In the linked implementation, under what circumstances could the head and tail references be equal?
What will be an ideal response?
The head and rear references are equal when the list is empty or when it contains one element.
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A DDBMS may be classified as homogeneous or heterogeneous. Compare and contrast these two types of distributed systems.
What will be an ideal response?
?A ____ chart compares categories of data to one another.
A. ?line B. ?column C. ?pie D. ?scatter
Add-on programs for a variety of mobile devices, including smartphones and tablets.
A. QR codes B. mobile apps C. clouds D. utilities
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)