The first operating system was developed in the year 1950.

Explanation:
An operating system (OS) is a software program that manages computer hardware and software resources and provides common services for computer programs. The history of operating systems dates back to the 1950s, when the first electronic computers were developed.

Here are some details about the development of the first operating system:

- In 1950, the first real-time operating system, known as the GM-NAA I/O, was developed by General Motors for use in their IBM 701 computer. It was designed to control the input/output operations of the computer and allowed multiple jobs to be run at the same time.

- In 1951, the first commercial operating system, known as the UNIVAC I operating system, was developed by Remington Rand for use in their UNIVAC I computer. It was designed to manage the computer's resources and provide a user interface for running programs.

- In 1956, the first operating system with a hierarchical file system, known as the IBM Disk Operating System (DOS), was developed by IBM for use in their IBM 305 RAMAC computer. It allowed users to organize files into directories and subdirectories, which made it easier to manage large amounts of data.

- In 1964, the first time-sharing operating system, known as the Compatible Time-Sharing System (CTSS), was developed by the Massachusetts Institute of Technology (MIT) for use in their IBM 7090 computer. It allowed multiple users to simultaneously access the computer and run their own programs.

Since then, operating systems have evolved significantly, with new features and capabilities being added over time. Today, there are many different types of operating systems, including Windows, macOS, Linux, and Android, each with their own unique features and advantages.