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Alibaba Cloud ACP-Cloud1 Dumps

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Total 70 questions

ACP Cloud Computing Certification Questions and Answers

Question 1

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?

Options:

A.

The purpose of a DDoS attack is to steal confidential information.

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.

A DDoS attacks crack the server's logon password by means of a massive number of attempts.

D.

DDoS attacks primarily target databases.

Question 2

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.

Options:

A.

True

B.

False

Question 3

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

Options:

A.

True

B.

False

Question 4

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).

Options:

A.

True

B.

False

Question 5

You have created two Alibaba Cloud VPCs in two different regions To establish communication between these two VPCs via the Intranet, you can________.

Options:

A.

Use the VRouter to create a new route table to enable the communication

B.

Use CEN to establish communication between VPCs

C.

Create a new access rule through the Security Group to enable the communication

D.

No operation is needed, as VPCs under the same account are connected through the Intranet by default

Question 6

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?

Options:

A.

Upgrade the bandwidth of the ECS instance

B.

None of the above

C.

Upgrade the CPU and memory of the ECS ins

D.

Add a disk to the ECS instance

Question 7

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?

Options:

A.

The data can be imported via the Intranet

B.

The data cannot be migrated.

C.

The data can be imported via the public network.

D.

The data can be imported by running mysqldump.

Question 8

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.

Options:

A.

True

B.

False

Question 9

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.

Options:

A.

True

B.

False

Question 10

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?

Options:

A.

Cloud Firewall

B.

Anti-DDoS Origin Basic Edition

C.

CloudMonitor

D.

Security Center

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Total 70 questions