CN110675701A - Examination system for practical exercise questions - Google Patents
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Abstract
The invention discloses an examination system for practical exercise questions, which comprises a plurality of student operation terminals, a teacher control terminal, a management background and a teacher processing terminal, wherein the student operation terminals are connected with the teacher control terminal through a network; the student operation end records a student operation video marked with a time axis through a first camera; the teacher control end manages a plurality of student operation ends and automatically distributes test questions, the management background plays a role of an information center, and the teacher processing end establishes a first corresponding relation table of scores and time information through the recording module. A series of operation processes are established at a student operation end, a teacher control end, a management background and a teacher processing end, so that the operation and the management of teachers and students are facilitated, the process operation is realized, and the labor cost is reduced; by means of the correspondence between the scores and the time information, review of the scores and error correction learning of students are facilitated.
Description
Technical Field
The invention relates to an examination system, in particular to an examination system for practical exercise.
Background
At present, students are required to perform experimental operations for subjects such as physics, chemistry, biology and the like. The online examination system aiming at the practical exercise problem in the market is immature and has low informatization degree; the main body is as follows: (1) the intelligent degree is low, and the teacher needs to cooperate with the guidance on site, so that the labor cost is wasted; (2) after the teacher scores the video of the practical exercise, other people can only inquire the total score, but cannot confirm the corresponding relation between the score and the video, so that the review of other teachers and the error correction learning of students are not facilitated.
Disclosure of Invention
The present invention is directed to solve at least one of the problems of the prior art and to provide an examination system for practice problems.
The technical scheme adopted by the invention for solving the problems is as follows:
the embodiment of the invention provides an examination system for practical exercise questions, which comprises: the system comprises a plurality of student operation terminals, a teacher control terminal, a management background and a teacher processing terminal; wherein the content of the first and second substances,
the student operation end includes:
the first information output equipment is used for outputting and displaying the test question information and the prompt information of the practical exercise questions;
the first information input device is used for inputting personal information of students;
the first camera is used for recording student operation videos marked with time axes;
the teacher control end is used for receiving the practical exercise question information distributed by the management background, making a question distribution strategy, distributing the practical exercise question information to the student operation ends, receiving the student operation videos uploaded by the student operation ends and uploading the student operation videos to the management background;
the management background comprises:
the test question management module is used for storing the test question information of the actual exercise questions and distributing the test question information of the actual exercise questions to the teacher control end;
the video management module is used for storing the student operation videos and distributing the student operation videos to the teacher processing end;
the teacher processing end comprises:
the second information output equipment is used for outputting and displaying the student operation video;
the second information input equipment is used for inputting scores made by a teacher corresponding to the student operation videos;
and the recording module is used for responding to the scoring operation made by the teacher, recording the time information of the playing position of the time axis at the moment, and establishing a first corresponding relation table of the scoring and the time information.
The examination system for the practice questions has at least the following advantages: a series of operation processes are established at the student operation end, the teacher control end, the management background and the teacher processing end, so that the operation and the management of the teacher and the students are facilitated, the process operation is realized, and the labor cost is reduced; at the student operation end, the first camera records the student operation video marked with the time axis, and at the teacher processing end, the time axis playing position of the scoring corresponding student operation video is recorded through the recording module, so that review scoring and error correction learning of students are facilitated.
Furthermore, the student operation end is provided with seat information, and the seat information comprises a row position and a column position; the teacher control end comprises a test question distribution module used for making a test question distribution strategy and distributing the actual exercise question information to the student operation ends;
the test question distribution module comprises:
the seat arrangement module is used for generating a seat list according to the seat information;
the first assigning submodule is used for assigning the practical exercise test question information to the seat list and enabling the practical exercise test question information assigned to the adjacent seats in the seat list to be different;
and each first information output port is connected with one student operation end and is used for outputting the practical exercise question information to the corresponding student operation end.
