nowadays, which is more effective and efficient to use, the manual database or manual database? explain

Advantages of Electronic Databases over Manual databases

Electronic databases make it easier to query, search, filter and retrieve required data. Electronic databases allow centralised use of information amongst many users over a network and therefore reduce duplication, e.g in banks.

yes we can change both the color of the value of a cell as well as background color of a cell at the same time .

as we know that excel sheet consists of columns and rows.

and intersection of column and row is called cell.

we can change color of the cell and background of the cell at the same time.

hence the statement that

can a person change color of the cell and background of the cell at the same time is true.

answer; i believe the correct answer is layers;