A. True
B. False
A. You can choose components freely according to the needs of the service, don't have to worry about dependency conflicts, microservices manage their own data
B. Increased failure probability, difficulty in monitoring and tracking, high call frequency, call chain length, increased uncontrollable factors under cross-VM and VAN communication
C. Data is no longer centrally managed and distributed to various microservices. Conventional transaction management cannot cross service boundaries.
D. It is easy to realize automated testing, with clear test cases, clear external dependencies, and easy access to pre-defined AP
A. No need to develop from scratch, just do simple packaging, saving manpower
B. Model Arts presets a large number of optimized model algorithms, which can be used directly
C. Hash resources are used on demand, no need to build a computer room by yourself
D. Users can directly modify the Model Arts source code
A. Cross-Region Disaster Recovery
B. Cross-AZ three-node architecture (financial version)
C. Cross-AZ active/standby architecture
D. Same as AZ active/standby architecture
A. Fault-tolerant design of system failure
B. Safe design
C. Scalability and automatic scaling design
D. Loosely coupled and stateless design
E. API interface design
A. Compatible with Oracle protocol
B. The cluster is highly available and can automatically recover from failures in seconds
C. Can withstand PB-level data volume, millions-level concurrency, ten times that of a single-machine database connection
D. Uninterrupted business, automatic horizontal splitting and smooth expansion
E. Compatible with MySQL protocol
A. RDS: Relational Database Service
B. DCS: Distributed Cache Service
C. DMS: Distributed Message Service
D. DDM: Distributed database service
A. HTTPS
B. FTP
C. SSH
D. HTTP
A. Through cloud monitoring, it is judged that there is a problem of excessive network throughput during the period of slow query response
B. Use the slow query log to determine which SQL statements caused the problem during the slow query response period
C. Use cloud monitoring to determine which SQL statements caused the problem during the slow query response period
D. After discovering slow SQL, judge whether the SQL statement writing and execution plan need to be optimized
A. High data security
B. Low cost of use
C. High recognition accuracy
D. High recognition efficiency
A. Lack of data support for business decisions
B. Poor user experience
C. Responding to the high risk of business surges
D. Security is difficult to guarantee