Further, the management background further comprises a student management module, wherein the student management module is used for storing pre-stored student information and distributing the pre-stored student information to the teacher control terminal;
the teacher control end further comprises:
a second assignment sub-module for assigning the pre-stored student information to the seat list randomly and without replacement;
each second information output port is connected with one student operation end and used for outputting the pre-stored student information to the corresponding student operation end;
the student operation terminal also comprises an information verification module, and the information verification module is used for verifying whether the distributed pre-stored student information is matched with the input student personal information; and if the matching is carried out, the first information output equipment outputs and displays the test question information of the practical exercise questions and the prompt information.
Further, the management background further comprises a score management module, wherein the score management module is used for counting total scores according to the scores and establishing a second corresponding relation table of the total scores and the personal information of the students.
Further, the management background further comprises a linking module, and the linking module is used for linking the first corresponding relation table, the second corresponding relation table and the student operation video corresponding to the same student.
Further, responding to the triggering of the time information, and enabling the student operation video to be played from a position on the time axis corresponding to the time information.
Furthermore, the examination system for the practical exercise further comprises monitoring equipment, wherein the monitoring equipment is used for shooting a monitoring video of the examination room and transmitting the monitoring video to the teacher control terminal in real time.
Further, the first information input device is also used for inputting experiment report information; the management background further comprises a report management module used for storing the experiment report information and distributing the experiment report information to the teacher processing terminal.
Further, the student personal information includes a student name and a student examination number.
Further, the student personal information comprises student names, student examination numbers and student photos; the first information input device comprises a second camera used for taking the picture of the student; and the information verification module realizes the pairing of the student photos through a face recognition algorithm.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
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The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a connection diagram of an examination system for practicing questions according to an embodiment of the present invention;
FIG. 2 is a diagram of the connection between the teacher control end and the student terminals according to another embodiment of the present invention;
FIG. 3 is another connection diagram of an examination system for practicing a question in accordance with an embodiment of the present invention;
FIG. 4 is a block diagram of a management back office;
fig. 5 is a schematic diagram of the response action of the trigger time information.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1, an embodiment of the present invention provides an examination system for practice questions, including: a plurality of student operation terminals 100, a teacher control terminal 200, a management background 300 and a teacher processing terminal 400; wherein the content of the first and second substances,
the student terminal 100 includes:
the first information output device 110 is used for outputting and displaying the test question information and the prompt information of the practical exercise questions;
a first information input device 120 for inputting student personal information;
the first camera 130 is used for recording student operation videos marked with a time axis;
the teacher control end 200 is configured to receive the practical exercise test question information distributed by the management background 300, make a test question distribution strategy, distribute the practical exercise test question information to the plurality of student operation ends 100, receive the student operation videos uploaded by the plurality of student operation ends 100, and upload the student operation videos to the management background 300;
the management background 300 includes:
the test question management module 310 is configured to store the actual exercise question information and distribute the actual exercise question information to the teacher control end 200;
the video management module 320 is configured to store the student operation videos and distribute the student operation videos to the teacher processing end 400;
the teacher processing terminal 400 includes:
the second information output device 410 is used for outputting and displaying the student operation video;
the second information input device 420 is used for inputting scores made by a teacher corresponding to the student operation videos;
and the recording module 430 is configured to record time information of the time axis playing position at this time in response to the operation of the teacher for making the score, and establish a first corresponding relationship table between the score and the time information.
