A Company Uses Alibaba Cloud SLB and Auto Scaling at the Same

question 53

Multiple Choice

A company uses Alibaba Cloud SLB and Auto Scaling at the same time, hoping this combination can help save O&M cost and provide a stable and reliable system. However, because they do not have relevant experience, the company's engineers listed some precautions based on their understanding, and turned the list to you for advice. As an expert of Alibaba Cloud, you tell them only _______________ is correct.

• A) SLB instances must have Health Check enabled, or they cannot be used together with Auto Scaling
• B) All ECS instances under the same SLB instance must be running on the same operating system
• C) All backend servers under the same SLB instance must be in the same Scaling Group
• D) All backend servers under the same SLB instance must have the same configuration

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Definitions:

Directive-assertive

A communication style characterized by direct expressions of needs and wants, often with the expectation of compliance from others.

Passive

A state of acceptance or non-resistance to external events or situations, often implying a lack of active response.

Aggressive

Characterized by or resulting from a forceful and sometimes overly assertive pursuit of one's goals.

Johari Window

A psychological tool that helps individuals understand their relationship with themselves and others by categorizing known and unknown aspects of their personality.