Database Fundamentals
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Question 1
Which of the following is a primary goal of data storage in databases?
Choose all correct options
Minimize storage cost
Ensure efficient data retrieval
Maintain consistent data replication
Reduce database schema complexity
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Question 2
What is a key disadvantage of run-length encoding for data compression?
A
Inefficient for repetitive data
B
Requires significant computational resources
C
Expands the data size for non-repetitive datasets
D
Incompatible with database systems
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Question 3
Why is data compression important in database systems?
A
To reduce query execution time
B
To reduce storage requirements and improve data transfer speeds
C
To ensure the consistency of replicated data
D
To enforce database security by obfuscating data
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