The user needs to complete the entire disk surface first before starting another surface.
Explanation:
When you are using a multiple disk storage system to write the data the disk automatically writes the disk based on the algorithm for better efficiency and availability of the disk space.
hence when you are recording a data on a multiple disk storage system, it is recommended to fill the complete disk surface initially before you start the another surface to record the data.
 
        
             
        
        
        
Answer:Click the File tab, and click the Open option. 
Explanation: correct on edge
 
        
             
        
        
        
 1	Click the cell in which you want to enter the formula.
 2	In the formula bar , type = (equal sign) and the formula you want to use.
 3	Click the tab for the worksheet to be referenced.
 4	Select the cell or range of cells to be referenced.
MARK ME BRAINLIEST PLEASE!!!!!!!!!
 
        
                    
             
        
        
        
Explanation:
Once a spreadsheet has a data set stored within its cells, you can process the data. Excel cells can contain functions, formulas and references to other cells that allow you to glean insights in existing data sets, for example by performing calculations on them.