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Quality of service (QoS) is the ... QoS is the acceptable cumulative effect on subscriber satisfaction of all imperfections affecting the service. Other terms with ...
In particular scholars have pointed out the expectancy-disconfirmation approach had its roots in consumer research and was fundamentally concerned with measuring customer satisfaction rather than service quality. In other words, questions surround the face validity of the model and whether service quality can be conceptualised as a gap. [13]
Many factors affect the quality of service of a mobile network. [1] It is correct to look at QoS mainly from the customer's point of view, that is, QoS as judged by the user. There are standard metrics of QoS to the user that can be measured to rate the QoS. These metrics are: the coverage, accessibility (includes GoS), and the audio quality. [2]
On the other hand, the quality of service which a single circuit is designed or conditioned to provide, e.g. voice grade or program grade is called the quality of service. Quality criteria for such circuits may include equalization for amplitude over a specified band of frequencies, or in the case of digital data transported via analogue ...
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The model of service quality identifies five gaps that may cause customers to experience poor service quality. In this model, gap 5 is the service quality gap and is the only gap that can be directly measured. In other words, the SERVQUAL instrument was specifically designed to capture gap 5.