DBS-C01 · Question #327
DBS-C01 Question #327: Real Exam Question with Answer & Explanation
Sign in or unlock DBS-C01 to reveal the answer and full explanation for question #327. The question stem and answer options stay visible for context.
Question
A company hosts an online gaming application on AWS. A single Amazon DynamoDB table contains one item for each registered user. The partition key for each item is the user's ID. A daily report generator computes the sum totals of two well-known attributes for all items in the table that contain a dimension attribute. As the number of users grows, the report generator takes more time to generate the report. Which combination of steps will minimize the time it takes to generate the report? (Choose two.)
Options
- ACreate a global secondary index (GSI) that uses the user ID as the partition key and the
- BCreate a local secondary index (LSI) that uses the user ID as the partition key and the dimension
- CModify the report generator to query the index instead of the table.
- DModify the report generator to scan the index instead of the table.
- EModify the report generator to call the BatchGetItem operation.
Unlock DBS-C01 to see the answer
You've previewed enough free DBS-C01 questions. Unlock DBS-C01 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.