人们是先接触到application programs 再接触到 Operating System,然后再试 Computer Hardware; Operating System 能干的事情 ◆ Program development程序开发 ◆ Program execution 程序执行 ◆Access I/O devices 和输入输出设备对接 ◆ Controlled access to files 控制和获取文件 ◆ System access 访问系统 ◆ Error dete...
1. List and briefly define the four main elements of a computer. A main memory, which stores both data and instructions: An arithmetic and logicunit (ALU) capable of operating on binary data; A control unit, which interprets the instructions in memory and causes them to be executed; An I...
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computer Also known as: computer system Written by William Morton Pottenger Research scientist at the National Center for Supercomputing Applications, University of Illinois. William Morton Pottenger, David Hemmendinger Professor Emeritus, Department of Computer Science, Union College, Schenectady, New ...
反映了用户概念中的逻辑结构,而且和存放它的辅助存储器(文件存储器)的存储结构紧密相关。同一个文件必须从逻辑文件和物理文件两个侧面来观察它 功能(面向用户): 文件的按名存取 文件的共享和保护 文件的操作和使用 实现功能: 文件目录的建立和维护 存储空间的分配和回收 数据的保密和保护 监督用户存...
(redirected from Computer operating sysem)Also found in: Thesaurus, Encyclopedia. operating system n. Software designed to control the hardware of a specific data-processing system in order to allow users and application programs to make use of it. American Heritage® Dictionary of the English ...
A computer operating system is defined as a software that manages hardware resources and allows multiple applications to run efficiently by implementing resource-sharing algorithms. AI generated definition based on: Communication Networking, 2004
Operating System (Computer)doi:10.1002/0471743984.vse5227operating system (computer)This article has no abstract. Keywords: operating system (computer)John Wiley & Sons, Inc.Van Nostrand's Scientific Encyclopedia
Microsoft’s Windows is the most widely used computer operating system in the world, accounting for 67 percent share of the desktop, tablet, and console OS market in August 2024. Apple’s macOS ranks as the next most widely used operating system, while its iOS mobile operating system, the ...
Microsoft’s Windows is the most widely used computer operating system in the world, accounting for 67 percent share of the desktop, tablet, and console OS market in August 2024. Apple’s macOS ranks as the next most widely used operating system, while its iOS mobile operating system, the ...