A Developer Is Building a New Application That Uses an Amazon

question 187

Multiple Choice

A developer is building a new application that uses an Amazon DynamoDB table. The specification states that all items that are older than 48 hours must be removed. Which solution will meet this requirement?

• A) Create a new attribute that has the Number data type. Add a local secondary index (LSI) for this attribute, and enable TTL with an expiration of 48 hours. In the application code, set the value of this attribute to the current timestamp for each new item that is being inserted.
• B) Create a new attribute that has the String data type. Add a local secondary index (LSI) for this attribute, and enable TTL with an expiration of 48 hours. In the application code, set the value of this attribute to the current timestamp for each new item that is being inserted.
• C) Create a new attribute that has the Number data type. Enable TTL on the DynamoDB table for this attribute. In the application code, set the value of this attribute to the current timestamp plus 48 hours for each new item that is being inserted.
• D) Create a new attribute that has the String data type. Enable TTL on the DynamoDB table for this attribute. In the application code, set the value of this attribute to the current timestamp plus 48 hours for each new item that is being inserted.

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Definitions:

Initial Disclosures

Mandatory, early sharing of non-privileged information relevant to a case, required by the court to facilitate a fair and efficient legal process.

Reasonable Expenses

Costs that are deemed necessary and prudent under certain circumstances, often evaluated in legal or financial contexts.

Discovery Plan

A plan formed by the attorneys litigating a lawsuit on behalf of their clients that indicates the types of information that will be disclosed by each party to the other prior to trial, the testimony, and evidence that each party will or may introduce at trial, and the general schedule for pretrial disclosures and events.

Pretrial Disclosures

Information exchanged between parties before trial, including evidence and witness lists, pursuant to legal procedures.