The write-ahead logging (WAL) protocol simply means that Select one: a. the log record for an operation should be written before the actual data is written b. writing of a data item should be done ahead of any logging operation c. all log records should be written before a new transaction begins execution d. the log never needs to be written to disk

Chloe is building a kiosk-based excel application. she wants to make some modifications to the screen elements in order to keep users from being distracted by parts of the application that are irrelevant to her application. she turns to henry for guidance as she knows he built a similar solution earlier this year.chloe has decided to hide the worksheet gridlines and the vertical scroll bar. what does henry tell her to use to do this? a) screen elements dialog boxb) display options dialog boxc) customization dialog boxd) excel options dialog box

So im doing this school challenge and the teachers said whats the average text a student gets a day so i need to get about 20 in a day but dont know how can you guys 2163371293

Which excel file extension stores automated steps for repetitive tasks?