PPT-Operating System Review System Software

The programs that control and maintain the operation of the computer and its devices The two parts of system software are the Operating System OS and utility programs Operating system OS sometimes called the platform coordinates all activities among computer hardware resources applications and the user. ECE344. Introduction. Ding Yuan. ECE Dept., University of Toronto. http://www.eecg.toronto.edu/~yuan. slides courtesy: Ashvin Goel, Yuanyuan Zhou, Geoff Voelker. Content of this lecture. Course information (personnel, policy, prerequisite, agenda, etc.). J. Holvikivi 2013. Software Categories. System. Software. Application. Software. The Operating System. Operating. System. GUI. Operating Systems. 2.. 4. Algorithms – basis of software. A sequence of steps that directs the execution of a task. Learning Target. Students will compare and contrast various operating systems used in a computer and mobile devices. . Vocabulary. Software License. Commercial License. Open-Source License. System Software. Software – the instructions that make the CPU do useful things. Divided into two main categories. System software. Applications. Two categories of Software. Applications help you get your work done . Keywords. System . Software, Operating . System (. OS), Virtual Machine, Utility Programs, Device Drivers, . Multitasking, Time Slice, Processor . Management, User Interface, Graphical . User . Interface, Command . GS5. Computing Fundamentals. Domain 2.0. Hardware devices. Objective 2.6. Understand power management and power settings. Objective 2.7. Understand driver concepts as well as their device compatibility. Virus Protection. Antivirus software is used to prevent, detect, and remove viruses. Most software also protects against other types of malware, such as key loggers.. One disadvantage of antivirus software is that it can impair a computer’s performance because they use your computer’s resources by scanning the files on your hard drive for viruses. Some antivirus software also scans websites for viruses while you’re browsing them. This can slow down your browsing experience.. The programs that control and maintain the operation of the computer and its devices. The two parts of system software are the Operating System (OS) and utility programs.. Operating system (OS) (sometimes called the platform) coordinates all activities among computer hardware resources, applications and the user.. Contents. Operating system. Windows. Apple. Linux. Operating System. Operating system – a program that runs on a computer and controls the hardware. Trend – strong graphical user interface . Users use a mouse to click on pictures or icons . Visualizing Technology. Copyright © 2014 Pearson Education, Inc. Publishing as Prentice Hall. Objectives. Explain what an operating system does.. Compare the most common stand-alone operating systems.. Review: recall the difference between hardware and software (rigid vs. fluid) . Software, in essence, is a set of instructions that tell your computer’s hardware how to behave . OS (The Operating System) . Chapter 3 Operating Systems Concepts 1 A Computer Model An operating system has to deal with the fact that a computer is made up of a CPU, random access memory (RAM), input/output (I/O) devices, and long-term storage. System Principles . Peter Reiher. . Outline. Administrative materials. Introduction to the course. Why study operating systems?. Basics of operating systems. Administrative Issues. Instructor and TAs. VarthagamSoft - India\'s best ERP software provider