Curioustab

Home » Database » Physical Database Design

A multidimensional database model is used most often in which of the following models?

Data warehouse
Relational
Hierarchical
Network

Correct Answer: Data warehouse

← Previous Question Next Question→

More Questions from Physical Database Design

Which of the following is an advantage of partitioning?
In general, larger block sizes are used for online transaction processing applications and smaller block sizes are used for databases with a decision support or data warehousing system.
The three newest database architectures in use today are relational, multidimensional and hierarchical.
A bitmap index is an index on columns from two or more tables that come from the same domain of values.
Hashing algorithm converts a primary key value into a record address.
Some advantages of partitioning include: efficiency, security, and load balancing.
When storage space is scarce and physical records cannot span pages, creating multiple physical records from one logical relation will minimize wasted storage space.
Data-volume and frequency-of-use statistics are not critical inputs to the physical database design process.
Distributing the columns of a table into several separate physical records is known as horizontal partitioning.
Two basic constructs to link one piece of data with another piece of data: sequential storage and pointers.

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion