System programmer. What to study?

Question

Programming

Due to my small age, I am too dumb and do not know how to use Google. Therefore, I will ask the good guys . I
plan to connect my life with programming, namely system programming.
And there are a number of questions:
1. Which language to choose for learning, which is needed in my field. (without pascals and pythons)
2. What sciences should you know? (physics there, matan)
3. What are the norms of books on networks, hardware and similar things.

Answer 1

Take a look here: bourabai.ru/alg/a13.htm
Start with “The C Programming Language. Lectures and exercises " Stephen Prata
Video lessons on C (C):
https://www.youtube.com/channel/UC3ewRHk6A2fhsUt6v...
And in parallel read / master:
1. "Algorithms. Introductory Course” Thomas H. Cormen
2. “Algorithms. Construction and Analysis” Thomas H. Kormen, Charles I. Leyzerson, Ronald L. Rivest, Clifford Stein.
Yes, and it is also desirable (mandatory) to master English. language and learn at the same timediscrete mathematics.
All computer science is, in fact, discrete mathematics. Brains puts great.
If you have any doubts about this, see here:
https://habrahabr.ru/post/252077/

Answer 2

First, decide who a system programmer is, what exactly does he do in your mind?

Answer 3

"I don't know how to use Google" - without this, the path to programming is CLOSED ((