Question

Для чего нужна операционная система? ОТВЕТИТЬ Она позволяет программам, установленным на компьютере, взаимодействовать с его устройствами. Она позволяет хранить информацию в долговременной памяти — на жёстком диске. Она позволяет проверять диски компьютеров на наличие компьютерных вирусов. Она позволяет редактировать текстовые и звуковые файлы.

Answer 1

Ответ:

Объяснение:

Операционная система позволяет программам, установленным на компьютере, взаимодействовать с его устройствами.

Answer 2

Purpose of an Operating System

An operating system (OS) is a crucial component of a computer system that serves several important functions. Let's explore some of the key purposes of an operating system:

1. Facilitating Interaction: The primary purpose of an operating system is to enable programs installed on a computer to interact with its hardware devices. It provides a layer of abstraction between the hardware and software, allowing applications to access and utilize system resources such as the processor, memory, storage, and input/output devices.

2. Managing Resources: The operating system is responsible for managing system resources efficiently. It allocates and schedules resources among different programs and processes running on the computer, ensuring fair and optimal utilization. This includes managing memory, CPU time, disk space, and network bandwidth.

3. Providing File Management: An operating system enables the creation, organization, and manipulation of files and directories. It allows users to store and retrieve data from long-term storage devices like hard disks. The OS provides file management services, such as creating, deleting, copying, moving, and renaming files, as well as controlling access permissions and file security.

4. Ensuring Security: Operating systems play a crucial role in ensuring the security of computer systems. They provide mechanisms for user authentication, access control, and data protection. The OS implements security measures to safeguard against unauthorized access, malware, and other threats. It may include features like user account management, encryption, firewalls, and antivirus software integration.

5. Supporting Software Development: Operating systems provide a platform for software development. They offer programming interfaces and libraries that allow developers to create applications that can run on the specific operating system. The OS provides tools, compilers, and debuggers to aid in software development and testing.

6. Enabling Device Management: An operating system manages and controls various hardware devices connected to the computer, such as printers, scanners, keyboards, and mice. It provides device drivers that act as intermediaries between the hardware and software, enabling communication and coordination between them.

It's important to note that the specific features and capabilities of an operating system can vary depending on the type of OS (e.g., Windows, macOS, Linux) and its version. Different operating systems may have additional functionalities tailored to specific user needs and requirements.

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