70-464 Table Practice Questions
The free 70-464: Developing Microsoft SQL Server 2012/2014 Databases questions that deal with table, with answers and explanations. The full bank and the timed practice test cover every topic the exam asks about.
Question #5
When creating an index on a table, which of the following will help improve performance for queries with a WHERE clause?
Correct answer: A
Explanation
A non-clustered index is designed to improve the speed of queries that use filtering through a WHERE clause.
Question #8
In SQL Server, what type of join returns all records from the left table and matched records from the right table?
Correct answer: D
Explanation
A LEFT JOIN returns all records from the left table along with matched records from the right table.
Question #10
Which feature in SQL Server allows you to partition table data for better performance?
Correct answer: A
Explanation
Table Partitioning is a feature that allows data to be divided into manageable parts for better performance.
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