KIBU2021-08-162021-08-162021-05-21http://erepository.kibu.ac.ke/handle/123456789/2831CSC 113:ElectronicsenAttribution-NonCommercial-ShareAlike 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-sa/3.0/us/CSC 113:ElectronicsElectronicsCSC 113Other