Which of the following is not a hardware?

Which of the following date format is used to display day names as Sunday, Monday ......... etc?

Which option of Alignment, in Format cell dialog, makes the data type in cell, divides into more than one row?

A series of worksheet rows that contain related data is :

Which of the following error message will style with three options - Yes, No & Cancel?

What is the short cut key for selecting format cells dialog box?