Question 1 of 4

Computer footprinting is:

the description the of the physical space, electrical load, thermal boundaries and noise levels required for a given system

the set of data common to a user across multiple platforms and/or websites (the collection of data from social media, browsing/purchasing history, ads, etc.)

the times and locations of typical usage for a given system, user or service

the description of the physical space required for a given system