QUESTION 1 a computer is a device consisting of three pieces, namely 1)2)and 3) B. Processor, memory, mechanism for data transfer A. Desktop, laptop, tablet O C.Volatile storage, non-volatile storage, and Os ALU, CU, and USB QUESTION 2 IT infrastructure consists of OCDevelopers and applications A Server, desktops, laptops, tablets, and B.Wired, wireless, and cellular Hardware, software, networks, facilities, and strategies phones networks QUESTION 3 A system is best described as A a collection of components linked together and organized in such a way Ba single collection of programs A single collection of data and metadata a mix of linked and unlinked devices to encrypt data as to be recognizable as a single unit and applications QUESTION 4 An IT system is best described as A a single instance of device configuration to a system built up from a set of components that areO linked together to form a single unit a collection of programs and applications to secure data a minimum of 2 devices acting as client and server access data stored on volatile media