An issue that many organizations are currently struggling with is the presence and ease of using external data storage locations, many of which are free to use. Why is this an issue

Im doing this last minute and literally none of my neighbors or people that my dad works with use excel so if anyone could me make up an example

Is an attack that relies on guessing the isns of tcp packets

Ihave a singular monitor that is a tv for my computer. recently, i took apart my computer and put it back together. when i put in the hdmi cord and booted the computer to see if it worked, the computer turned on fine but the screen was blue with "hdmi no signal." i've tried everything that doesn't require buying spare parts, any answer is appreciated!