ACP-Cloud1 Practice Test Questions Answers Updated 72 Questions
ACP-Cloud1 dumps & Alibaba Cloud Computing Sure Practice with 72 Questions
Alibaba Cloud ACP-Cloud1 Exam Syllabus Topics:
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NEW QUESTION 21
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 22
If you want to build a secure and isolated network environment on Alibaba Cloud; meanwhile, design your network topology and specify Intranet IP addresses or CIDR Blocks in this network environment as needed, you can choose
- A. Auto Scaling
- B. Leased line
- C. Virtual Private Cloud (VPC)
- D. Express Connect
Answer: C
NEW QUESTION 23
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. Anti-DDoS Pro Service
- B. Managed Security Service
- C. Security Center
- D. Cloud Firewall
Answer: D
NEW QUESTION 24
When creating an ECS instance in your Alibaba Cloud VPC, you must specify a VSwitch for that instance at the same time. Otherwise, you will not be able to create this ECS instance.
- A. True
- B. False
Answer: A
NEW QUESTION 25
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. Fixed quantity mode
- C. Event-triggered mode
- D. Healthy mode
Answer: B
NEW QUESTION 26
Which of the following ports does RDS for MySQL listen on by default?
- A. Port 3600
- B. Port 3060
- C. Port 3306
- D. Port 8080
Answer: C
NEW QUESTION 27
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 28
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?
- A. Parameter configuration
- B. SQL log auditing
- C. Specification change
- D. Intranet/Internet switchover
Answer: A
NEW QUESTION 29
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. HTTPS
- B. TCP
- C. UDP
- D. HTTP
Answer: A,C
NEW QUESTION 30
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. Each VRouter may have multiple route tables.
- B. This route table cannot be deleted
- C. The routing entries of the route table can not be modified manually.
- D. When a VPC is deleted, the corresponding route table is also deleted.
Answer: D
NEW QUESTION 31
Object Storage Service (OSS) supports access logging. A bucket owner can activate access logging for their buckets in the OSS management console. When access logging is activated for bucket A, OSS automatically accesses the request logs for this bucket (in hours) and generates and writes an object to the user-specified bucket B according to certain naming rules. Which of the following statements is true for OSS logging?
- A. Buckets A and B must be different buckets.
- B. Buckets A and B can be separate buckets (or a single bucket) but they must belong to the same user
- C. Buckets A and B must be the same bucket.
- D. Buckets A and B can belong to different users.
Answer: B
NEW QUESTION 32
Object Storage Service (OSS) supports access logging. A bucket owner can activate access logging for their buckets in the OSS management console. When access logging is activated for bucket A, OSS automatically accesses the request logs for this bucket (in hours) and generates and writes an object to the user-specified bucket B according to certain naming rules. Which of the following
statements is true for OSS logging?
- A. Buckets A and B must be different buckets.
- B. Buckets A and B can be separate buckets (or a single bucket) but they must belong to the same user
- C. Buckets A and B must be the same bucket.
- D. Buckets A and B can belong to different users.
Answer: B
NEW QUESTION 33
Alibaba Cloud Elastic Compute Service (ECS) instances in different Security Groups will definitely have no way to communicate with each other.
- A. True
- B. False
Answer: A
NEW QUESTION 34
When the "'Obtain the Visitor's Real IP Address" function is enabled in Alibaba Cloud SLB For layer 7 services, you can obtain the real IP addresses of visitors through the______________field in HTTP header
- A. X-Forwarded-For
- B. Etag
- C. Authorization
- D. Connection
Answer: D
NEW QUESTION 35
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. 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
- B. 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.
- C. The intelligent DNS resolution can parse the same domain name into different IP addresses based on the IP of different visitors.
- D. A user request is directed to the server nearest to the customer based on location information of the pre-configured IP section.
Answer: B
NEW QUESTION 36
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).
- A. True
- B. False
Answer: B
NEW QUESTION 37
Alibaba Cloud Object Storage Service (OSS) provides multiple file uploading modes for different scenarios, which are___________.
(Number of correct answers: 2)
- A. Uploading using the API
- B. Direct upload from the OSS management console no matter how large the file is
- C. Upload using the SDK
- D. Directly copying to/from OSS using portable disks
Answer: B,D
NEW QUESTION 38
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. You can change an instance's operating system without rebooting.
- B. Upgrading the configuration of the ECS instance requires no' redeployment or data migration.
- C. You can upgrade the CPU, memory, and bandwidth.
- D. Upgrading network bandwidth does not require the ECS instance to restart.
Answer: D
NEW QUESTION 39
Alibaba Cloud CloudMonitor is a service that monitors Alibaba Cloud resources and Internet functions currently provided by CloudMonitor? (Number of correct answers: 3)
- A. Cloud service monitoring
- B. Site monitoring
- C. Operation auditing
- D. Custom firewall
- E. Customized monitoring
Answer: A,B,E
Explanation:
https://cloudacademy.com/course/alibaba-security-monitoring-1275/introduction-to-cloud-monitor/#:~:text=Cloud%20Monitor%20is%20a%20service,safeguard%20your%20products%20and%20business.
NEW QUESTION 40
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. True
- B. False
Answer: B
NEW QUESTION 41
Many websites have suffered DDoS attacks of different volumes. Therefore, accurate understanding of DDoS attacks is critical to website security protection. Which of the following statements about DDoS attacks is the MOST accurate?
- A. A DDoS attacks crack the server's logon password by means of a massive number of attempts.
- B. The main purpose of a DDoS attack is to prevent the target server from providing normal services. Currently, the DDoS attack is one of the strongest and most indefensible website attacks.
- C. DDoS attacks primarily target databases.
- D. The purpose of a DDoS attack is to steal confidential information.
Answer: B
NEW QUESTION 42
When using Alibaba Cloud SLB. you can set different weights for backend ECS instances The higher the weight of a backend ECS instance the more load will be assigned to it An SLB instance has 5 ECS instances in the backend server pool, all of which are healthy Among these 5 ECS instances, the weight of ecs_inst1 is set to 100. Which of the following statements is correct?
- A. We do not know the weight settings of the remaining 4 ECS instances, so we cannot tell what would happen
- B. 100% of loads will be assigned to ecs__inst1, and the remaining 4 ECS instances will stay idle
- C. Based on SLB's working mechanism, approximately 20% of loads will be assigned to ecs_inst1
- D. Based on request level parameters of external requests, all requests with a request level parameter of 100 will be transferred to ecs_inst1
Answer: A
NEW QUESTION 43
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) snapshot satisfies the needs of rapid recovery of applications and data.
- B. Utilizing Server Load Balancer (SLB) and ECS instances can improve data reliability.
- C. Elastic Compute Service (ECS) image achieve efficient and convenient deployment.
- 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 Content Delivery Network (CDN) can meet the demands for redundant backup.
Answer: B,D,E
NEW QUESTION 44
An enterprise hosts their servers (include both Linux and Windows servers) in a traditional IDC Every night hackers with IP addresses from many countries try to crack the password of their servers, making the administrator terribly worried about this However because of work requirements the remote management port of these servers must be opened to public network.
The administrator heard that Alibaba Cloud has solutions that can help customers improve the security of their systems Therefore, he/she wants to migrate the system to Alibaba Cloud. Which of the following functions should the administrator activate in Alibaba Cloud to reduce the possibility of brute force password cracking?
- A. CloudMonitor
- B. Security Center
- C. Cloud Firewall
- D. Anti-DDoS Origin Basic Edition
Answer: C
NEW QUESTION 45
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