20210206222600.0 2205-8532 2205-8532 Tasmania International journal of digital contents and applications for smart devices (Print) IJDCASD. http://gvschoolpub.org/journals/IJDCASD/ IJDCASD. 2205-8532 2205-8532 2205-8532 International journal of digital contents and applications for smart devices (Print)