The ____ Index Scans feature allows simultaneous full-index scans and reads of data blocks, increasing the response times for data manipulation and retrieval.

Which of the following is NOT a Backstage View task?

A) Opening a file B) Saving a file C) Copying a file D) Printing a file

The collection of computer programs that controls the interaction of the user and the computer hardware is called

a. the application program b. the compiler c. the linker d. the operating system