Tencent Cloud SysOps Associate Exam Preparation Resources

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Tencent Cloud SysOps Associate exam is one for Tencent Cloud product Ops personnel. Learning Tencent Cloud SysOps Associate exam information is a required step. There are 60 multiple choice + 20 multiple select questions in real Tencent Cloud SysOps Associate exam, and you have 90 minutes to answer all the questions. The required passing score is 70 points. We provide the latest Tencent Cloud SysOps Associate exam preparation resources, which are useful in your preparation. Free Tencent Cloud SysOps Associate exam preparation resources are available below.

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1. Suppose that a TencentDB for SQL Server instance uses the High IO model as the basic hardware device, is deployed in the dual-server high-availability architecture, has a genuine Microsoft license, and is billed in monthly subscription (prepaid) mode, which of the following fees will be charged?

Network fee

Memory fee

Storage fee

CPU fee

2. You can create alarms to stay on top of changes to the status of certain services. The specific metrics will be monitored in a certain period of time, and alarms will be sent at the specified intervals based on the given threshold.

Which of the following does an alarm consist of?

Alarm object (for which object to send alarms)

Alarm receipt method (how alarms will be received)

Alarm trigger (under what conditions to send alarms)

Alarm recipient group (who will receive alarms)

3. A user has deployed a Linux CVM instance in a Tencent Cloud VPC, configured it with a public IP, and enabled it properly. The user now wants to use another Linux server to log in to it over the SSH protocol.

Which of the following ports should be opened when the user configures the corresponding security group and ACL?

3389

4. Which of the following are generally causes of the problem where a TencentDB for MySQL instance fails to provide service normally as max_connections (number of connections) reaches the upper limit?

A connection has been executed for too long and exclusively used the TencentDB for MySQL resources, which blocks a large number of access requests.

The business traffic is too low.

The number of access requests from the frontend is far beyond what can be processed by the instance.

A business program bug causes too many null sessions.

5. Which of the following statements is wrong about an auto scaling group?

The lower limit can be set to ensure the scaling group performance.

The number of instances in a scaling group cannot be adjusted online. You can modify it only after stopping the business.

Scaling can be triggered at the scheduled time or by alarms.

The upper limit can be set to restrict the resources used by the scaling group.

6. Which of the following statements is true about the current privileges of the "sa" account in TencentDB for SQL Server?

In Tencent Cloud, the "sa" account has the same privileges as a general account does.

The privileges of the "sa" account are the same as the local privileges.

The "sa" account is not provided in Tencent Cloud by default.

The "sa" account cannot delete databases.

7. Which of the following statements is wrong about VPC, subnet, and route table?

A route table needs to be managed for each subnet.

A route table is used to control the outbound traffic destination of the subnets in a VP

A user can create multiple subnets at the same time.

A VPC can have only one subnet.

8. You purchased a CDH instance to sustain your business but found that it could not be directly used after the purchase.

Which of the following might be the cause?

You need to contact the customer service to initialize the CDH instance after purchasing it.

You need to mount a cloud disk to the CDH instance first before you can start the system.

You can use the CDH instance after waiting 24 hours after purchase.

You need to create a dedicated CVM instance on the CDH instance first before you can use it.

9. 3.0.0/16

Then, for which of the following end users will a 403 page be returned?

1.1.1.1

2.2.3.2

3.3.3.3

2?.2.2.2

10. Which of the following is the basic unit of storage in Tencent Cloud COS?

Object

Bucket

Unique address

File

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11. Which of the following correctly lists the order of the steps involved in configuring Auto Scaling?

a. Create the launch configuration

b. Create a scaling group

c. Create a scheduled task

d. Create an alarm triggering policy

b-a-d-c

a?-b-c-d

a-c-b-d

b-a-c-d

12. Your organization has many resources in Tencent Cloud, and you want developers/testers to be able to read and write only the Tencent Cloud resources related to the development/testing environments where they are in.

Which of the following Tencent Cloud services should be used to meet this need?

CVM management

Network ACL

CAM

Security group

13. Which of the following statements is wrong about route table creation and configuration in Tencent Cloud?

Routing rules divide into default ones and custom ones.

Each route table can be associated with multiple subnets only in the same VPC, and each subnet can be associated with only one route table.

After a VPC is created, the system will create a default route table, with which all new subnets will be associated.