In this embodiment, a classroom is provided with a teacher control terminal 200 and a plurality of student terminals 100 connected to the teacher control terminal 200. The plurality of teacher control terminals 200 are connected to the management background 300 via a network, and the management background 300 manages the plurality of teacher control terminals 200. Before the examination, the management background 300 receives and stores the input practical exercise test question information, and then distributes the practical exercise test question information to the teacher control terminal 200. The teacher control end 200 makes a test question distribution strategy to distribute real test question information to each student operation end 100. The first information output device 110 is a display screen, and outputs and displays prompt information for guiding the student to perform an examination procedure, for example, displays "input examination number" and "input name" for guiding the student to input personal information of the student. The first information input device 120 is a touch screen, but in other embodiments, the first information input device 120 may be a mouse, a microphone, a camera, a physical keyboard, a virtual keyboard, or other common input devices. The student inputs the student personal information through the first information input device 120. When the personal information of the student is correct, the first information output device 110 displays the test question information of the practical exercise questions. When the examination is started, the first information output device 110 displays prompt information of the examination time, and simultaneously the first camera 130 starts to record the student operation video marked with the time axis. Specifically, there are two first cameras 130, wherein one first camera 130 is aligned with the hand position of the student to record the hand operation of the student; the other first camera 130 faces the test bed and records the whole operation of the student on the test bed.
The teacher control end 200 receives the student operation video in real time, and in other embodiments, the teacher control end 200 may receive the whole student operation video after the examination is finished. The management background 300 receives the student operation video uploaded by the teacher control end 200 and stores the student operation video in the video management module 320. The management background 300 distributes the student operation video to the teacher processing end 400 through the management module.
The management backend 300 is connected with a plurality of teacher processing terminals 400 through a network. The teacher processing end 400 is a device for scoring the scoring of the teacher user. The second information output device 410 is a display screen, and outputs and displays a student operation video. The second information input device 420 is a mouse and a physical keyboard, although in other embodiments the second information input device 420 may be a touch screen, a microphone, or a virtual keyboard. The scoring criteria of the practical exercise questions are to score corresponding to each main step. When the teacher scores the student operation videos through the second information input device 420 at the teacher processing end 400 according to the scoring standard, the recording module 430 automatically records the time information of the playing position of the time axis at the moment in response to the scoring operation of the teacher, and establishes a first corresponding relation table of the scoring and the time information.
The examination system for the practical exercise questions establishes a series of operation processes at the student operation end 100, the teacher control end 200, the management background 300 and the teacher processing end 400, so that the operation of teachers and students and the management are facilitated, the process operation is realized, the prompt information is displayed through the first information output device 110, the field guidance of teachers is not needed, the test questions are displayed through the first information output device 110, the on-site paper sending and rolling of teachers are not needed, and the labor cost is reduced; in the student operation end 100, the first camera 130 records the student operation video marked with the time axis, and in the teacher processing end 400, the recording module 430 records the time axis playing position of the scoring corresponding to the student operation video, so that review scoring and error correction learning of students are facilitated.
Referring to fig. 2, in another embodiment, the student terminal 100 is provided with seat information including a row position and a column position. The seat information is manually inputted according to the arrangement position of the student terminals 100 in a classroom.
The teacher control end 200 includes a test question distribution module 210 for making a test question distribution strategy and distributing the test question information of the practical exercise to the plurality of student operation ends 100;
the test question assigning module 210 includes:
a seat arrangement module 211, configured to generate a seat list according to the seat information;
a first assigning sub-module 212, configured to assign the practical exercise test question information to the seat list, and make the practical exercise test question information assigned to adjacent seats in the seat list different;
each of the first information output ports 213 is connected to one of the student terminals 100, and is configured to output the test question information of the practical exercise to the corresponding student terminal 100.
In this embodiment, the invigilator presses the "assign" key at the teacher control end 200, and the test question assigning module 210 responds to the operation, automatically implementing the making of the test question assigning strategy and assigning the test questions without arranging the examination seats and issuing the test questions to the students by the invigilator. The first assigning sub-module 212 makes the actual exercise question information assigned to the adjacent seats in the seat list different, and can prevent students of the adjacent seats from cheating each other. The teacher control end 200 correspondingly outputs the distributed test question information of the real exercise questions to the student operation end 100 through the first information output port 213. The student terminal 100 stores the test question information of the practice exercises.
