System design question report

How to View Each Key Indicator

After a candidate submits a system design format test, the submitted code is automatically and quantitatively evaluated. From left to right, the evaluation items are "Score," "Availability," "Scalability," and "Consistency. However, some evaluation items may not be present for some problems.

Score

• The overall score is calculated by the percentage of correct answers to all assessment items, including both "Availability" and "Scalability.
• The questions have multiple assessment items, and each assessment item is categorized as either "Availability" or "Scalability".

Availability

• Availability is an indicator to determine "whether the system is designed to have as little downtime as possible.
• Availability scores are calculated based on the percentage of correct answers to the evaluation items that fall into the availability category.

Scalability

• Scalability is an index to determine "whether the system is designed to expand its performance flexibly as the load increases.
• Scalability scores are calculated based on the percentage of correct answers for items that fall into the scalability category among the evaluation items.

Consistency

• An indicator to determine whether the design is such that the latest written data can be obtained for all data reads.
• Consistency scores are calculated based on the percentage of correct answers for items that fall into the consistency category of the evaluation items.

Answer Details

Items displayed in detail are currently (2023/05/04) as follows;

• Elapsed time: Time taken to submit
• Hints used: Number of hints used before submission
• Number of executions: Number of times the test case was executed

Evaluation Items

Open the accordion of the evaluation item to see the details. Each evaluation item has a corresponding graph structure, and if the graph structure exists in the system diagram submitted by the candidate, the evaluation item is judged to be correct. If it is a correct answer, the matching area is highlighted in green from the submission results

To change the evaluation

If you wish to change the evaluation, you can do so from the "Edit Scoring Results" menu. The edits will be automatically reflected in the score.

Submitted Responses

The system diagram submitted by the candidate can be viewed. Scores are calculated based on the system diagram displayed here.