You need to define four parameters for a routing rule: target, next hop parameter, next hop type, and next hop I

14. During network ACL configuration, all source IPs need to be allowed to access all ports of the CVM instance, while the servers whose source IPs are within the 192.168.200.11/24 IP range need to be rejected to access port 80 over HTTP.

How do you configure this?

Protocol Type: HTTP, Port: 80, Source IP: 192.168.200.11/24, Policy: Reject. Protocol Type: ALL, Port: ALL, Source IP: 0.0.0.0/0, Policy: Allow.

Protocol Type: HTTP, Port: 80, Source IP: 192.168.200.0/24, Policy: Allow. Protocol Type: HTTP, Port: 80, Source IP: 192.168.200.11/24, Policy: Reject. Protocol Type: ALL, Port: ALL, Source IP: 0.0.0.0/0, Policy: Allow.

Protocol Type: ALL, Port: ALL, Source IP: 0.0.0.0/0, Policy: Allow. Protocol Type: HTTP, Port: 80, Source IP: 192.168.200.11/24, Policy: Reject.

Protocol Type: ALL, Port: ALL, Source IP: 0.0.0.0/0, Policy: Allow. Protocol Type: HTTP, Port: 80, Source IP: 192.168.200.0/24, Policy: Allow. Protocol Type: HTTP, Port: 80, Source IP: 192.168.200.11/24, Policy: Reject.

15. After purchasing a CVM instance, an enterprise needs to monitor its metrics.

Which of the following might be the reasons why there is no CVM monitoring data in CM?

A user performs the following OPS operations on the CVM instance in the console or on the command line: restart, CVM instance upgrade, reinstallation, and image production.

The internal DNS configuration is incorrect on the CVM instance.

The monitoring agent has not been installed.

The CVM instance has a high load.

16. Which of the following statements is true about the VPC IP address space?

After a VPC is created, its IP address space cannot be adjusted.

A VPC provides an unlimited IP address space by default.

After a VPC is created, its IP address space can be adjusted in the console.

To adjust the VPC IP address space, you need to submit a ticket.

17. Which of the following statements is true about a secondary ENI?

It cannot be unbound.

It is an ENI created by the user.

It is an ENI created automatically when a CVM instance is created.

It cannot be bound.

18. You want to deploy a read-only TencentDB for MySQL database to improve the read/write capabilities, but the button of adding a read-only instance is grayed out.

Which of the following might be the cause?

The TencentDB for MySQL instance specification does not meet the prerequisites for adding a read-only instance.

You have no permission to add a read-only instance.

This feature is not enabled in the current A

This feature is not enabled in the current region.

19. You have deployed some new Tencent Cloud CVM instances and do not want them to directly connect to the public network, but you need them to access the internet.

Which of the following schemes should you use?

Use VPN to access CV

Purchase NAT Gateway to access the internet.

Purchase Anti-DDoS Pro to protect the security.

Activate Direct Connect between Tencent Cloud and the organization for which these CVM instances are deployed.

20. You plan to use the Tencent Cloud DTS service to migrate your local databases to Tencent Cloud.

Which of the following databases can be migrated to Tencent Cloud through DTS?

Redis

DB2

MySQL

Oracle

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21. User A uploaded image resource 1.jpg to COS, got the accessible link http://test-1250000000.cosgz.myqcloud.com/1.jpg, and embedded the image in their own website http://a.com/a.html, which can be accessed normally. User B saw the image on a.com and embedded the link to 1.jpg in their own website http://b.com/b.html, which can also properly display the image. In the above case, the link to user A's image resource 1.jpg was misappropriated by user B. As the resource in COS was normally used by user B's website without being known by user A, user A bore additional traffic fees and suffered an economic loss.

Which of the following settings can implement hotlink protection?

Enable the blocklist, add *.b.com to the domain name list, and save the change for it to take effect.

Enable the allowlist, add a.com/* .jpg to the domain name list, and save the change for it to take effect.

Enable allowlist and blocklist at the same time.

Enable the blocklist, add *.a.com to the domain name list, and save the change for it to take effect.

22. If user A is prohibited from accessing a bucket in the user policy, and the bucket is public read/write and has no other policies, can user A access the bucket?

The user can access the bucket anonymously.

The user cannot access the bucket.

The user cannot use a temporary key to access the bucket.

The user can access the bucket with a signature.

