Question
a.
Traditional data warehousing uses slow-changing tables.
b.
Real-time data warehousing processes data when it is generated.
c.
Traditional data warehousing has faster arrival rates of data.
d.
Real-time data warehousing relies on disk-based storage.
Posted under Big Data Computing
Engage with the Community - Add Your Comment
Confused About the Answer? Ask for Details Here.
Know the Explanation? Add it Here.
Q. What is the primary difference between traditional data warehousing and real-time data warehousing?
Similar Questions
Discover Related MCQs
Q. Which type of data sources are commonly involved in stream-based joins for real-time data warehousing?
View solution
Q. What is the primary objective of the MESHJOIN algorithm?
View solution
Q. In MESHJOIN, what serves as the build input for the hash join?
View solution
Q. How does MESHJOIN handle the loading of disk-based relation segments?
View solution
Q. What constraint ensures that a stream tuple in MESHJOIN is matched against the entire disk relation before expiring?
View solution
Q. What is the key optimization in the MESHJOIN algorithm?
View solution
Q. What is the main advantage of the MESHJOIN algorithm in terms of stream processing?
View solution
Q. What issue does MESHJOIN face with regard to the access rate of disk pages?
View solution
Q. How does the MESHJOIN algorithm handle intermittent or low arrival rate input streams?
View solution
Q. What is the main disadvantage of the index nested loop join (INLJ) approach when joining stream S with disk-based relation R?
View solution
Q. What is the key component used in the HYBRIDJOIN algorithm to store the values for join attributes?
View solution
Q. What extra feature does the HYBRIDJOIN queue implement compared to the queue in MESHJOIN?
View solution
Q. How does the hash table in HYBRIDJOIN help in matching disk pages with stream tuples?
View solution
Q. What is the role of the stream buffer in HYBRIDJOIN?
View solution
Q. How does HYBRIDJOIN handle disk invocations compared to MESHJOIN?
View solution
Q. What is the key parameter used to initialize the value of "w" in the HYBRIDJOIN algorithm?
View solution
Q. What is the purpose of the inner loop in the HYBRIDJOIN algorithm?
View solution
Q. What action does the algorithm take when it finds a match between a disk tuple and a stream tuple in HYBRIDJOIN?
View solution
Q. . What is the asymptotic runtime of HYBRIDJOIN compared to MESHJOIN?
View solution
Q. What factor dominates the cost of MESHJOIN and HYBRIDJOIN?
View solution
Suggested Topics
Are you eager to expand your knowledge beyond Big Data Computing? We've curated a selection of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!
