Dumps Moneyack Guarantee - ACA-Cloud1 Dumps UpTo 50% Off
Updated Jan-2022 Pass ACA-Cloud1 Exam - Real Practice Test Questions
NEW QUESTION 31
__________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. least connections scheduling
- B. session persistence
- C. health check
- D. Weighted Round Robin
Answer: B
NEW QUESTION 32
___________ 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. least connections scheduling
- B. session persistence
- C. health check
- D. Weighted Round Robin
Answer: B
Explanation:
Explanation/Reference: https://www.alibabacloud.com/help/doc-detail/55202.htm
NEW QUESTION 33
Your website has oscillating traffic peaks that are difficult to predict in advance. In this scenario, it is recommended to use SLB and __________________ together with ECS.
- A. Auto Scaling
- B. VPC
- C. RDS
- D. MaxCompute
Answer: A
NEW QUESTION 34
Which of the following statements is true for RDS?
- A. Multiple databases can be created in one RDS instance.
- B. None of the above is true.
- C. Resources are not shared among the databases in the same RDS instance.
- D. Databases with the same name are allowed in the same instance.
Answer: A
Explanation:
Reference:
https://www.alibabacloud.com/help/doc-detail/26092.htm
NEW QUESTION 35
Some applications may encounter large traffic fluctuations within a short period. When ECS is used with__________, the number of ECS instances is automatically adjusted based on traffic.
- A. Auto Scaling
- B. OSS
- C. Server Load Balancer
- D. RDS
Answer: A
NEW QUESTION 36
Server Load Balancer supports health checks for ECS instances and allows user to specify the frequency. If an ECS instance does not qualify the health check, traffic will not be forwarded to that instance, thereby ensuring application availability.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 37
Which of the followings are not the operations that you can do on a cloud disk snapshot? (Choose two.)
- A. snapshot download
- B. snapshot rollback
- C. snapshot duplicate
- D. snapshot deletion
Answer: A,C
Explanation:
Explanation/Reference: https://www.alibabacloud.com/help/doc-detail/52045.htm#section-1ff-9s6-3i5
NEW QUESTION 38
Alibaba Cloud does not support Intranet communication between products that are not in the same region, which does not mean?
- A. Server Load Balancer can be deployed for ECS instances in various regions.
- B. ECS instances and other products in different regions, such as ApsaraDB for RDS and OSS instances, cannot communicate with each other on the intranet.
- C. ECS instances in different regions cannot communicate with each other on the intranet.
- D. Server Load Balancer cannot be deployed for ECS instances in various regions.
Answer: B
NEW QUESTION 39
Which of the followings are not the operations that you can do on a cloud disk snapshot? (Choose two.)
- A. snapshot download
- B. snapshot rollback
- C. snapshot duplicate
- D. snapshot deletion
Answer: A,C
Explanation:
Reference:
https://www.alibabacloud.com/help/doc-detail/52045.htm#section-1ff-9s6-3i5
NEW QUESTION 40
You can an ECS instance's configuration. (Choose two.)
- A. downloaded
- B. upgraded
- C. uploaded
- D. downgraded
Answer: B,D
Explanation:
Reference:
https://www.alibabacloud.com/help/doc-detail/25437.htm
NEW QUESTION 41
ECS can be used along with_____to store static images, videos, and reducing storage fees.
- A. VPC
- B. Server Load Balancer
- C. RDS
- D. OSS
Answer: D
NEW QUESTION 42
www.company.com is a newly launched social portal for exchanging automotive information. The portal is based on PHP, including 10GB of images, and some JavaScripts files. Currently one single ECS instance is used to host all the application content as well as a MySQL database. With the growing number of users, the portal is getting slower to load images or respond to user requests. Moreover, there will be additional 50GB image content uploaded to the portal every week. Which combination of Alibaba Cloud services below can help resolve the storage and performance issue at the same time?
- A. OSS + RDS combination
- B. OSS + CDN combination
- C. OSS + MTS combination
- D. OSS + ECS combination
Answer: D
NEW QUESTION 43
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. FALSE
- B. TRUE
Answer: A
NEW QUESTION 44
Which of the following statements is true for RDS?
- A. Multiple databases can be created in one RDS instance.
- B. None of the above is true.
- C. Resources are not shared among the databases in the same RDS instance.
- D. Databases with the same name are allowed in the same instance.
Answer: A
Explanation:
Explanation/Reference: https://www.alibabacloud.com/help/doc-detail/26092.htm
NEW QUESTION 45
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. Alibaba Cloud CDN (Content Delivery Network)
- C. AsparaDB for RDS
- D. Deploy more ECS instances
Answer: D
NEW QUESTION 46
If you are running an online ticket booking service with relatively fixed traffic, then which kind of charging mode is more suitable for you?
- A. bitcoin-pay
- B. Paypal-pay
- C. Prepaid
- D. Pay-As-You-Go
Answer: D
NEW QUESTION 47
Which of the following scenarios is applicable to use RDS read-only instances?
- A. Improves RDS storage capabilities.
- B. Implements data backtracking for the last two days.
- C. Reduces the write pressure on the RDS primary instance.
- D. Reduces the read pressure on the RDS primary instance.
Answer: D
NEW QUESTION 48
Server Load Balancer can manage sudden spikes in traffic, minimize response time and maintain 99.99% availability of your web application.
- A. FALSE
- B. TRUE
Answer: B
Explanation:
Manage sudden spikes in traffic, minimize response time and maintain 99.99% availability of your web application with Server Load Balancer.
Reference:
https://arcelon.co.id/product/server_load_balancer.php
NEW QUESTION 49
As a cloud computing service provider, Alibaba Cloud provides security services including. (Choose two.)
- A. IP white list setting for RDS.
- B. Security operation for underlying hardware of cloud computing.
- C. Application maintenance in ECS instances.
- D. Security isolation between cloud computing tenants.
Answer: B,D
NEW QUESTION 50
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. FALSE
- B. TRUE
Answer: A
Explanation:
Explanation/Reference: https://apsarastackdocument.oss-cn-hangzhou.aliyuncs.com/01_ApsaraStackEnterprise/V3.5.2- intl-en/Alibaba%20Cloud%20Apsara%20Stack%20Enterprise%201808%20Security%20Whitepaper%20-%
2020180831.pdf
NEW QUESTION 51
Multiple lower-configuration I/O-optimized ECS instances can be used with ___________ to deliver a high- availability architecture.
- A. Server Load Balancer
- B. Auto Scaling
- C. OSS
- D. RDS
Answer: A
NEW QUESTION 52
You can retrieve data directly from an ECS Image and use it right away.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 53
......
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 |
|
Download Free Alibaba Cloud ACA-Cloud1 Real Exam Questions: https://www.prep4king.com/ACA-Cloud1-exam-prep-material.html
Pass Your Exam With 100% Verified ACA-Cloud1 Exam Questions: https://drive.google.com/open?id=1hRERiPRV0OVvoPS5PV-ca4qVHldDfeMJ
