Only when the system performance is stable can the most basic user experience be guaranteed. Our system is a distributed cloud architecture, and the node servers are deployed in the national 15 cities. Each node will be allocated nearby according to the user's request area to improve the access rate, and at the same time, the polling load will be intelligently distributed according to the current node server request pressure.
The online examination system suitable for schools needs to be able to set questions, compose papers, test papers, score statistics and so on online. Through intelligent data storage and analysis, the examination process is greatly simplified, and the examination organization is faster and more convenient. Its functions are as follows:
First, lead the topic in batches and do the paper flexibly
1, which supports adding test questions manually and importing test questions in batches with Word, Excel and TXT wizard templates; Support unlimited grading and classification management of test questions, and modify, delete and export test questions in the question bank in batches.
2. Test papers are divided into fixed test papers, random test papers and random test papers, which can be flexibly composed according to different test businesses. For example, you can choose a fixed test paper for a formal exam, and all candidates have the same test questions, which can unify the difficulty of the test paper well; In-class exercises and homework can choose random papers and random papers, which can better test whether candidates have a comprehensive grasp of knowledge points.
3. Fair examination is one of the most important things in the school, so the online examination system needs to have a variety of anti-cheating functions, such as preventing screen capture, disturbing the order of examination questions, prohibiting copying and pasting the text of examination questions, and automatically handing in papers when answering overtime questions. And face authentication, camera video capture invigilation, etc. , can effectively ensure the fairness of the exam.
Second, manage the candidates' information in groups.
1, which supports adding a single candidate and adding candidate information in batches using Excel templates. In this way, when the school organizes multiple exams, candidates can use their own account passwords to enter the candidate center to take the exams.
2. Candidates can be classified in an infinite hierarchical tree and an organizational structure can be constructed to better manage candidates' information.
Third, authority allocation, adding sub-account management.
Because there are many teachers in the school, especially the problem-setting and test paper composition between different subjects can't be completed by one person, the online examination system can set up assistant administrators to assist management, and set distribution permissions from three dimensions: function menu, operation range and data range to meet the management needs of school division of labor and cooperation.
Fourth, automatic scoring and quick statistics.
1. After the exam, the system will grade the test paper in real time. For fill-in-the-blank questions, you can set the score without distinguishing the order of answers and matching keywords; Omission and scoring rules can be set for multiple-choice questions; Subjective questions such as questions and answers can be scored by setting keywords and keyword scores.
2. The system will make statistical analysis on test scores, time, correct rate, grading rate, ranking, number of participants, number of absentees, highest score, average score, number of answers, error rate and other data, and form a multi-dimensional test report.
Fifth, diversified examination settings.
1, you can quickly upload the school LOGO and name, and customize the examination interface.
2. Time parameters such as examination time, answer time and reference times can be set to start the examination regularly; You can also set configuration items such as the equipment to take the exam, the test paper mode, and the result release method, which can better control the exam scene.