Good ACP-Cloud1 Exam Dumps Save Your Preparation Time

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November 14, 2024

Alibaba Cloud ACP-Cloud1 dumps questions are an essential tool for anyone looking to pursue the Alibaba Cloud Computing certification. By using these ACP-Cloud1 dumps questions as part of your exam preparation, you can gain a deeper understanding of the exam format, identify knowledge gaps, build confidence, get real-time feedback, and stay up-to-date with the latest trends in ACP Cloud Computing Certification. So, if you're serious about achieving ACP-Cloud1 certification success, be sure to incorporate ACP-Cloud1 exam dumps questions into your study plan. Test free Alibaba Cloud ACP-Cloud1 exam dumps below.

Page 1 of 6

1. In an Alibaba Cloud Elastic Compute Service (ECS) instance, you can freely change directory permissions of the system root directory in Linux, which has no influence on all services in the Elastic Compute Service (ECS) instance.

TRUE

FALSE

2. Alibaba Cloud Content Delivery Network (CDN) performs content acceleration with the support of intelligent DNS resolution The following function_________is NOT included in intelligent DNS resolution.

A user request is directed to the server nearest to the customer based on location information of the pre-configured IP section.

The intelligent DNS resolution can parse the same domain name into different IP addresses based on the IP of different visitors.

The intelligent DNS resolution supports web page content caching. A user will receive data from the origin site at first-time access, and then will be reading data from cache in subsequent requests

If a user activates mirror sites in different IDCs, intelligent DNS resolution can achieve load balancing by guiding customers in different places to different mirror sites.

3. 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.

True

False

4. For ECS and RDS instances under different Alibaba Cloud accounts but in the same region, which of the following statements is NOT correct for migrating self-built MySQL databases (running on ECS) to RDS?

The data can be imported via the Intranet

The data cannot be migrated.

The data can be imported via the public network.

The data can be imported by running mysqldump.

5. Alibaba Cloud provides comprehensive security protection covering networks, hosts, applications, databases, and content for on-cloud clients. Users using Alibaba Cloud services only need to focus on their own services, without the need to pay any attention to security protection issues.

True

False

6. 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?

Healthy mode

Scheduled mode

Fixed quantity mode

Event-triggered mode

7. When adopting cloud computing and taking advantage of its convenience, you will also face challenges in information security.

Using cloud computing does not increase security risks, but your active engagement is still a must.

Which of the following is not included in the security principles recommended by Alibaba Cloud?

Users have the same security management responsibility

Users should keep the same data attribution

Users have the same security management standards

Users should keep the same O&M methods

8. Auto Scaling is a management service that can automatically adjust elastic computing resources based on your business needs and policies. To ensure ECS instances created by Auto Scaling can correctly respond to user requests without additional configuration, applications deployed on these ECS instances must be _______________.

Stateless and horizontally scalable

Stateful

Stateless and idempotent

All data is locally stored on ECS instance disks

9. A startup video streaming company deploys its service on Alibaba Cloud Elastic Compute Service (ECS) Christmas is coming soon and the CEO knows that they need to prepare more computing resources However, they don't want to purchase a large number of Elastic Compute Service (ECS) instances tor a long period of time. Instead, they want to buy ECS instances for a short period of time and release them after the event is over.

Which of the following billing methods of ECS is the most suitable?

Pay-As-You-Go Only

Pay-As-You-Go with Reserved Instances

Subscription with Reserved Instances

Pay-As-You-Go with Savings Plan

10. In an Alibaba Cloud Elastic Compute Service (ECS) instance, if you subscribe to the SELINUX service in Linux, this will not affect the monitoring feature in the ECS management console.

TRUE

FALSE

Page 2 of 6

11. Alibaba Cloud Content Delivery Network (CDN) is a distributed network that is built and overlaid on the bearer network. It is composed of edge node server clusters distributed across different regions.

Alibaba Cloud CDN can directly accelerate an IP address. The accelerated website does not need to bind a domain name.

TRUE

FALSE

12. 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 access IP address that can be seen on the backend ECS instance is the IP address of SLB instead of the client’s real IP address.

TRUE

FALSE

13. Which of the following statements is wrong about changing the specification of an RDS instance?

The specification of an RDS instance can be upgraded as needed

The service will not be interrupted during upgrade/downgrade

The database version cannot be downgraded

MySQL 5.1 can be directly upgraded to MySQL 5.6

14. OSS supports multi-part uploading for large files, namely dividing a large file into multiple parts and uploading them in order. This function is suitable for scenarios such as uploading large files or uploading files with poor connectivity.

