Untitled

+-----------------------------------+
|            Computer System        |
+-----------------------------------+
| Hardware                          |                | Software                       |
+-----------------------------------+                +-----------------------------------+
| +-------------------------------+ |                | +-----------------------------+ |
| | Central Processing Unit (CPU) | |                | | System Software             | |
| |  - ALU                        | |                | |  - Operating System (OS)    | |
| |  - CU                         | |                | |  - Utility Programs         | |
| |  - Registers                  | |                | |                             | |
| +-------------------------------+ |                | +-----------------------------+ |
|                                   |                | +-----------------------------+ |
| +-------------------------------+ |                | | Application Software        | |
| | Memory                        | |                | |  - Word Processors          | |
| |  - Primary Memory             | |                | |  - Spreadsheets             | |
| |    - RAM                      | |                | |  - Browsers                 | |
| |    - ROM                      | |                | |  - Multimedia Software      | |
| |  - Secondary Memory           | |                | +-----------------------------+ |
| |    - HDD                      | |                | +-----------------------------+ |
| |    - SSD                      | |                | | Programming Languages       | |
| |    - CD/DVD                   | |                | |  - High-Level Languages     | |
| |    - USB Flash Drive          | |                | |  - Low-Level Languages      | |
| +-------------------------------+ |                | +-----------------------------+ |
|                                   |                |                                 |
| +-------------------------------+ |                +-----------------------------------+
| | Input Devices                 | |
| |  - Keyboard                   | |
| |  - Mouse                      | |
| |  - Scanner                    | |
| |  - Microphone                 | |
| +-------------------------------+ |
|                                   |
| +-------------------------------+ |
| | Output Devices                | |
| |  - Monitor                    | |
| |  - Printer                    | |
| |  - Speakers                   | |
| +-------------------------------+ |
|                                   |
| +-------------------------------+ |
| | Motherboard                   | |
| |  - Expansion Slots            | |
| |  - Ports and Connectors       | |
| |  - BIOS                       | |
| +-------------------------------+ |
|                                   |
| +-------------------------------+ |
| | Power Supply Unit (PSU)       | |
| +-------------------------------+ |
+-----------------------------------+