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Security measures used to prevent unauthorized access to information systems include;EncryptionLog fileAudit trailsBiometric securityFirewall
Methods used to prevent rusting include;GalvanizationElectroplatingPainting surfacesOiling/greasing
Methods usually used by computer programmer to test a program areDesk checking involves going through the program while on paper before entering it in the program editor window.Using debugging facilities these are utilities provided by the programming language that assist programmer in detecting syntax error.Use test data this involves carrying out a trial run on the new program using a set of test data to check weather the system will give out the desired output when fed with the correct data.
Methods used to determine the size of a firm include;The number of employees.Volume of output producedFloor area covered by premiseSize of capital investedMarket servedSales volumeProduction method used
Methods used to control ticks include;Hand picking and killBurn heavily infested pasture to kill themDouble fencing to starve the ticksUse predictor to feed on ticksCultivate heavily infected pasture to control ticks Acaricides