Optimized quality of IT services are those which need pre-analysis of users requirements, service providers capabilities as well as service specification and standardization. For any organization, maintaining of quality of IT service has become one of the key challenges which hold a significance importance to users satisfaction. Thus, this research tries to explore and identify the key factors of service quality dimensions and its affect on Information Technology Service so that organization can understand and follow the possible way to maintain quality of IT service to satisfy its end users....