Operating Systems

2. This open source, Unix-like operating system was originally made by Linus Torvalds.
3. The OS looks after this, protecting data. One way it does this is through usernames and passwords.
5. The OS handles the communication to and from this, often using drivers.
8. A program that converts program code to machine code. Examples include compilers and interpreters.
10. A small program that often comes with the OS, which usually performs a task to help with the upkeep of the system.
11. Pieces of software that allow an operating system to communicate with peripheral devices.
12. The OS manages this, ensuring enough is allocated to each application being used.

1. This mobile OS is made by Google and its kernel is based on Linux
4. This is the part of the operating system that allows the user and the computer to communicate with each other.
6. Making things simpler to understand or use by hiding away the complex details. An operating system does this through an API (Application Program Interface).
7. A series of the most widely used desktop operating systems, made by Microsoft.
9. This is the core part of the operating system, which manages firmware. It is the first part to be loaded into memory.