System Software

It contains of four types of program

1.       Operating system

a.       Functioned as

                                                               i.      Manages computer resources

                                                             ii.      Provides user interface

                                                            iii.      Runs application

b.      Categories of operating system

                                                               i.      Embedded operating systems (handheld)

                                                             ii.      Network operating system (linked com)

                                                            iii.      Stand-alone operating systems (desktop)

c.       Operating systems commonly used

                                                               i.      Windows – most widely used

                                                             ii.      Mac OS     – powerful and easy to use

                                                            iii.      UNIX          – network; originally designed for Web

                                               LINUX        – non proprietary; free from the Web

2        

             Utilities

a.       Most essential utilities

                                                               i.      Troubleshooting  or diagnostic programs

                                                             ii.      Antivirus programs

                                                            iii.      Uninstall programs

                                                           iv.      Backup programs

                                                             v.      File compression programs

b.      Windows utilities

                                                               i.      Backup and Restore

                                                             ii.      Disk Cleanup

                                                            iii.      Disk Defragmenter

3.       Device drivers

a.       Specialized programs that allow communication between a device and the computer

b.      Loaded into memory each time a computer is started

c.       When a new device is added, new device drivers must be installed

4.       Language translators

5.       Virus protection and internet security

a.       Internet Security Suite

                                                               i.      Runs a number of programs

                                                             ii.      Continually monitors your computer

b.      Virus Scan

                                                               i.      Controls the frequency of searches for viruses

                                                             ii.      Quarantines or deletes infected files

c.       Privacy Service

                                                               i.      Helps protect your privacy online

                                                             ii.      Block websites, cookies, and ads