A:AnswerThose are very basic programs, and this laptop will handle them with ease, although if you have many instances of them open at once, it would be advisable to add RAM. Otherwise, the rest of the specs are much more than you need.
A:AnswerNo problem at all, but if you have to ask the question, you aren't ready to run those programs. Sooner or later you will have problems (as with any software), and you will never be able to figure out why.
A:AnswerIf you are buying your computers based on the number of cores, buy a computer with an AMD EPYC (Max 128 Cores). Of course, you won't find this on a laptop.
A:AnswerYes, but only just. As I advised the guy wanting to run OBS, you don't know enough about what you are doing to start using this software. The slightest problem will stump you and make you want to throw your laptop against a wall.