A New Website Will Run on Amazon EC2 Instances Behind

question 21

Multiple Choice

A new website will run on Amazon EC2 instances behind an Application Load Balancer. Amazon Route 53 will be used to manage DNS records. What type of record should be set in Route 53 to point the website's apex domain name (for example, "company.com") to the Application Load Balancer?

• A) CNAME
• B) SOA
• C) TXT
• D) ALIAS

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Definitions:

Phenotypic Ratio

The proportional relationship between the different phenotypes (observable traits) produced by a genetic cross, often expressed in simplest whole numbers.

Heterozygous

Having two different alleles for a specific gene, one inherited from each parent.

Dominant

Relating to a trait that is expressed in an organism's phenotype, even when only one copy of the gene for that trait is present.

Genotype

The genotype is the genetic makeup of an organism, comprising all the DNA sequences that determine its inherited traits.