1. Hardware and software
1.1. Hardware
1.1.1. Hardware consists of the physical components of a computer system
1.1.2. Internal components including Central Processing Unit (CPU), processor, motherboard
1.1.3. Internal memory including random access memory (RAM), read-only memory (ROM)
1.1.4. Hardware components including graphics card, sound card, Network Interface Card (NIC), camera, internal/external storage devices, input and output devices
1.2. Software
1.2.1. Software are programs for controlling the operation of a computer or processing of electronic data Applications software provides the services that the user requires to solve a task Examples of applications software including word processing, spreadsheet, database management systems, control, measurement, applets and apps, video editing, graphics editing, audio editing, computer aided design (CAD) System software provides the services that the computer requires to operate Examples of system software including compilers, linkers, device drivers, operating systems and utilities