After completing all the multi-part uploading tasks, if you forget to invoke the "Complete Multipart Upload" interface, there will be fragment files left in OSS, occupying bucket storage space-To facilitate deleting those files, OSS provides the________function.

OpenAPI batch deletion

Online batch deletion

Bucket clearing

Fragment management

15. Which of the following statements is true for RDS?

Multiple databases can be created for one instance

Databases with the same name are allowed in the same instance

Resources are not shared among the databases in the same instance

None of the above is true

16. After creating an RDS for MySQL read-only instance, which of the following CAN NOT be performed by the read-only instance in RDS management console?

Parameter configuration

Specification change

SQL log auditing

Intranet/Internet switchover

17. Availability Zones refer to data centers in the same region with independent power grids and networks.

Which of the following statements are true for Zones? (Number of correct answers:3)

if the disaster recovery requirements of your applications are demanding it is recommended that you deploy ECS instances in the same Region and Zone.

The network latency between inter-Zone ECS instances is lower.

Intranet communication is available between different zones in the same region, and datacenter level fault isolation can be achieved between Zones.

whether you place ECS instances in the same Zone depends on the requirements on disaster recovery and network latency.

if your applications require a low network latency between ECS instances, it is recommended that you create ECS instances in different Zones.

18. Which of the following Alibaba Cloud products can provide Anti-DDoS service? (Number of correct answers: 2)

Security Center

Anti-DDoS Origin Service

Anti-DDoS Pro Service

Cloud Firewall

19. Auto Scaling is a management service that can automatically adjust elastic computing resources based on your business needs and policies. This service can automatically adjust ___________.

Stateless and horizontally scalable

Stateful

Stateless and idempotent

All data is locally stored on ECS instance disks

20. 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.

TRUE

FALSE

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21. By using ApsaraDB for RDS to implement read/write splitting, which of the following can be achieved? (Number of correct answers 2)

Write requests are distributed to multiple instances.

Read requests are distributed to multiple instances.

Read/write requests to the database are separated.

Both read and write requests are distributed to multiple instance

22. Alibaba Cloud Elastic Compute Service (ECS) instances in different Security Groups will definitely have no way to communicate with each other.

True

False

23. 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.

True

False

24. When distributing loads to multiple ECS instances with an Alibaba Cloud Server Load Balancer (SLB). you can obtain the real IP addresses of users who initiate the requests through (Number of correct answers: 2)

ForLayer-7 services, SLB obtains the real IP addresses of the visitors by means of HTTP Heard: X-Forwarded-For, but the "Obtain the Visitors Real IP Address" function must be enabled first.

For Layer-4 services, you can obtain the visitor’s Real lP addresses directly, without any additional settings.

ForLayer-4 services, SLB obtains the real IP addresses of the visitors by means of the HTTP Header: X-Forwarded-For, but the "Obtain the Visitor’s Real IP Address" function must be enabled first.

For Layer-7 services, you can obtain the visitors' real IP addresses directly, without any additional settings.

25. Cloud computing adopts a common model in distributed systems, distributing computing tasks to a resource pool comprising many computers. This elastic use of the resource pool allows applications to obtain computing capacity, storage space, and message services as needed.

Which of the following statements are correct about the advantages of public cloud computing over traditional IDC? (Choose four.)

A cloud computing user can quickly deploy applications

A cloud computing user has more flexibility and scalability

A cloud computing user can save the cost of building the infrastructure

A cloud computing user has less management and maintenance work

A cloud computing user can fully manage and control the underlying infrastructure

26. A user builds an ECS + SLB -t RDS business application architecture on the cloud, and uses Auto Scaling to flexibly scale-in and scale out ECS instances. For business reasons, you need to use Apsara DB for Redis as a cache for hot data storage to ensure high-speed data access for applications. However, the Auto Scaling Scaling Group cannot be associated with a Redis instance directly, you need to manually configure ECS instances to be added to or removed from the Redis whitelist, which is time-consuming, laborious and inefficient.

If you are an Alibaba Cloud architect, which 2 Auto Scaling and OOS features would you recommend, in order to automatically add and remove instances from the Redis whitelist?

Auto-Scaling lifecycle hooks

OOS Template

MNS

Instance launch template

27. The difference between public and private Server Load Balancers (SLBs) is that private SLBs connect to their backend ECS instances using the private network (Intranet) while public SLBs connect to their backend ECS instances using the public network (Internet).

True

False

28. 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 client's real IP address.

