Ch:3 History of OS Flashcards
Operating Systems Complete Concepts
Ch 3:History Of Operating Systems
Software
Lesson 48
(3.2) Operating System Architecture Book Pg=144
- Application Software
- System Software
Lesson 48
Ch 3:History Of Operating Systems
(3.2) Operating System Architecture Book Pg=144
System Software
- Utility
- Operating System
Operating System
User Interface And Kernel
Application Software
- Particular to machine utilisation
- simply called apps
- made to satisfy the needs of user regarding that app function
Application Software Example(ASE)
MS Excel
Spreadsheets
Application Software Example(ASE)
MS Word
Word Processor
Application Software Example(ASE)
Microsoft Outlook
Mozilla Thunderbird
Apple Mail
Application Software Example(ASE)
Adobe Photoshop
CorelDRAW
GIMP (GNU Image Manipulation Program)
Graphics and Design Software
Application Software Example(ASE)
Microsoft Access
MySQL
Oracle Database
Database Management Systems
Application Software Example(ASE)
Microsoft Project
Trello
Asana
Project Management Software
Application Software Example(ASE)
Norton Antivirus
McAfee
Avast
Antivirus Software:
Application Software Example(ASE)
VLC Media Player
Windows Media Player
iTunes
Media Players:
Utility Software
- extension to OS
- customizes OS Capabilities
- Say “Drivers”
Utility Software Examples
1.WinZip
2.Winrar
3.Zip File
Utility Software Exmple
compress/decompress files
49.Components of OS-1
User Interface
book pg 146
Ch:3 Operating Systems
The computer part communicating with user(when user communicates with computer)
book pg 146
Ch:3 Operating Systems
48.Components of OS-1
Kernel
book pg 146
Ch:3 Operating Systems
- Core part of OS
- Performs Basic Operations
book pg 146
Ch:3 Operating Systems
48.Components of OS-1
- file management
- memory management
- process management
book page 146
Ch:3 Operating Systems
Kernel Operations Example
book page 146
Ch:3 Operating Systems
- old user interface
- communicates via text messages
- types some commands
Shell
in recent past ight have noticed that using linux we can also communicate with linux OS using a shell where we can type commands via messages
those shells have been evolved to :
GUI
Graphical User Interface
- Represented as Icons
- mouse pointed icons
- can be handled with fingers touch screen
- still a utility program in windows
GUI
Graphical User Interface
MS DOS
Early GUI could be loaded from
- Component of GUI
- Keep tracks which application is associated with which window
Windows Manager
Block of space on screen
Windows
- Allocates Windows
Windows Manager
When Application wants to display anyrthing on sccreen it notifies
Windows Manager
It Places Desired Image on Dedicated Window
Windows Manager
49.Components of OS-1
book pg:146
Ch 3 History Of OS
50.Component of OS 2
- File Manager
- Device Drivers
- Memory Manager
KERNEL
Coordinates the use of Machine’s Mass Storage Facilities
FILE MANAGER
Where Each File is Located on Mass Storage
File Manager
Which Portion of Mass Storage is Available
FILE MANAGER
Files Can Be Grouped Toghether into directory/Folder
FILE MANAGER
User Can See Directories using Windows Explorer
FILE MANAGER
Files Stored on secondary Storage(on Hard Drive)
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File Manager