Modify this query so results are grouped by values in the DeptName field and values in the Credits field are summarized with the Sum function. Run the query.

Select and group the table with the DeptName and sum the credits field from the Design Ribbon tab, click the Totals button, then click the credits field's total row, expand the Total row's Group by list, and select the Sum option and then click run.

Explanation:

Microsoft Access is a relational database platform developed by Microsoft. It is used to create a database for storing data and a means of querying the data from storage.

The result of the query can be a grouped dataset, grouping a column by the aggregate of another column. The dataset above is queried to return the grouped DeptName by the aggregate of the sum of the credits field.  

it could be e. idk for sure

answer; insolated i/o uses separate memory space,and on the other hand memory mapped i/o uses memory from the main