operating system

Thân thiện

A computer's operating system displays a desktop with icons and a taskbar.

Definition

Noun: 1. The fundamental software that manages a computer's hardware and software resources: An operating system is the core program that controls all the basic functions of a computer, acting as an intermediary between the user, application software, and the computer's physical components (hardware). It provides common services for computer programs.

Usage

The term "operating system" is a countable noun. It refers to the specific, essential software platform upon which all other programs run. * You install an operating system on a computer. * Different devices may use different operating systems. * The operating system manages tasks like memory allocation, file storage, and running applications.

Examples

• General Statement: "Every computer requires an operating system to function."
• Specific Example: "Windows, macOS, and Linux are all popular operating systems for personal computers."
• Function: "The operating system allocates memory to running programs and handles input from the keyboard and mouse."

Advanced Usage

• "to run on an operating system": Describes software compatible with a specific OS platform.
  • This application is designed to run on the Linux operating system.
• "operating system kernel": Refers to the central, most critical component of the operating system that manages the CPU, memory, and system calls.
  • Developers are working on improvements to the operating system kernel.

Variants and Related Words

• OS: A common abbreviation for "operating system."
  • The new OS update includes enhanced security features.
• Platform: While broader, this term is often used synonymously in tech contexts to refer to an operating system environment.
  • The game will be released on multiple platforms, including Windows and PlayStation.

Synonyms

• Executive program: (Technical/archaic) A synonym emphasizing its controlling role.
• System software: A broader category that includes the operating system along with utility programs that help manage the computer.

Related Phrases

• Operating environment: Refers to the overall software environment provided by the OS, including its user interface and available services.
  • The graphical operating environment made the computer much easier to use.

Học thuật

Noun

1. (computer science) software that controls the execution of computer programs and may provide various services

Từ đồng nghĩa

• os