[Jan 17, 2022] ACA-Cloud1 PDF Recently Updated Questions Dumps to Improve Exam Score
ACA-Cloud1 Dumps Full Questions with Free PDF Questions to Pass
NEW QUESTION 41
Auto Scaling is a management service that can automatically adjust elastic computing resources based on your business needs and policies. Which of the following application scenarios are suitable for Auto Scaling?
(Choose three.)
- A. You need to flexibly adjust elastic computing resources based on your business needs, and ECS instances will be added seamlessly to address traffic peaks and surges.
- B. When an ECS instance reacts abnormally in a scaling group, Auto Scaling will create a new ECS instance to take over the computing tasks conducted by the faulty instance.
- C. You want to flexibly adjust elastic computing resources based on your business needs, and ECS instances will be automatically upgraded (with more Memory, more powerful CPU) when needed.
- D. You need to flexibly adjust elastic computing resources based on your business needs, and ECS instances will be reduced automatically to save costs when business needs drop.
Answer: A,B,D
NEW QUESTION 42
Alibaba Cloud Monitor service stems from years of experience of server monitoring technology in Alibaba group, leveraging the powerful data analysis capability of Alibaba cloud computing platform to provide monitoring service for various clients' applications and servers. A user receives an alert saying that the IOPS utilization rate for an ECS instance exceeds 80%. Yet, he/she is not sure how to handle the situation, the user may obtain help from Alibaba Cloud through the below methods? (Choose three.)
- A. Open a ticket to Alibaba Cloud help desk.
- B. You cannot obtain any help from Alibaba Cloud.
- C. Look for answers in Alibaba Cloud forum.
- D. Check ECS or CloudMonitor product documents.
Answer: A,C,D
NEW QUESTION 43
A company wants to use Alibaba Cloud service to replace their self-built database, which of the following services should it choose?
- A. Server Load Balancer (SLB)
- B. Deploy more ECS instances
- C. Alibaba Cloud CDN (Content Delivery Network)
- D. AsparaDB for RDS
Answer: B
NEW QUESTION 44
A/Anis a copy of data on a disk at a certain point in time.
- A. image
- B. EIP
- C. template
- D. snapshot
Answer: D
NEW QUESTION 45
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: B
NEW QUESTION 46
Alibaba Cloud Monitor service stems from years of experience of server monitoring technology in Alibaba group, leveraging the powerful data analysis capability of Alibaba cloud computing platform to provide monitoring service for various clients' applications and servers. A user receives an alert saying that the IOPS utilization rate for an ECS instance exceeds 80%. Yet, he/she is not sure how to handle the situation, the user may obtain help from Alibaba Cloud through the below methods ? (Choose three.)
- A. Open a ticket to Alibaba Cloud help desk.
- B. You cannot obtain any help from Alibaba Cloud.
- C. Look for answers in Alibaba Cloud forum.
- D. Check ECS or CloudMonitor product documents.
Answer: A,C,D
NEW QUESTION 47
___________ feature in Server Load Balancer means that it can forward the access requests from a single user to the same ECS instance within a certain period to ensure session continuity.
- A. Weighted Round Robin
- B. session persistence
- C. health check
- D. least connections scheduling
Answer: B
Explanation:
Explanation/Reference: https://www.alibabacloud.com/help/doc-detail/55202.htm
NEW QUESTION 48
You are developing a highly available web application using stateless web servers. Which services are suitable for the application? (Choose three.)
- A. OSS
- B. RDS
- C. SLB
- D. MaxCompute
- E. ECS
Answer: A,B,E
Explanation:
Explanation/Reference: http://docs-aliyun.cn-hangzhou.oss.aliyun-inc.com/pdf/slb-faq-intl-en-2017-03-29.pdf
NEW QUESTION 49
RDS for MySQL is a PaaS, which means after creating the RDS instance, the user does not need to take care of the underlying OS, runtime environment of software packages. These would be taken care of by Alibaba Cloud.
