A User Is Launching an EC2 Instance in the US

question 67

Multiple Choice

A user is launching an EC2 instance in the US East region. Which of the below mentioned options is recommended by AWS with respect to the selection of the availability zone?

• A) Always select the US-East-1-a zone for HA
• B) Do not select the AZ; instead let AWS select the AZ
• C) The user can never select the availability zone while launching an instance
• D) Always select the AZ while launching an instance

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Definitions:

Benzene Sulfonic Acid

A compound with a sulfonic acid group attached to a benzene ring, used in the production of detergents.

Dibromobenzene

Dibromobenzene refers to any of the compounds containing a benzene ring substituted with two bromine atoms, known in three isomeric forms.

Intermediate Carbocation

A positively charged carbon species that appears as a transient structure during some chemical reactions.

Aromatic

Refers to compounds that have a special stability due to the structure of alternating double and single bonds forming rings.