1.Themainfunctionsoftheoperatingsystem2.Thecategoriesoftheoperatingsystem ⊙ Words&Expressions operatingsystemenvironmentexecute resourcemanagementNetwareembeddedhost GPSsingle-usermulti-userdistributedtime-sharingreal-timesmart n.n.vt.n.n.n.adj.n.vt.abbr.n.n.adj.n.adj.adj.操作系统 环境,外界 执行,实行...
TypesofOperatingSystemsOperatingSystemFunctions OperatingSystemOverview Startedtopopupinsmallercomputers WidelyUsed--fromcellphonestowirelessaccesspoints(WAP)Gettingmoreandmorepowerful--theOSinatypicalmoderncellphoneisnowmorepowerfulthanadesktopcomputerfrom20yearsagoAlldesktopcomputershaveoperatingsystems.oper...
An operating system is an essential part of a computer which performs three major functions: managing resources, providing a user interface, and running application. It manages and controls the activities of the computer. Lesson 6 Operating System The primary purpose of an OS (Operating System ) ...
As a control program, it serves two major functions: (1) supervision of the execution of user programs to prevent errors and improper use of the computer, and (2) management of the operation and control of I/O devices.作为一个控制程序,它主要提供两个功能:(1)监督用户程序的执行,以防止错误...
38、 interface and above the physical hardware Provides the file system, CPU scheduling, memory management, and other operating-system functions; a large number of functions for one level,UNIX System Structure,Microkernel System Structure,Moves as much nonessential parts from the kernel into “user”...
5 OPERATINGSYSTEMFUNCTIONS •Howanoperatingsystemhandlesprogramsdirectlyaffectsyourproductivity Singletaskingandmultitasking Foregroundandbackground Singleuserandmultiuser 6 OPERATINGSYSTEMFUNCTIONS 7 OPERATINGSYSTEMFUNCTIONS •Memorymanagementoptimizestheuseofthecomputerordevice’sinternal memory ...
3.OperatingSystemFunctions StartingacomputerProvidingaUserInterfaceManagingprogramsManagingMemoryConfiguringDevicesEstablishinganInternetConnectionProvidingFileManagementandOtherUtilities 4.OperatingSystemUtilityPrograms Functions managingfiles scanningdisks defragmentingdisks diagnosingproblems FileManager Afilemanagerisautility...
2.3 What are the three major activities of an operating system with regard to memory management? 在内存管理方面,操作系统的三个主要活动是什么? 答: 跟踪内存使用情况 当内存空间可用的时候,确定将哪些进程调入内存 按需要分配和回收内存 Answer:
Device management Storage management Application interface User interface System security management These tasks define the core of nearly all operating systems. Next, let's look at the tools the operating system uses to perform each of these functions. ...
百度试题 结果1 题目 One of the functions of an operating system is memory management. ( ) 相关知识点: 试题来源: 解析 正确 反馈 收藏