Cloud-Based E-Learning : Scaffolding Environment for Adaptive E-Learning Ecosystem based on Cloud Computing Infrastructure -- Web Crawling based Search Engine for Programming Languages -- Smart Helmet for Coal Mine Monitoring -- K-Weighted Cluster Head Selection in Wireless Sensor Networks -- Implementation and Performance Analysis of PEGASIS, MIEEPB Protocols in Wireless Sensor Networks -- A Queue Management System for Cloud Data Processing -- Levy Based Optimisation in Performance Enhanced Smart Antenna System for 5G Communication -- Sensor Integration and Information Sharing for Automated Electric Vehicles for Better Estimation of the Surroundings -- Cloud Computed Solar Tracking System -- A Session Key Establishment from Fingerprint Biometrics for Secure Communication.