Referring to fig. 3, further, the management background 300 further includes a student management module 330, where the student management module 330 is configured to store pre-stored student information and distribute the pre-stored student information to the teacher control terminal 200;
the teacher control end 200 further includes:
a second assigning sub-module 221 for assigning the pre-stored student information to the seat list randomly and without replacement;
a plurality of second information output ports 222, each of the second information output ports 222 being connected to one of the student terminals 100, and configured to output the pre-stored student information to the corresponding student terminal 100;
the student operation terminal 100 further includes an information verification module, where the information verification module is configured to verify whether the pre-stored student information is paired with the input student personal information; if the test questions are matched, the first information output device 110 outputs and displays the test question information of the practical exercise questions and the prompt information.
In this embodiment, the pre-stored student information is directly input to the management backend 300 by the administrator and stored in the student management module 330. The pre-stored student information is output to the student console 100 through the second information output port 222. It should be noted that the second information output port 222 and the first information output port 213 may be the same port. And at the teacher management end, a storage space is arranged for each seat in the seat list, and position information, practical exercise question and test question information and pre-stored student information are stored in the storage space. The information in the same storage space is output to the corresponding student terminals 100.
After the student inputs the student personal information to the student operation terminal 100, the information verification module verifies whether the pre-stored student information and the student personal information are matched. If the examination questions are matched, the first information output device 110 outputs and displays the actual examination question information and the prompt information, and the students can take the examinations to play a cheating prevention mechanism.
In one aspect, the student personal information includes a student name and a student exam number.
In another aspect, the student personal information further includes a student photo; the first information input device 120 includes a second camera for taking a picture of the student; and the information verification module realizes the pairing of the student photos through a face recognition algorithm. It should be noted that the second camera and the first camera 130 may be the same camera device. The anti-cheating mechanism is further enhanced through photo pairing.
Referring to fig. 4, in another embodiment, the management background 300 further includes a performance management module 340, and the performance management module 340 is configured to count a total score according to the score, and establish a second corresponding relationship table between the total score and the personal information of the student. The user can connect the management background 300 and then obtain the second corresponding relation table, so that the user can conveniently check the score.
In addition, the management background 300 further includes a linking module 350, and the linking module 350 is configured to link the first corresponding relationship table, the second corresponding relationship table and the student operation video corresponding to the same student.
The link module 350 links the student personal information, the total score, the time information and the student operation video, establishes a relationship, facilitates the user to check the score, and operates the student operation video according to the score.
Referring to fig. 5, in another embodiment, the examination system for practice questions may cause the student operation video to be played from a position on the time axis corresponding to the time information in response to triggering of the time information. Specifically, the user clicks the time information, and due to the fact that a link relation is established between the time information and the student operation videos, the student operation videos are automatically played from the positions, corresponding to the time information, on the time axis, and therefore the mode can be convenient for other teachers to review whether scoring is reasonable or not, and is also convenient for the students to perform error correction learning according to the scoring and the operation videos of the practical operation questions.
In another embodiment, the examination system for the practical exercise further comprises a monitoring device, wherein the monitoring device is used for shooting a monitoring video of the examination room and transmitting the monitoring video to the teacher control terminal 200 in real time, so that the invigilators can monitor students through the teacher control terminal 200, and an anti-cheating mechanism is further improved. Of course, the teacher control end 200 can upload the monitoring video to the management background 300 for storage, so as to facilitate calling.
Further, in the practice test, the students are required to fill in the experimental report information. The first information input device 120 is further configured to input experiment report information; the management background 300 further includes a report management module, configured to store the experiment report information, and distribute the experiment report information to the teacher processing terminal 400.
Specifically, the first information input device 120 may be a camera, the student places the experiment report under the camera, the camera captures the experiment report to generate a report photo, and the experiment report information is the report photo. The student operation terminal 100 uploads the experimental report information to the management background 300 through the teacher management terminal. The report management module stores the experimental report information and distributes the experimental report information to the teacher processing terminal 400. The teacher scores the experimental report information at the teacher processing end 400.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and the present invention shall fall within the protection scope of the present invention as long as the technical effects of the present invention are achieved by the same means.