TRUE

FALSE

29. After creating Alibaba Cloud Elastic Compute Service (ECS) instances, Alibaba Cloud will provide free basic security services to help defend against attacks, including ________________. (Choose four.)

Unexpected remote login

Key management service

DDoS attacks

Brute-force password cracking

Sensitive information leakage

30. Before data communication is setup, the security groups match the security group rules one by one to query whether to allow access requests Assume that the user has created two security group rules 1 and 2 The protocol type, port range, authorization type, and authorization object of the two

security group rules are the same. The difference is that Rule 1 is a denial policy, rule 2 is an allowed policy, so the following statement is correct_______ (Number of correct answers 2)

If rule 1 and rule 2 have the same priority, the rule of the denial policy takes effect first, and the rule of the allowed policy does not take effect

If rule 1 and rule 2 have the same priority, the rule of the allowed policy takes effect first, and the rule that of the denial policy does not take effect.

If rule 1 and rule 2 have different priorities, the rule with a small priority number takes effect

If rule 1 and rule 2 have different priorities, the rule with a large priority number takes effect.

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31. If users use Alibaba Cloud Anti-DDoS Basic service, when the attack traffic exceeds the service upper limit, the black hole policy will then be triggered; after that, the users’ servers can still provide services at a limited speed.

TRUE

FALSE

32. A startup team developed an app named “Public Image Service,” which provides image management services for e-commerce websites. The app includes a self-developed API for file uploads, queries, and deletions, and aims to manage a large number of small images with fast global access. Currently, 500 GB of images and files are uploaded daily. The team is ready to migrate all applications to Alibaba Cloud. They should at least choose Alibaba Cloud ___________________ service. (Choose three.)

Object Storage Service

Elastic Compute Service

Content Delivery Network

Auto Scaling

33. In some cases, you can purchase Elastic Compute Service (ECS) instances in Pay-As-You-Go mode to meet the demands for requiring additional computing resources in a particular period of time and set an auto-release time to release these Pay-As-You-Go instances later. ___________________ is a correct description of this operation.

You can set the auto-release time only when creating the Elastic Compute Service (ECS) instance

You can set the auto-release time of the ECS instance once

You can set the auto-release time of the ECS instance multiple times

You cannot cancel the set auto-release time of the ECS instance

34. After stopping an Alibaba Cloud Elastic Compute Service (ECS) instance, since the ECS instance is stopped, you will not be charged for anything related to that ECS instance until you start the instance again regardless of which region the instance is located in.

TRUE

FALSE

35. Two modes are available for deleting scaling groups in Auto Scaling: ForceDelete mode and non-ForceDelete mode.

Which of the following conditions must be met in non-ForceDelete mode? (Choose two.)

No scaling activities are ongoing in the scaling group

No ECS instances exist in the scaling group

No scheduled tasks and event-triggered tasks exist in the scaling group

The scaling group is not working in conjunction with SLB and ApsaraDB for RDS

36. Which of the following statements about file uploading to OSS is NOT correct? (Single answer)

All file uploading method provided by Alibaba Cloud OSS service will support resuming from break point.

If you are uploading some small files(<1m), you can choose PUT method to finish uploading in one HTTP request.

if you are using OSs to store some log files which are continuously being updated it's better to choose APPEND method instead of overwriting or generating new versions.

If you need to upload very large files it's better to use multi-part uploading to get the capability of resuming from break point.

37. Auto Scaling is a management service that can automatically adjust elastic computing resources based on your business needs and policies It supports adding an existing ECS instance into the scaling group but imposes certain requirements on instance region In this case, which of the following statements is true?

The instance and the scaling group must be in the same region and zone.

The instance and the scaling group must be in the same region but not necessarily the same zone.

Each scaling group can span up to two regions. After adding the ECS instance, the number of regions of all the ECS instances in the scaling group must be no greater than two.

The instance and the scaling group can be in different regions and zones.

38. The maximum number of connections for an RDS instance depends on ____________.

Memory size

CPU utilization rate

Disk capacity

Network traffic

39. As a technical employee at a startup company, you deploy static files such as images, and videos on the same ECS instance to provide services.

After some time, due to business growth, you find that those static files are using too much ECS diskspace.

To quickly address this issue, you should choose Alibaba Cloud_______.

