (OSS) service and finds there exist an amount of Internet downstream traffic, he/she can use Alibaba Cloud Content Delivery Network (CDN) service to reduce the traffic cost.
Because the Internet traffic cost of CDN is lower than that of OSS, moreover, the back-to-source traffic cost from CDN to OSS is also lower than a user access to OSS directly.
- A. False
- B. True
Answer: B
NEW QUESTION 53
Different Alibaba Cloud VPCs are completely isolated from each other.
By default, the VPCs cannot communicate with each other over Intranet, but you can establish VPN connections via the Internet to achieve interconnection between VPCs.
- A. False
- B. True
Answer: B
NEW QUESTION 54
A popular worldwide forum stores static resources in OSS and accelerates access using CON Users find that the speed of downloading files from the forum has been greatly improved, but uploading files is slow due to the long data transmission distance, resulting in a bad access experience In order to improve the speed of uploading files for users in this forum, so that users in different regions can have a good access experience, we recommend that the forum can________.
- A. Activate OSS in different regions as file storage, and synchronize data between OSS in different regions through cross-region replication
- B. Activate the PCDN service
- C. Enable OSS static website hosting
- D. Enable the transmission acceleration service for O: Enable OSS
Answer: A
NEW QUESTION 55
To meet business requirements, a user requires that the backend server of an SLB instance include a primary ECS instance and a secondary ECS instance. When the primary instance is working properly, the traffic is only forwarded to the primary ECS, when the primary instance is down, traffic is switched to the standby instance. In this case, you can create an active/standby server group on the backend of the SLB instance Which kind of listener supports this feature? (Number of correct answers: 2)
- A. HTTP
- B. TCP
- C. HTTPS
- D. UDP
Answer: C,D
NEW QUESTION 56
When you create an Alibaba Cloud VPC. a VRouter and a route table will be created automatically. Which of the following statements is NOT correct about the route table?
- A. The routing entries of the route table can not be modified manually.
- B. This route table cannot be deleted
- C. Each VRouter may have multiple route tables.
- D. When a VPC is deleted, the corresponding route table is also deleted.
Answer: D
NEW QUESTION 57
A customer uses Alibaba Cloud Auto Scaling service and creates a scaling group He/she sets the "Minimum number of instances" to 2 and "Maximum number of instances" to 7.
After correctly configuring scaling settings, the customer adds a scaling rule "Add 6 ECS instances", and creates a scheduled task based on this rule.
And then, the customer checks the scaling group and see it already contains 3 valid ECS instances, he/she then enables this scaling group immediately.
How many ECS instance will be added in the scaling group when the scheduled task is activated once'?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 58
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. False
- B. True
Answer: B
NEW QUESTION 59
Recently, response speed of a certain Alibaba Cloud Elastic Compute Service (ECS) instance is unacceptably slow. By using CloudMonitor we discovered that the ECS instance utilizes more than 80% of the assigned bandwidth.
Which of the following approach can address this issue and without the need to reboot the ECS instance?
- A. Upgrade the CPU and memory of the ECS ins
- B. Upgrade the bandwidth of the ECS instance
- C. None of the above
- D. Add a disk to the ECS instance
Answer: B
NEW QUESTION 60
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