Question 361
Someone has recommended a new client to you and you know he is into online gaming and you are almost certain he will want to set up an online gaming site which will require a database service that provides fast and predictable performance with seamless scalability.
Which of the following AWS databases would be best suited to an online gaming site?
A. Amazon SimpleDB
B. Amazon DynamoDB
C. Amazon Redshift
D. Amazon ElastiCache
Question 362
In DynamoDB, "The data is eventually consistent" means that__________.
A. a read request immediately after a write operation might not show the latest change.
B. a read request immediately after a write operation shows the latest change.
C. a write request immediately after a read operation might cause data loss.
D. a read request immediately after a write operation might cause data loss.
Question 363
____________pricing offers significant savings over the normal price of DynamoDB provisioned throughput capacity.
A. Discount Voucher
B. Reserved Capacity
C. Discount Service
D. Reserved Point
Question 364
In DynamoDB, which of the following operations is not possible by the console?
A. Updating an item
B. Copying an item
C. Blocking an item
D. Deleting an item
Question 365
In order for a table write to succeed, the provisioned throughput settings for the table and global secondary indexes, in DynamoDB, must have__________; otherwise, the write to the table will be throttled.
A. enough write capacity to accommodate the write
B. no additional write cost for the index
C. 100 bytes of overhead per index item
D. the size less than or equal to 1 KB
Question 366
In DynamoDB, to get a detailed listing of secondary indexes on a table, you can use the ______ action.
A. BatchGetItem
B. TableName
C. DescribeTable
D. GetItem
Question 367
In regard to DynamoDB, for which one of the following parameters does Amazon not charge you?
A. Storage cost
B. I/O usage within the same Region
C. Cost per provisioned read units
D. Cost per provisioned write units
Question 368
Complete this statement: "When you load your table directly from an Amazon_____ table, you have the option to control the amount of provisioned throughput you consume.
"
A. RDS
B. DataPipeline
C. DynamoDB
D. S3
Question 369
Which of the following does Amazon DynamoDB perform?
A. Atomic increment or decrement on scalar values
B. Neither increment nor decrement operations
C. Only increment on vector values
D. Only atomic decrement operations
Question 370
A Provisioned IOPS volume must be at least __________ GB in size:
A. 20
B. 10
C. 50
D. 1
