To proceed with the data analysis tests, it is important to check the internal consistency of the data created or given. Therefore, reliability tests take place on Likert scale data in the questionnaire. It helps in determining the relativity of the items in the questionnaire. It also helps in excluding the items from the data which have lower reliability levels. The criteria to achieve reliability levels of the data is 0.8. Therefore, a reliability test should be applied to Likert scale questions available in the data to check its internal consistency.