A database is a structured collection of related data. They help you to organise information to make it easy to arrange and find in a number of different ways. This is mainly because the advantages of open source software is that its free to use its greatest advantage. The opensource model is a decentralized software development model that encourages open. I was essentially trying to get a better understanding of the diffusion of open and closed source products. A flatfile database is one that only contains a single table of data. Generalpurpose packages a generalpurpose application package is a type of software that can perform many different related tasks. The table to the right contains practice questions for this section and a range of mind maps. Please refer to the h046 syllabus to ensure that you are covering the material to the standard required. It can be a single file that contains a large number of records or a collection of files.
Lets take a look at a real world example of open source software. Anyone with the right skills can compile the source code to create the applications executable file. In each of these areas the bbc has to decide whether it is best to use open source or proprietary software. Open source software, closed source software or both. Providing users with a compiled executable file version of the source code allows them to run the program but obscures the original code, making it difficult to modify. The pros and cons of closed source software elliottyoung. This debate has carved in my mind and the case was not closed, at least for me. Only the original authors of proprietary software can legally copy, inspect, and alter that software. Top quality computer science resources for ks3, ks4, ks5. Proprietary, free and open source software software.
We will discuss terminologies words associated with databases and also the different ways in which they are structured you will also take a look at the different ways in which databases organise data to make it easier to search through. Bbc and open source software concepts gcse computer. All software development takes time and expertise, but there are many models for funding software development, and different models of ownership. Airtable a spreadsheet database hybrid, with the features of a database but applied to a spreadsheet. Yet debates transpire about its usefulness and disadvantages. Click here for more information on open source software. Youre all familiar with the contacts application on your mobile or the yellow pages. A database is a collection of data or information which is held together in an organised or logical way. Online spreadsheet with the power of a database and project management system, realtime updates and messaging. Open source or proprietary software what is best for your business. Proprietary software remains the property of its ownercreator and is used by endusersorganizations under predefined conditions. Many software companies view this practice although theyll be unlikely to admit it as crucial to the developmenttesting of the product.
Databases are one of the most important areas of ict. Proprietary software is any software that is ed and bears limits against use, distribution and modification that are imposed by its publisher, vendor or developer. We will discuss the benefits of using relational databases and how tables can be joined together to make entering and updating data more efficient. Ict database essentials ict essentials powered by ciw. Tiki wiki cms groupware includes a spreadsheet since 2004 and migrated to jquery. Learning to teach ict in the secondary school pdf free download. Databases online courses, classes, training, tutorials. Preface three decades ago no one of an open source or free to air concept, but it came into existence almost two decades ago. Lear ning to teach ict in the secondary schoolthis book is designed specifically for students training to teach ict a. The internet has brought learning online and offers many advantages. What is a collection of data or information called, that is stored in a logical and structured way. We do not guarantee that it covers all of the relevant theory that is required for the examination.
As it is developed by a nonprofit community, it has some disadvantages as well. Database, any collection of data, or information, that is specially organized for rapid search and retrieval by a computer. Trying to reverse engineer the software back to its source code is also an infringment of. The majority of closed source software is pushed into the market long before its ready. Databases are structured to facilitate the storage, retrieval, modification, and deletion of data in conjunction with various dataprocessing operations. Read the fascinating and inspiring stories weve collected about how open source is influencing education at all levels. Trying to reverse engineer the software back to its source code is also an infringment of law. National policy for using ict to support teaching and learning in primary and secondary. Proprietary software versus open source software for education. Learn about common database components including tables, record and field structures, and data types.
Gnu pspp is easy to install and it is an open source software and easy to use. This website and its content is subject to our terms and conditions. Open source solutions are improving how students learnand how instructors teach in communities around the world. All of the data in the database is stored in this one place. Proprietary software versus open source software for education n.
The material on this site is not endorsed by the ocr examination board. Case histories of last 20 years were taken as an evidence for discussion of closed software development versus open software development and the same has been. Understand fundamentals like the mysql language, then learn to execute crud routines as well as triggers, functions, and stored procedures. Data security is about keeping data safe and affects anyone relying on a computer system. You will see examples of databases and understand their purpose. This section focuses on different types of databases, in particular, flatfile and relational databases. But there is an alternative namely completely free software. Key threats to data security data security gcse ict.
Many modern databases are described as being relational. For example office is a closed source application belonging to microsoft. There are licence conditions attached to this free software, for example that you cant sell it yourself and if you modify the source code in some way to make it even better, then your version must be free as well. What is open source explained in lego socialsquare. If the data on a computer system is damaged, lost, or stolen, it can lead to disaster. Learn how to use databases like sql servers, microsoft access, filemaker pro, and more. Under the closedsource model source code is not released to the public. This section contains lots of files that will help you with your revision.
Also includes a activity sheet for students to fill out, lesson plan explains what to do. The thing is that the choice is not always obvious, as each of the software has its particularities with a mix of advantages and disadvantages. Application software caries out userrelated tasks and can be classified as generalpurpose, specialist or tailormade. Pankaja1, mukund raj p k2 1emrc electronic media research center, india 2mlrcc university of mysore, india abstract.
The ict database essentials course focuses on fundamentals of using relational databases. But since it is so easy to copy source code and take it apart to find out how it works, anyone publishing the source code to their software risks having someone else. Or in layman terms, the source code is not shared with the public for anyone to look at or change. Databases are classified according to their type of content, application area and technical aspect. With open source, the source code itself is available to the public. Free and open source software for quantitative data analysis. The open source initiative osi was formed in february 1998 by eric s. The student database example that we looked at in the previous section was a flatfile database. The education site for computer science and ict login.
Candidates need to be able to explain the differences between open and closed source software, the. Teach ict descriptions and explanations of hardware and software. Cloudtweaks advantages and disadvantages of open source. It means the software is the intellectual property of a specific company. All the software we have discussed so far have been commercial products.
People may make their software open source either out of a sense of altruism. Tes global ltd is registered in england company no 02017289 with its registered office. The benefits of open source is tremendous and has gained huge popularity in the field of it in recent years. Closed source software can be defined as proprietary software distributed under a licensing agreement to authorized users with private modification, copying, and republishing restrictions. Teaching which involves applying the concepts of open source to. Proprietary software, also known as closedsource software, is a non free computer software for which the softwares publisher or another person retains intellectual property rightsusually of the source code, but sometimes patent rights.
Top quality computer science resources for ocr gcse. A relational database stores data in tables that are linked together using common fields. Closedsource software is maintained by a team who produces their product in a compiledexecutable state, which is what the market is allowed access to. Open source software has been developed by volunteer programmers with the intention of making available freetouse applications. In 1991, linus torvalds, a student at the university of helsinki in finland, developed a new operating system based on minix, a derivative of unix, which he dubbed linux. Comparison of opensource and closedsource software. Teaches the basic fundementals of record, fields, field types. Review and cite ict in education protocol, troubleshooting and other methodology. The different types of databases include operational databases, enduser databases, distributed databases, analytical databases, relational databases, hierarchical databases and database models. The material on this site is not endorsed by edexcel. Looking for software for their companies business owners often face a difficult choice between closed source and open source software.
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