To determine the number of non-null values in a column, you can use the ________ method.
- Average()
- Count()
- Max()
- Sum()
The correct method to determine the number of non-null values in a column is Count(). Count() counts the number of elements in a sequence that satisfy a condition, in this case, being non-null. Sum() calculates the total sum of numeric values in a column. Average() calculates the average value of a numeric column. Max() returns the maximum value in a column.
Loading...
Related Quiz
- How can compiled queries improve performance in Entity Framework?
- In Entity Framework, an Enumeration type can be explicitly mapped to a database ________ type.
- How does Entity Framework handle distributed transactions?
- To optimize performance in large data sets, using ________ loading over lazy loading is recommended in Entity Framework.
- Which loading strategy in Entity Framework delays the loading of related data until it is specifically requested?