A. DynamoDBuses optimistic concurrency control
B. DynamoDBuses a pessimistic locking model
C. DynamoDBrestricts item access during reads
D. DynamoDBrestricts item access during writes
E. DynamoDBuses conditional writes for consistency
Answer: A,E
Tuesday 7 March 2017
AWS Certified Developer Associate Exam Question NO : 17 | Amazondumps.us
Which statements about DynamoDBare true? Choose 2 answers
A. DynamoDBuses optimistic concurrency control
B. DynamoDBuses a pessimistic locking model
C. DynamoDBrestricts item access during reads
D. DynamoDBrestricts item access during writes
E. DynamoDBuses conditional writes for consistency
Answer: A,E
A. DynamoDBuses optimistic concurrency control
B. DynamoDBuses a pessimistic locking model
C. DynamoDBrestricts item access during reads
D. DynamoDBrestricts item access during writes
E. DynamoDBuses conditional writes for consistency
Answer: A,E
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