RT Essentials
Richard Foley
Oracle Essentials: Oracle Database 12c
Rick Greenwald & Robert Stackowiak & Jonathan Stern
Principles of Communications
Rodger E. Ziemer & William H. Tranter
Implementing Cloud Design Patterns for AWS
Marcus Young
Modern Operating Systems (4th Edition)
Herbert Bos
Operating System Concepts, 9th Edition
Abraham Silberschatz
Operating System Concepts (1)