Your company provides a mobile voting application for a popular TV show, and 5 to 25 million viewers all vote in a 15-second timespan. What mechanism can you use to decouple the voting application from your back-end services that tally the votes?
A. AWS CloudTrail
B. Amazon Simple Queue Service (Amazon SQS)
C. Amazon Redshift
D. Amazon Simple Notification Service (Amazon SNS)
Answer: B. Amazon Simple Queue Service (Amazon SQS)
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In the accompanying figure, item 9 is pointing to a ____.
A. dialog box B. notification area C. desktop icons D. pinned items
A Short Text data type field can store up to ________ characters
A) 256 B) 244 C) 326 D) 255
Identify the correct formula to calculate the cumulative interest paid on a mortgage loan for the second year of the loan (periods 13-24, where rate is 9%, nper is 5, and present value is $250,000
A) =CUMIPMT(.09/12, 30/12,-250000,24,13,0 ) B) =CUMIPMT(.09*12, 30/12,-250000,13,24,0 ) C) =-CUMIPMT(.09/12, 5*12, 250000,13,24,0 ) D) =CUMIPMT(.09/12, 5*12, 250000,24,13,0 )
_____ refers to a computing environment where software and storage are provided as an Internet service and accessed with a Web browser.
A. Grid computing
B. Distributed computing
C. Utility computing
D. Cloud computing