Server Load Balancer (SLB)

Apsara DB for RDS

Object Storage Service (oss)

Auto Scaling

40. Alibaba Cloud CloudMonitor is a service that monitors Alibaba Cloud resources and Internet functions currently provided by CloudMonitor? (Number of correct answers: 3)

Site monitoring

Customized monitoring

Custom firewall

Operation auditing

Cloud service monitoring

Page 5 of 6

41. 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

True

False

42. You deployed the website on an Alibaba Cloud Elastic Compute Service (ECS) instance. After sometime, you worried that the ECS instance might be cracked by brute-force password cracking.

To address this issue, you can use Alibaba Cloud's ___ product.

Object Storage Service (oss)

Cloud Monitor

Server Load Balancer (SLB)

Security Center

43. When using Alibaba Cloud SLB, users can enable the health check function. Layer-4 SLBs (TCP protocol) determine the availability of ECS instances through_____________. (Single answer)

Whether the 3-way handshake can be established between the backend ECS instance and the SLB

Special characters contained in the message returned from backend ECS instances

Status codes returned from backend ECS instances

Length of message returned from backend ECS instances

44. RDS instances are automatically created in master-slave mode without any extra costs or associated configuration.

TRUE

FALSE

45. All versions of Alibaba Cloud RDS uses master-slave mode to ensure high availability. When the master database fails, RDS will switch to the standby database within 30 seconds.

TRUE

FALSE

46. Which of the following statements about OSS bucket is NOT correct? (Single answer)

Every user can create more than one bucket

Bucket name can be changed after creation

Every bucket should have a unique name

There is no limitation on the number of objects inside a bucket

47. The RDS master instance and read-only instance can be in different regions.

TRUE

FALSE

48. If you need to make the ECS instances under three VSwitches (inside the same Alibaba Cloud VPC) cannot access to each other, meanwhile, not affecting other Intranet connections in this VPC, what should you do? (Single answer)

Create three Security Groups, which respectively include all ECS instances under these three VSwitches. First, configure each of these Security Groups to allow access of all CIDR Blocks. Second, configure each of these Security Groups to forbidden the access of CIDR blocks of the other two VSwitches (given this rule with a higher priority than the previous rule).

Create three Security Groups, which respectively include all ECS instances under these three VSwitches. First, configure each of these Security Groups to allow access of all CIDR Blocks. Second, configure each of these Security Croups to forbidden the access of CIDR blocks of the other two VSwitches (given this rule with a lower priority than the previous rule).

Create one Security Group, which include all ECS instances under these three VSwitches. First, configure each of these Security Groups to allow access of all CIDR Blocks. Second, configure each of these Security Groups to forbidden the access of CIDR blocks of the other two VSwitches (given this rule with a higher priority than the previous rule).

None of these answers are correct.

49. When using Auto Scaling, you want to add/remove ECS instances based on the utilization rate of computing resources. For example, you want to remove one ECS instance when the average CPU utilization rate is not greater than 30%. In this case, you need to set the scaling rule "Remove 1 ECS instance" and _____to finish the configuration. (Single answer)

Create a scaling configuration

Configure the attributes of the scaling group

Create a Scheduled task

Create an Event-triggered task

50. Which of the following ports does RDs for MySQL listen on by default? (Single answer)

Port 8080

Port 3060

Port 3600

Port 3306

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51. When using Alibaba Cloud SLB, users can enable the health check function. If a backend ECS instance A is running abnormally, SLB will isolate it and forward the requests to other ECS instances, and when the backend ECS instance A is back to normal, SLB will again forward requests to it.

TRUE

FALSE

52. When using Alibaba Cloud SLB, a user configures the Health Check as follows: response timeout value set to 5 seconds, Health Check interval set to 2 seconds, unhealthy threshold value set to 3, and healthy threshold value set to 3. That is to say, to confirm a backend ECS instance is healthy, three successive normal responses are required.

If the current status of a backend ECS instance is unhealthy, and you finish the repair work immediately, it will take at least _______________ for SLB Health Check to confirm this instance is

healthy again.

11 seconds

21 seconds

5 seconds

6 seconds

53. Names of the files in each OSS bucket must be unique Also, they can be renamed.

True

False

54. Cloud computing adopts a common model in Distributed System. It distributes a computing task to the resource pool (comprised of a large number of computers). Elastically utilize the resource pool can allow applications to obtain computing capacity, storage space, and message services according to the needs.

Which of the following statements are correct about cloud computing? (Number of correct answers: 4)

Large scale

High availability

Service on demand

Versatility

Container based

Only supports single tenant

55. in Alibaba Cloud 0bject Storage, users want to use graphical tools to upload and download object files.

Which tools can they use? (Single answer)

ossbrowser

ossutil

osscmd

ossfs

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