Рет қаралды 707
ACA System Operator Certification Exam Question
--------------------------------------------------------------------------------
Answer:
1 B.Planned outage in Alibaba Cloud data center.
2 D.Traffic load balancing
3 A.CEN
4 C.Updae the system user password immediately for the ECS instance, and enable the security group firewall to allow only authorized IP addresses to connect to the ECS instance.
5.A.DMS
6.B.Database
7.B.DBS
8.
9.B.Use the SAG (Smart Access Gateway)
10.A.CloudMonitor must be independently purchased for activation
11.A.Free
12.C.The user can create an MySQL database running on top of an ECS instance.
13.C.AppServer authorizes resource operation permissions using RAM permission management, then add all the mobile devise into RAM user group.
14.A.Acount Management- Access Management- Permission Management - Network infrastructure design - Security and Compliance- O&M Automaton- Cost control
15.B.RAM
16.A.terraform init
17.A.HTTP 200 is returned tand the MD5 check passed, indicating that the object is successfully stored.
18.C.Buy a large ECS instance and deploy all your applications there.
19.A.Deploy the database on Relational Database Service (RDS) instead of Elastic Computer Service (ECS). Choose multi-zone HA edition for RDS instance creation.
20.A.DNS Global Traffic Manager
21.C.Alibaba Cloud DNS Global Traffic Manager (GTM) allow you to balance concurrent traffic access multiple regions and switch traffic when failures occur in one region.
22.B.200 OK
23.C.Virtual Kubelet
24.A.Register a Alibaba Cloud account.
25.B.Deployments are only accessible from the internet if you also create a corresponding service.
26.A.Migrate your Kubernetes system to Alibaba Cloud Container Service for Kubernetes (ACK) to benefit cross-zone availability and disaster recovery capability.
27.A.True
28.B.False
29.B.False
30.A.True
32.B.False
33.B.False
34.A.True
35.A.True
36.A.True
37.B.False
38.A.True
39.A.True
40.A.True
41.A.Terraform format. + B.JSON format
42.
A.Cross region disaster recovery.
B.Different network domain has different administration privilege and responsibilities.
D.Shared service between different Bus or branches.
43.
C.Automatically replace unhealthy Pods in a Deployment
D.Manage the number of running replicas in a Deployment.
44.
A.Private image
B.Custom image
D.Public image
E.Marketplace image
45.
A.DBS can backup on-premise database data to Alibaba Cloud as a hot backup scenario.
B.Setup one-way replication form the on-premise database to Alibaba by using DTS (Data Transmisson Service) as the hot backup scenario.
D.Using the DBS, DTS (Data Transmission Service), DMS (Data Management Service) and DAS (Data Autonomy Service) to build the unified management scenario for database disaster recovery on Alibaba Cloud.
46.
E.AnalyticDB for MySQL
F.AnalyticDB for PostgreSQL.
47.
A.CDN
B.WAF
C.Server Load Balancer
48.
A.You can identify security issues that are affecting your account.
B.If an ECS instance is unexpectedly stopped, you can review the ActionTrail logs to learn who initiated the operation.
C.If you have multiple RAM users under your master account, you can use ActionTrail to audit the operations of RAM users.
49.
A.Alibaba Cloud Relational Database Service (RDS)
B.Alibaba Cloud Container Service for Kubernetes (ACD) cluster
C.Server Load Balacer
50.
A. Site monitoring
B.Cloud products monitoring
C.Custom monitoring
D.Alerting