What is the recommended secure protocol for voice and video applications? secure real-time transport protocol (srtp) hypertext transport protocol secure (https) network time protocol (ntp) secure/multipurpose internet mail extensions (s/mime)?

Idon understand these and need some ! ?

The file sales data. xlsx contains monthly sales amounts for 40 sales regions. write a sub that uses a for loop to color the interior of every other row (rows 3, 5, etc.) gray. color only the data area, columns a to m. (check the file colors in excel. xlsm to find a nice color of gray.)

Match the following. 1. show grouping of word processing tasks that can be performed quick access toolbar 2. shortcut location for commonly used elements scroll bars 3. organized commands used to modify documents ribbon 4. used to align and measure content in a word screen zoom bar 5. vertical and horizontal bars that are used to navigate through a document contextual tabs 6. displays the name of the document in use ruler 7. allows users to enlarge or shrink a visual of a word document title bar