When you create a layer mask, the ____________________ icon automatically appears between the layer thumbnail and the layer mask thumbnail.

Which of the following statements is FALSE?

A) Gridlines are very helpful during the development of a worksheet. B) Gridlines are used to demark one worksheet cell from another. C) Gridlines should remain visible except in very rare instances. D) Gridlines lend visual structure to a worksheet.

Select the Integration Services feature that allows the host machine to detect when the VM has locked up or crashed?

A. Time synchronization B. Data Exchange C. Heartbeat D. Guest services