PPT-Software Operating systems

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. Adlib Software supports Operating Systems not specific hardware configurations Accordingly VMware operates as a hardware abstraction layer VMware supports a set of certified Operating Systems and Hardware and the customer and VMware will be responsi . C. ontents. What is an Operating System. ?. Operating System Objectives. Services Provided by the Operating System. . Functions of an Operating System on a Network. Types of Operating Systems. Simple Batch Systems. Comparative Analysis . What is a Operating System?. A program that controls the execution of application programs. An interface between . user and hardware. .. Makes the computer more convenient to use. Seventh Edition. Chapter 1. Introducing Operating Systems. Understanding Operating Systems, 7e. What . I. s. an Operating System?. Computer system. Software (programs). Hardware (tangible machine/electronic components). Dr . Damitha. . Karunaratna. . University of Colombo school of computing. Topics to discuss. What is an operating system(OS)?. Main objectives of an OS. Main functions of an OS. Evolution of OS.. and File Management. Chapter 4: Operating Systems and File Management. 2. Chapter Contents. Section A: Operating System Basics. Section B: Today’s Operating Systems. Section C: File Basics. Section D: File Management. 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 . System Software. Learning Objectives. Explain system software and operating systems. Identify operating systems for desktop PCs. Identify operating systems for handheld PCs and larger . computers. Discuss . 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.. 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 . Describe the differences between system software. . and application software.. Identify the four types of system software.. Explain the basic functions, features, and categories of operating systems.. 2. User interface. Peripheral. Operating System. What is an operating system?. Core system. which allows a computer to run as a useful device. . Manages hardware, user interface . and other . software.