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NEW QUESTION 124
Huawei Cloud DCS distributed storage report service provides support for RedisfOMemcached database version. Which of the following descriptions about the comparison of Reds and Memcached is wrong?
- A. Memcached is single-core and single-threaded, Redis supports multi-threading, and performance can be improved by increasing the amount of CPU.
- B. The aue value of a single stored object in Memcached cannot exceed 1M. For scenarios exceeding 1M, Redis is recommended.
- C. Memcached does not support persistence of teaching data, Redis can support scenarios that require persistent storage of data.
- D. Memcached is suitable for caching with a simple data structure model, and Redis is suitable for caching farms with complex data structures.
Answer: A
NEW QUESTION 125
Which extension mode does Huawei Cloud DDS document database service not support?
- A. Multiple Shard nodes
- B. Disk expansion in replica set mode.
- C. HA active/standby mode
- D. Multiple Mongos
Answer: C
NEW QUESTION 126
If the database instance of a Huawei Cloud tenant is under an unknown attack, which of the following methods is recommended for the tenant administrator to complete the creation of the database firewall policy?
- A. Risk-based IPS/IDS
- B. Cannot automatically create security policies for existing attacks.
- C. Learning mode
- D. Database firewall
Answer: C
NEW QUESTION 127
PFX is a personal certificate saved in binary format. Generally appear in windows Server.
When a user wants to upload a certificate in this format to a Huawei ELB instance, which of the following operations is correct?
- A. ELB does not support certificates in PFX format. You can only convert them to DER format first. Upload again
- B. The ELB load balance does not support certificates in PFx format. You can only convert them to P7B format first. Upload
- C. ELB does not support certificates in PFX format. It can only be said to be converted into PEM format first. Upload again
- D. Elastic load balancing ELB supports certificates in PFx format. It can be uploaded directly.
Answer: C
NEW QUESTION 128
When a user configures an ECS host in a HUAWEI CLOUD VPC subnet and wants hosts in other subnets under the same VPC to use it as a NAT proxy, but finds that this configuration has not successfully met the requirements, which of the following statement is correct?
- A. Turn off the source/destination IP address check switch of the ECS host.
- B. Add a new network interface bound to the subnet to the NAT proxy host.
- C. Add a network interface bound to the NAT proxy subnet to other hosts.
- D. Need to bind the elastic public IP to all ECS hosts.
Answer: B
NEW QUESTION 129
To create a Tomcat-based web application in ServiceStage, which deployment systems can be selected? (Multiple choice)
- A. Bare metal deployment
- B. Virtual machine deployment
- C. Cloud container instance deployment
- D. Cloud container engine deployment
Answer: A,B,C,D
NEW QUESTION 130
HUAWEI CLOUD CCE cluster does not support automatic expansion and contraction of the master node of the cluster, but only supports automatic expansion and contraction of the Node of the cluster.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 131
When the user uses the Huawei Cloud AOM service. Which of the following Agent plug-ins must be installed?
- A. SMS Agent
- B. IC Agent
- C. DIS Agent
- D. Telescope
Answer: B
NEW QUESTION 132
A company deployed its own e-commerce system using HUAWEI CLOUD services, and stored daily transaction records in HUAWEI CLOUD 0BS, accumulating day by day, taking up a lot of storage space, and more than a year of transactions Records are hardly used any further. Which of the following ways can tenants change the storage type to minimize costs? (Multiple choice)
- A. Automatically convert objects from one year ago to archive storage through the lifecycle management configuration of the 0BS service.
- B. Automatically convert objects from one year ago to low-frequency access storage through the lifecycle management configuration of the 0BS service.
- C. by calling the OBS 's SDK will be a year of object storage type into archival storage.
- D. by calling the OBS 's SDK will be a year of object storage types into low-access memory.
Answer: A,C
NEW QUESTION 133
Deploy the Guestbook application on Servicestage. Guestbook is composed of three container application components: Frontend is the front store component, and the code logic is implemented in Frontend to achieve the following two goals: 1 Reduce the communication between Frontend and redis-maste Possible network loss: 2 can make the primary and backup storage scattered on different nodes, reducing the impact of downtime. Which of the following statement are correct? (Multiple choice)
- A. Affinity deployment of application type to contend and redis-master.
- B. Anti-affinity deployment of application type to contend and redis-master.
- C. Anti-affinity deployment of node types for fredis-master and tredis-slave
- D. Affinity deployment of redis-mastertDredis-slave node type
Answer: A,C
NEW QUESTION 134
During the process of using the Huawei Cloud SMS service to migrate the host, if the user reconnects after the network is interrupted, the previously migrated data also needs to be re-migrated.
- A. True
- B. False
Answer: B
NEW QUESTION 135
Which of the following source database engines does Huawei Cloud DRS support? (Multiple choice)
- A. MongoDB
- B. SQL Server
- C. MySQL
- D. PostgreSQL
Answer: A,B,C,D
NEW QUESTION 136
Which of the following is not a capability of the "Cloud DBA function of a Huawei Cloud RDS instance?"
- A. Database deadlock check
- B. Emergency database restart
- C. Database engine check
- D. Database hardware tuning
Answer: D
NEW QUESTION 137
When the customer uses Huawei Cloud SMS to migrate the host, the source host is the key login, and the target is the host created using the password login method. After the migration is completed, you can use the password to log in to the target host.
- A. True
- B. False
Answer: B
NEW QUESTION 138
Which of the following is not the operating mode of Spark?
- A. Spark on Yarn
- B. Spark on Mesos
- C. Spark on Tez
- D. Local
Answer: C
NEW QUESTION 139
A start-up company is mainly engaged in live broadcast business, and mobile live broadcast is based on the https protocol (HTTP- based streaming media transmission protocol). The video stream is cut into multiple ts small files and transmitted via http, and the live broadcast service is deployed on Huawei Cloud.
To ensure the quality of the live broadcast, which of the following solutions are recommended for tenants?
- A. Store the ts file in the SFS file storage. It is easy to share with customers and configure CDN acceleration at the same time.
- B. The ts file data by courier service to users. Configure CDN acceleration at the same time.
- C. Store the ts file in OBS. Configure CDN acceleration at the same time.
- D. Store the ts file in the local high-speed storage. Configure CDN acceleration at the same time.
Answer: C
NEW QUESTION 140
The combination of hardware and software is the advantage of Huawei Cloud Services compared to other cloud service providers. Which of the following hardware that provides computing power is an ARM-based CPU chip?
- A. Kunpeng920 server chip
- B. Hi1822 Intelligent Converged Network Chip
- C. Ascend910 artificial intelligence chip
- D. Ascend310 artificial intelligence chip
Answer: A
NEW QUESTION 141
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