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Our Digital World Chapter 4 System Software: The Control Center of Your Computer © Paradigm Publishing, Inc.1
This chapter will help you understand: The role of system software. The history and development of operating systems. Functions of an operating system. The role of the OS and utilities in monitoring system performance. Mobile operating systems. © Paradigm Publishing, Inc.2
Main Topics 4.1 What Controls Your Computer? 4.2 Perusing the Popular Operating System Packages 4.2 Perusing the Popular Operating System Packages 4.3 The Tasks of the Operating System Package 4.3 The Tasks of the Operating System Package 4.4 Going on the Road with Mobile Operating Systems 4.4 Going on the Road with Mobile Operating Systems © Paradigm Publishing, Inc.3
Why Should You Care? System software runs your computer. Helps you to troubleshoot your computer and make purchasing decisions. The operating system (OS) helps you keep data secure and perform maintenance tasks. © Paradigm Publishing, Inc.4
4.1 What Controls Your Computer? © Paradigm Publishing, Inc.5
System Software Is loaded into RAM when the computer starts. Includes operating system and utility software. – The OS provides an interface. – Utility software used to maintain your system. © Paradigm Publishing, Inc.6
Starting Your Computer Booting Cold booting Warm booting © Paradigm Publishing, Inc.7
Starting Your Computer © Paradigm Publishing, Inc.8
What Does the OS Control? © Paradigm Publishing, Inc.9
A History of Operating Systems Once there were no operating systems. Increased complexity required change. Mainframe computers had operating systems made by their manufacturer. © Paradigm Publishing, Inc.10
A History of Operating Systems AT&T Bell Laboratories developed UNIX. MS-DOS and command-line interfaces. Introduction of graphical user interface (GUI). © Paradigm Publishing, Inc.11
Terms to Know firmware system software operating system (OS) utility software Disk Cleanup booting cold boot warm boot system files © Paradigm Publishing, Inc.12
Terms to Know system configuration operating system package driver DOS command-line interface graphical user interface (GUI) © Paradigm Publishing, Inc.13
Ask Yourself… What was Microsoft’s first operating system? a.Windows 1 b.MS-DOS c.Linux d.Windows 2000 © Paradigm Publishing, Inc.14
4.2 Perusing the Popular Operating System Packages © Paradigm Publishing, Inc.15
Platforms and Platform Dependency © Paradigm Publishing, Inc.16 What is a Platform? What is Platform Dependency? Windows, Mac OS X, UNIX, and Linux.
The Future of the OS Web operating systems. Browser based and cross-platform. Access to online services. © Paradigm Publishing, Inc.17
Spotlight on the Future Reinventing Windows What are the pros and cons of moving the OS into the cloud? How will smaller computers change operating systems? How might operating systems be different in 2020? © Paradigm Publishing, Inc.18
Terms to Know platform platform dependency Microsoft Windows Macintosh OS X UNIX Linux open source operating system multitasking least possible privileges © Paradigm Publishing, Inc.19
Ask Yourself… What is the current Macintosh operating system called? a.Macintosh Panther b.Macintosh c.Macintosh OS X d.Apple OS © Paradigm Publishing, Inc.20
4.3 The Tasks of the Operating System Package © Paradigm Publishing, Inc.21
What the Operating System Does Provides a user interface. Configures hardware. Controls input and output devices. Manages system performance and memory. © Paradigm Publishing, Inc.22
What the Operating System Does Routes data between applications. Manages file systems. Provides search and help. Provides maintenance features. Sends the computer to sleep or shut off. © Paradigm Publishing, Inc.23
Interface and Input Options © Paradigm Publishing, Inc.24
Memory © Paradigm Publishing, Inc.25
How Your Computer Organizes Files and Folders © Paradigm Publishing, Inc.26
Computers in Your Career Work in local computer stores or international call centers. Need solid grounding in computers. Ability to communicate and deal with the public. © Paradigm Publishing, Inc. 27
Playing It Safe Remote assistance features. Only provide to people you trust. Remove access privileges. © Paradigm Publishing, Inc.28
Terms to Know user interface desktop Plug and Play performance virtual memory swap file file allocation table (FAT) path © Paradigm Publishing, Inc.29
Ask Yourself… What type of interface do today’s operating systems have? a.command-line interface b.graphical user interface c.text-based interface d.DOS © Paradigm Publishing, Inc.30
4.4 Going on the Road with Mobile Operating Systems © Paradigm Publishing, Inc.31
Mobile Operating Systems What makes them unique? Mobile OS choices. © Paradigm Publishing, Inc.32
Mobile OS Interfaces © Paradigm Publishing, Inc.33
Computers in Your Career Roll out new versions of software. Train users. Run a help desk. © Paradigm Publishing, Inc.34
Terms to Know mobile operating system smartphone mobile Internet device (MID) 3G © Paradigm Publishing, Inc.35
Ask Yourself… Which mobile platform does Google back? a.Chrome b.iPhone OS c.Symbian OS d.Android © Paradigm Publishing, Inc.36
Our Digital World © Paradigm Publishing, Inc.37
OPERATING SYSTEM - program that is loaded into the computer and coordinates all the activities among computer hardware devices. -controls the hardware.
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Learning Outcomes At the end of this lesson, students should be able to: State the types of system software – Operating system – Utility system Describe.
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Kuliah 4 Pengantar Teknologi Informasi Oleh Coky Fauzi Alfi cokyfauzialfi.wordpress.com Software.
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