A Developer Is Writing Transactions into a DynamoDB Table Called

question 371

Multiple Choice

A Developer is writing transactions into a DynamoDB table called "SystemUpdates" that has 5 write capacity units. Which option has the highest read throughput?

• A) Eventually consistent reads of 5 read capacity units reading items that are 4 KB in size
• B) Strongly consistent reads of 5 read capacity units reading items that are 4 KB in size
• C) Eventually consistent reads of 15 read capacity units reading items that are 1 KB in size
• D) Strongly consistent reads of 15 read capacity units reading items that are 1 KB in size

---

Definitions:

Universal Instantiation

A logical rule of inference that allows for the deduction of specific instances from a universally quantified statement.

Existential Instantiation

A logical principle where from a general statement, one can infer the existence of at least one particular instance.

Universal Generalization

Universal generalization is a logical principle that allows one to infer that something is true for all members of a class from its being true for every observed member.

Quantifier Negation

The process of negating the quantifier in a logical expression, changing its scope or applying negation to the predicate instead.