Blockchain, introduced in bitcoin system is disrupting the way transactions are done in businesses via charging small transaction fees. It is observed that the acceptance of blocks in the blockchain is based on transaction value. Transmittals through blockchain are favoured due to low transaction cost and grander security. However, attempt of implementing blockchain to revolutionise business processes writhes from problem of waiting time for blocks. In this paper, the transaction-confirmation-time is appraised using queuing theory, where the approval rate of blocks in blockchain is concocted using Markov queue model. Four specific use cases of 1, 3, 6 and 60 confirmations are considered for practical purposes.
Biographical notes: Riktesh Srivastava holds a PhD in ElectronicsEngineering, Master's in Electronics Engineering and management qualifications in Marketing Management and General Management from Indian Institute of Management, Ahmedabad (IIMA). Furthermore, he has also completed prestigious certifications on marketing analytics and electronic commerce from Wharton School, University of Pennsylvania, USA and NTU, Singapore, respectively. He has written three books (OS, C++ Programming and RDBMS) and published more than 50 papers in international journals and conferences. His areas of interest include machine learning, big data analytics, queuing theory and presently also indulged into studying theoretical concepts of blockchain technology as well. Currently, he is a faculty,