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LO2 - Coggle Diagram
LO2
Application software 2.2
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Productive software:
Software designed for you to carry out a specific task.
This is designed to enable you to carry out your task or role accurately, effectively and efficiently.
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Development tools
These are software tools which help programmers who are creating new software for other purposes.
This software could be a programming tool used to create, debug, enhance and maintain programs during their lifecycle.
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2.1 Types of Software
Open Source. A software for which the original source code is made freely available and may be redistributed and modified according to the requirement of the user.
Open source software has been developed by volunteer programmers with the intention of making available free-to-use applications.
Closed source software:
A closed source software is the opposite of an open source, this is because a closed source is when a software is owned by a business or company, which means you will have to pay for the software.
Bespoke: Although most organisations use general purpose software, some organisations will find that it just doesn’t do exactly what they want or it doesn’t work with their current systems.
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2.4 Operating systems
Single user:Only one person at a time can run one application at a time
E.G. Traditional mobile phone (you can’t be on a phone call and text simultaneously.
Single/Multi tasking
Single user, Multi-tasking
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Multi user
For this to happen it needs a multi user operating system
This allows many different people at the organisation to run off the mainframe computer
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Protocols 2.9
The Internet Protocol IP is the principal communications protocol in the Internet protocol suite for relaying datagrams across network boundaries. Its routing function enables internetworking, and essentially establishes the Internet.
TCP (Transmission Control Protocol) is a standard that defines how to establish and maintain a network conversation through which application programs can exchange data. TCP works with the Internet Protocol (IP), which defines how computers send packets of data to each other. Together, TCP and IP are the basic rules defining the Internet
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