- A. TRUE
- B. FALSE
Answer: B
Explanation:
Explanation/Reference:
NEW QUESTION 50
Which of the following statements is wrong when comparing RDS with self-built database?
- A. RDS provides automatic backup while self-built database requires you to prepare storage space for backup copies and regularly verify that these copies can be restored.
- B. RDS features a high availability of 99.95% while self-built database requires you to implement data protection, primary-standby replication, and RAID all by yourself.
- C. Self-built database supports quick deployment and elastic scaling.
- D. RDS requires no O&M while self-built database requires a dedicated DBA for maintenance, which results in high HR cost.
Answer: C
NEW QUESTION 51
Alibaba Cloud relational database service (RDS) is a stable, reliable and elastic online database service. RDS supports below database types _______________? (Choose three.)
- A. SQL Server
- B. Oracle database
- C. MySQL
- D. PostgreSQL
Answer: A,C,D
NEW QUESTION 52
Company builds a music download website based on OSS and ECS, and users can download mp3 files after registering for the website. Recently, the public network traffic to the OSS has doubled but the increase of registered users is less than 10%. After in-depth analysis, engineers find that many user download requests are raised from search engine but not the website itself. In this case, which of the following measures is thought to be able to address this issue.
- A. Changes the website access mode to HTTPS.
- B. Limits access sources by configuring "Anti-leech settings" of OSS bucket attributes.
- C. Introduce SLB for extra protection.
- D. Migrates music files from the OSS to the data disks for ECS instances.
Answer: B
NEW QUESTION 53
In mainland China, the approval requirements for business record filing vary depending on provincial communication management bureaus.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 54
When using Alibaba Cloud OSS, you can set access control in 3 different levels, which are (Choose three.)
- A. RAM account level
- B. Object level
- C. Bucket level
- D. Directory level
Answer: B,C,D
NEW QUESTION 55
ECS is a highly flexible service. It can be used independently as a simple web server, or used with other Alibaba Cloud products, such as OSS and CDN, to provide advanced solutions. ECS can be used in applications such as: . (Choose four.)
- A. large-traffic apps
- B. no limited online storage
- C. Databases
- D. simple web applications
- E. Official corporate websites
Answer: A,C,D,E
NEW QUESTION 56
is a ready-to-use service that seamlessly integrates with Elastic Compute Service (ECS) to manage varying traffic levels without manual intervention.
- A. Server Load Balancer
- B. RDS
- C. VPC
- D. OSS
Answer: A
NEW QUESTION 57
SQL injection is a common application layer attack, usually through building special input parameters and pass it to web applications to steal or sabotage the application dat a. Which of the following is the target for SQL injection?
- A. Database
- B. Web application
- C. Confidential files on the server
- D. Pictures on server
Answer: A
Explanation:
Reference:
https://www.rapid7.com/fundamentals/sql-injection-attacks/
NEW QUESTION 58
You are developing a highly available web application using stateless web servers. Which services are suitable for the application? (Choose three.)
- A. OSS
- B. RDS
- C. SLB
- D. MaxCompute
- E. ECS
Answer: A,B,E
NEW QUESTION 59
......
Alibaba Cloud ACA-Cloud1 Exam Syllabus Topics:
| Topic | Details |
|---|---|
| Topic 1 |
|
| Topic 2 |
|
| Topic 3 |
|
| Topic 4 |
|
| Topic 5 |
|
| Topic 6 |
|
| Topic 7 |
|
| Topic 8 |
|
| Topic 9 |
|
100% Updated Alibaba Cloud ACA-Cloud1 Enterprise PDF Dumps: https://www.passtestking.com/Alibaba-Cloud/ACA-Cloud1-practice-exam-dumps.html
Free Alibaba Cloud Computing ACA-Cloud1 Official Cert Guide PDF Download: https://drive.google.com/open?id=1AqsaYHuCKrjNZ4QlVsOG3WmtdUFxZBM-