Claims (10)
1. An examination system for practice questions, comprising: the system comprises a plurality of student operation terminals, a teacher control terminal, a management background and a teacher processing terminal; wherein the content of the first and second substances,
the student operation end includes:
the first information output equipment is used for outputting and displaying the test question information and the prompt information of the practical exercise questions;
the first information input device is used for inputting personal information of students;
the first camera is used for recording student operation videos marked with time axes;
the teacher control end is used for receiving the practical exercise question information distributed by the management background, making a question distribution strategy, distributing the practical exercise question information to the student operation ends, receiving the student operation videos uploaded by the student operation ends and uploading the student operation videos to the management background;
the management background comprises:
the test question management module is used for storing the test question information of the actual exercise questions and distributing the test question information of the actual exercise questions to the teacher control end;
the video management module is used for storing the student operation videos and distributing the student operation videos to the teacher processing end;
the teacher processing end comprises:
the second information output equipment is used for outputting and displaying the student operation video;
the second information input equipment is used for inputting scores made by a teacher corresponding to the student operation videos;
and the recording module is used for responding to the scoring operation made by the teacher, recording the time information of the playing position of the time axis at the moment, and establishing a first corresponding relation table of the scoring and the time information.
2. The examination system for practical exercises according to claim 1, wherein the student operating terminals are provided with seat information, the seat information including row positions and column positions; the teacher control end comprises a test question distribution module used for making a test question distribution strategy and distributing the actual exercise question information to the student operation ends;
the test question distribution module comprises:
the seat arrangement module is used for generating a seat list according to the seat information;
the first assigning submodule is used for assigning the practical exercise test question information to the seat list and enabling the practical exercise test question information assigned to the adjacent seats in the seat list to be different;
and each first information output port is connected with one student operation end and is used for outputting the practical exercise question information to the corresponding student operation end.
3. The examination system for practical exercise according to claim 2, wherein the management background further comprises a student management module, the student management module is used for storing pre-stored student information and distributing the pre-stored student information to the teacher control terminal;
the teacher control end further comprises:
a second assignment sub-module for assigning the pre-stored student information to the seat list randomly and without replacement;
each second information output port is connected with one student operation end and used for outputting the pre-stored student information to the corresponding student operation end;
the student operation terminal also comprises an information verification module, and the information verification module is used for verifying whether the distributed pre-stored student information is matched with the input student personal information; and if the matching is carried out, the first information output equipment outputs and displays the test question information of the practical exercise questions and the prompt information.
4. The examination system for practical exercises as claimed in claim 1, wherein the management background further comprises a score management module, and the score management module is used for counting total scores according to the scores and establishing a second corresponding relation table between the total scores and personal information of students.
5. The examination system for practical exercise questions according to claim 4, further comprising a linking module for linking the first correspondence table, the second correspondence table and the student operation video corresponding to the same student.
6. The examination system for practical exercise according to claim 1, wherein the student operation video is caused to be played from a position on the time axis corresponding to the time information in response to triggering of the time information.
7. The examination system for practical exercise questions according to claim 1, further comprising a monitoring device, wherein the monitoring device is used for shooting monitoring videos of the examination room and transmitting the monitoring videos to the teacher control terminal in real time.
8. The examination system for practical exercise according to claim 1, wherein the first information input device is further configured to input experiment report information; the management background further comprises a report management module used for storing the experiment report information and distributing the experiment report information to the teacher processing terminal.
9. The examination system for practical exercises according to claim 3, wherein the student personal information includes a student name and a student examination number.
10. An examination system for practical exercises as set forth in claim 3, wherein the student personal information includes a student name, a student examination number and a student photo; the first information input device comprises a second camera used for taking the picture of the student; and the information verification module realizes the pairing of the student photos through a face recognition algorithm.
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