Websites use which of the following to keep track of items in a user’s shopping cart?

How to do this programming flowchart?

Consider the folloeing website url: what does the "http: //" represent? a. protocal identifier. b. ftp. c. domain name d. resource name

  to change the number of rows and columns displayed by the excel object a. select the object and drag a size handle on the active object. b. deselect the object and drag a size handle of the object. c. deselect the object and drag a row or column divider of the object. d. select the object and drag a row or column divider on the active object.