Question 1

Which of the following is NOT the main business type of cloud computing?

Options :

A : Fast-growing applications

B : Closed applications

C : The application of sudden increase in demand

D : Intermittent applications

Answer: B

Question 2

Which of the following database services provides secure, stable, and high-performance distributed time series?

Options :

A : CynosDB

B : TcaplusDB

C : TDSQL

D : CTSDB

Answer: D

Question 3

Which of the following statements about dedicated hosts and ordinary cloud servers are INCORRECT? (3 correct answers)

Options :

A : Security is different: Dedicated hosts use more advanced security capabilities

B : The charging mode is different: Dedicated hosts are charged according to the granularity of hosts and ordinary cloud servers per CVM Instance granularity charge

C : Dedicated hosts cannot communicate with ordinary cloud servers

D : Performance is different: The dedicated host computer is owned by a single user and ordinary CVM For multi-tenants to share the resources of a physical machine

Answer: A,B,D

Question 4

Server hosting rooms are distributed in multiple locations around the world. Which of the following statements about region and availability zones are CORRECT? (3 correct answers)

Options :

A : Cloud resources in the same region can be interconnected through the intranet

B : The resources of different accounts are isolated from each other by default in the intranet

C : Different regions are completely isolated and cannot communicate with each other

D : Once the instance zone is selected, it cannot be modified

Answer: A,B,D

Question 5

Both system disks and data disks are available to users on Tencent Cloud. Which of the following statements about system disks and data disks is true?

Options :

A : A data disk can be quickly created through an image.

B : A system disk is a cloud disk that is created by using a snapshot. It stores the operating system of the CVM instance.

C : A data disk is used to store user data, including the operating system.

D : A system disk is used to store a collection of systems that control and schedule the CVM instance. It is manipulated through images.

Answer: D