Pass the Huawei Certification H13-831_V2.0 Questions and answers with ExamsMirror

Cost of using resources on demand

Labor cost of platform maintenance

Virtualization software license fee

Computer room air conditioning and refrigeration cost

The VPN connection uses IKE and IPsec protocols to encrypt the transmitted data to ensure that the data is safe and reliable

IP addresses on and off the cloud cannot be rushed

Users can access different HUAWEI CLOUD access points through multiple lines (different carriers) to achieve multi-link mutual backup and ensure high reliability

VPN can realize offline single data center or multi-data center interconnection with the cloud and the customer-side IP address needs to be a fixed IP

address

You can use CTS to view the sub-account to which the deletion occurs

You can use the container security service CGS to prevent accidental deletion of the server where the container application is located

You can use enterprise host security HSS to prevent accidental deletion of servers

In order to avoid this situation, you can limit and authorize cross-account resources

HDFS

Yarn

MapReduce

Spark

Referer check: The referer field value carried by the request URL is empty, The CDN node returned an HTTP 403 error

Encryption string verification, after the time verification is passeD. the f string is constructed in sstring mode. Then, use the md5 algorithm to calculate the HashValue and compare it with the md5hash brought by the user request. If the result is consistent, the authentication is passed and the file is returneD. otherwise the authentication failure will return an HTTP 403 error

Authentication parameters: whether to carry authentication parameters. If you do not carry authentication parameters, the request is considered invalid and an HTTP403 error is returned

Time verification: determine whether the current time of the system is within the interval. Beyond this interval, the expiration is considered invalid and HTTP 403 is returned Will Wu

To configure ELB access logs, you need to associate both a log group and a log topic

For the log management of the web server, you need to enter the corresponding log stream, according to the "host access, log access, and new road."

Diameter" for configuration

To implement log management, you need to create a log group and then create a log stream

Resource monitoring needs to set resource groups first, and then set alarm rules, and the cloud server must set alarm rules separately

For log collection of the cloud server, you need to install lCA gent

Instance isolation: Users of the CDM service can only use the instance created by themselves, and the instance is isolated from each other and cannot be accessed by each other

No intermediate storage: During the data migration process, CDM only handles data mapping and transformation, and does not store any user data or fragments

System hardening: The operating system of the CDM instance has special security hardening, and the attacker cannot access the CDM from the Internet

The operating system of the instance

Key encryption: Users create keys for various data sources entered by connections on CDM, and CDM uses strong encryption to store them in the CDM database

Hue

Hive

Kafka

Flume

Computing resources are idle, and resources are wasted

Access is complex and joint query of multiple data sources is difficult

Through data analysis, game placement can be guided and product experience can be improved

Different roles in different departments are only allowed to see data with corresponding permissions

True

False