1. APPLICATION SOFTWARE
1.1. TPYES of AP:
1.1.1. i) web browser
1.1.1.1. allows users to access & interact with software from any computer that is connected to the internet
1.1.1.1.1. Internet Explorer, Safari (propriertary)
1.1.1.1.2. Mozilla Firefox, Chrome (open source)
1.1.2. ii) word processing
1.1.2.1. allows users to create & manipulate doc
1.1.2.1.1. Microsoft Word (propriertary)
1.1.2.1.2. OpenOffice.org Writer (open source)
1.1.3. iii) spreadsheet
1.1.3.1. allows users to organize data & column to perform calculations
1.1.3.1.1. Microsoft Excel (proprietary)
1.1.3.1.2. OpenOffice.org Calc (open source)
1.1.4. iv) database
1.1.4.1. a collection of data organized in a manner that allows access, retrieval & use that data
1.1.4.1.1. Microsoft Access (proprietary)
1.1.4.1.2. OpenOffice.org Base (open source)
1.1.5. v) presentation
1.1.5.1. allows users to create visual aids to communicate ideas, messages & other informations to a group
1.1.5.1.1. Microsoft PowerPoint (proprietary)
1.1.5.1.2. OpenOffice.org Impress (open source)
1.2. DEF: consists of programs deigned to make users more productive and/or asist with personal tasks.
2. DEFINITION OF SOFTWARE:
2.1. CONSISTS OF A SERIES INSTRUCTIONS THAT TELLS THE COMPUTER WHAT TASKS AND HOW TO PERFORM THEM.
3. SYSTEM SOFTWARE
3.1. OPERATING SYSTEM (OS)
3.1.1. DEF: A set of programs designed to manage resources.
3.1.2. TYPES of OS:
3.1.2.1. i) stand alone OS
3.1.2.1.1. a complete OS that works on a desktop computer, notebook or mobile computing device
3.1.2.2. ii) server OS
3.1.2.2.1. designed specifically- support network & resides on a server
3.1.2.3. iii) mobile OS
3.1.2.3.1. a mobile OS resides on a mobile device
3.2. UTILITY PROGRAM (UP)
3.2.1. DEF: A type of system software - allows a user to perform maintenance-type tasks.
3.2.2. TYPES of UP:
3.2.2.1. i) file manager
3.2.2.1.1. provide routine file management tasks
3.2.2.2. ii) disk cleanup
3.2.2.2.1. searches & removes unnesessary files
3.2.2.3. iii) compression tools
3.2.2.3.1. shrinks the size of file/s
3.2.2.4. iv) anti-virus program
3.2.2.4.1. protects a computer against viruses
3.2.2.5. v) spyware remover
3.2.2.5.1. detects and deletes spyware
3.2.2.6. vi) disk defragmenter
3.2.2.6.1. reorganizes the files and unused space on computer hard disk
3.2.2.7. vii) backup and restore
3.2.2.7.1. backup- allows users to copy files to another storage medium in case of damage or lost
3.2.2.7.2. restore- reverses the process and returns backed up files to their original form
3.2.2.7.3. Window Backup & Restore (propiertary), AMANDA (open source)