1.2.2 Applications generation
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what is applications software?
it is utilised directly by the end-user
what is systems software?
it ensures the high performance of the computer
what are examples of utilities?
-compression -disk defragmentation -antivirus -automatic backup -automatic updating
what is closed source code?
software for which the source code is not freely available
what is open source code?
software for which the source code is freely available to download
what are advantages of using closed source code?
-thorough, regular and well-tested updates -expert support and user manuals from company -high levels of security as it is developed in a professional, controlled environment
what are disadvantages of using closed source code?
-can be expensive -cannot be modified by users -older versions may not be maintained
what are benefits of open source code?
-free -encourages collaboration -maintained by a large community of contributors
what are drawbacks of open source code?
-no warranty/guarantee -official customer support may not be available -smaller projects may not recieve regular updates
what is assembly language?
a low-level language that has almost a one-to-one relationship with machine code (it is platform specific)