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| Portfolio |  With the portfolio evaluation approach, the student and the instructor converse before teaching the criteria for assessment and establish how and what should comprise the portfolio. This portfolio may enclose writing examples, reports of authentic performance tasks, conservative objective testing results, or computer-assisted objective testing results. The instructor and the student simultaneously decide the suitability of every part of confirmation in the portfolio and the rating rubrics to be used. The student can then present the portfolio at the end of the course for instructor rating.
For distance education, portfolio evaluation appears to be the perfect approach for summative assessment. Even though the results of the conservative objective test, computer-assisted test, essay exams, or authentic performance tasks in the portfolio are independently undependable, the evaluation of the collective portfolio, though, can be expected to be much more dependable. In other words, through this approach, dependability is built in throughout the size of the example of performance items and tests. This approach would present the most dependable information for summative assessment.
Caution must be taken, however, since the increasing dependability may still not be incredibly high by conservative dependability standards, making high-stakes choices problematic. Of all the approaches, portfolio evaluation holds the guarantee for the most achievable reliability. Consequently, if you must make summative and placement evaluation decisions you should seek to use the most dependable information obtainable. In distance education, results of portfolio evaluation come out to give such information.
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