23. Which of the following database high availability scheme is currently used by TencentDB for SQL Server by default?

SQL Server AlwaysOn

SQL cluster

Windows cluster

SQL image

24. CLB divides into CLB instances and classic CLB instances.

Which of the following statements is true about the two types of CLB instances?

A frontend port in one classic CLB instance can point to multiple types of protocols.

A frontend port in one CLB instance can point to multiple types of protocols.

A frontend port in one CLB instance can point to multiple backend ports.

A frontend port in one classic CLB instance can point to multiple backend ports.

25. A bucket provides two access permissions by default: public read/private write and private read/write.

Which of the following is a characteristic of the private read/write permission?

Only the bucket creator can read/write the bucket.

All users can read the bucket.

All users can write the bucket.

All users can read/write the bucket.

26. Which of the following is the correct process of creating an instance through custom configuration in Tencent Cloud?

Select the region and model > select the storage and network > select the image > set the information (such as server name, login method, and security group) > make the payment.

Select the region and model > select the image > set the information (such as server name, login method, and security group) > select the storage and network > make the payment.

Select the region and model > select the image > select the storage and network > set the information (such as server name, login method, and security group) > make the payment.

Select the image > select the region and model > select the storage and network > set the information (such as server name, login method, and security group) > make the payment.

27. Cloud computing provides services in various forms; for example, it can be offered to consumers as an application running on the cloud computing infrastructure, which consumers can access through a thin client on various devices such as web-based email service in a browser. This eliminates consumers' need to manage or control any cloud computing infrastructure components including network, server, operating system, storage, and even independent applications, but only requires a limited amount of special configuration on the application.

Which of the following is the name of this service form?

Software as a service (SaaS)

Data as a service (DaaS)

Infrastructure as a service (IaaS)

Platform as a service (PaaS)

28. A user wants subsequent requests from the client to be assigned to the same server. To meet the requirements of the user's specified application server and maintain the continuity of client sessions, which of the following CLB algorithms can be used?

Weighted least-connection algorithm

Weighted round-robin algorithm

Weighted most-connection algorithm

Source hashing scheduling algorithm

29. To bind an EIP that has already been bound to a Tencent Cloud CVM instance to another instance, which of the following operations should you perform?

Enter the EIP management page and bind the EIP to the specified CVM instance.

Enter the CVM instance management page, find the ENI bound to the EIP, and connect the ENI to the specified CVM instance.

Enter the EIP management page, unbind the EIP, and bind it to another CVM instance.

Apply for an ENI for the target CVM instance, bind the ENI to the EIP, and mount the ENI to another CVM instance.

30. Which of the following might be the causes of failures to add CVM instances during use of AS?

The scaling group has an exception.

The resources defined in the configuration have been sold out.

The number of purchasable CVM instances is insufficient.

The launch configuration is invalid.

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31. How do you detect the connectivity of TencentDB for Redis?

Telnet TencentDB for Redis over the private network.

Ping TencentDB for Redis over the public network.

Ping TencentDB for Redis over the private network.

Telnet TencentDB for Redis over the public network.

32. Which of the following troubleshooting methods can be used if a website cannot be visited after being connected to CDN?

Check whether the CDN status of the connected domain name is "disabled".

Check whether the origin server can be accessed normally.

Check whether the CNAME record has been bound at the DNS provider.

Check whether the CNAME resolution of the connected domain name has taken effect.

33. You have successfully connected a domain name in the CDN Console, and the Tencent Cloud system assigns an address abc.cdn.dnsv1.com to you. To allow your users to access through a domain name meeting your brand image, which of the following records should you configure in DNS?

A record

S?PF record

A CNAME record

M?X record

34. If you want to get the DDoS attack peak traffic and number of CC attack requests in a past period of time, in which of the following Tencent Cloud services can this need be met?

Anti-DDoS

Tianyu

CWP

35. A CLB instance is configured with the public domain name www.qcloudtest.com. When the same user accesses this domain name, in which of the following cases will all the requests be assigned to the same real server?

The session persistence feature is disabled, and the weighted round-robin scheduling algorithm is selected.

The session persistence feature is enabled.

The session persistence feature is disabled, and the weighted least-connection scheduling algorithm is selected.

The session persistence feature is disabled, and the source hashing scheduling algorithm (ip_hash) is selected.

36. Currently, which of the following ports are supported by Tencent Cloud CDN?

443

8080

8000

Tencent Cloud SysOps Associate Exam Preparation Resources

Tencent Cloud SysOps Associate Exam Preparation Resources

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