Do you know a good computer science book?

Question

Informatics

To pass the entrance exams, you need some good book on computer science. The subject itself has never been studied. You need a detailed guide so that you have enough knowledge to enter ...

Answer 1

at one time I effectively prepared for the exam in computer science based on Polyakov’s materials
kpolyakov.narod.ru/school/ege.htm
I don’t know which exam, but reading a book will obviously be of little use. To learn how to solve specific problems (read tasks)

Answer 2

o computer science is a vast area, from learning what a PC is to programming, so a more specific approach is needed here, from a university to a program, what do they need to know

Answer 3

Download all possible tests and solve to a normal result.