CN103077492A - Automatic examination paper generating device and method based on binary large object (BLOB) storage and enhanced RichEdit control - Google Patents
Automatic examination paper generating device and method based on binary large object (BLOB) storage and enhanced RichEdit control Download PDFInfo
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Abstract
The invention relates to an automatic examination paper generating device and method based on binary large object (BLOB) storage and enhanced RichEdit control, which relates to an automatic examination paper generating device based on BLOB storage and enhanced Richedit control, and solves the problems of the existing examination paper generating system that a complex object is not supported, the form and flexibility of examination content are poor, and the formation detail of the examination paper is not complete. The automatic examination paper generating device is characterized in that a user database stores all user information; a subject database stores all subject names; an examination question database stores examination question content and relevant information of each examination question; a subject information database stores relevant information of examination subjects; a system management module provides a system management function; a BLOB conversion module realizes the conversion of rich text format (RTF) data stream and a BLOB; an RTF stream lead-in/lead-out module is used for leading in and leading out the RTF stream; and an examination paper generation module is used for extracting examination questions from the examination question database to generate the examination paper. The device and the method are suitable for automatically generating the examination paper.
Description
Technical field
The present invention relates to a kind of paper automatically generating device based on BLOB storage and enhancing Richedit control.
Background technology
Examination is element indispensable in school's routine work as a kind of means of examination student knowledge, technical ability.Paper is the carrier of examination content, and the indexs such as the coverage rate of paper content, objectivity, differentiation have determined the once examination effect of examination to a great extent, so the tissue of paper and generation are very important rings in the whole examination flow process.
Traditional paper generates and all carries out with manual type.Before examination, by the responsible purpose teacher of this section artificial organ paper material, these materials may derive from various documents and materials, also may derive from established exam pool at every turn.Undeniable, the paper that some veteran teachers prepare meticulously has very high quality, but this will drop into a large amount of time and efforts after all, and is difficult to guarantee steadily in the long term Examination Papers ' Quality, also has inevitably some subjective factor impacts.
Along with the progress of infotech, Automated Technology in Office, some reforms have also occured in the form that paper generates.Some online testing systems have appearred, or based on the Literacy Testing System of exam pool.These systems can extract examination question in random mode in item database, be organized into complete paper, have improved to a certain extent objectivity and the randomness of paper content, but have a significantly deficiency, and namely the examination question type is single.Cause the reason of above problem to have two: one, the load module function of existing creation system for test paper is weak, does not support the input of the elements such as image, formula; The 2nd, this type systematic all is to store examination question with the form of text in database, although there are some creation system for test papers to support the storage of image, can not provide effective support to complex situations such as formula, picture and text mixed compositions.So just greatly limit the dirigibility of organizing paper, caused existing creation system for test paper can only finish the tissue of some simple form papers.In addition, existing system is perfect not enough aspect the details of paper parameter setting, also needs to make improvement.
Summary of the invention
The present invention is directed to existing creation system for test paper and do not support complex object, cause the paper form single, the form of content of examination and very flexible, and the details imperfection problem of paper formation, thus a kind of paper automatically generating device based on BLOB storage and enhancing RichEdit control is proposed.
A kind of paper automatically generating device based on BLOB storage and enhancing RichEdit control, it comprises customer data base 1, subject database 2, item database 3, subject information database 4, system management module 5, paper generation module 8, examination question modified module 9, examination question typing module 10, examination question retrieval module 11 and subject information management module 12;
Include a BLOB modular converter 6 in paper generation module 8, examination question modified module 9, the examination question typing module 10 and a RTF conductance enters/derive module 7;
BLOB modular converter 6 is used for the mutual conversion between realization RTF data stream and the binary object; When the storage examination question, the RTF circulation that the original examination question of user's typing is derived is changed to binary data blocks, stores in the item database 3; When reading examination question, from item database 3, read binary data blocks, revert to RTF stream;
The RTF conductance enters/derives module 7, and with the RichEdit control of the enhancing carrier as the data that contain ole object, this control has been expanded the IRichEditOleCallback interface of RichEdit control among the MFC, is used for supporting importing and exporting of ole object; When the storage examination question, the content in user's input control is exported as RTF stream, output to BLOB modular converter 6; When reading examination question, receive the RTF stream of derivation from BLOB modular converter 6, and resolve to raw data, that is: contents of test question;
Wherein contents of test question is stored in the BLOB mode, and the relevant information of each examination question is with text or value type storage; The relevant information of examination question comprises topic type, score value, emphasis content of examination/non-emphasis content of examination mark and the key word of this examination question;
Examination question modified module 9 is used for the user and retrieves at item database 3 with key word; Also be used for examination question is made amendment, and after revising item database 3 upgraded;
Examination question typing module 10, be used for the user examination question input item database 3, be specially: after the user strengthens the RichEdit control to the contents of test question input, by strengthening the RichEdit control contents of test question is converted to RTF stream, by BLOB modular converter 6 the RTF circulation is changed to binary object again, is stored in the item database 3;
Examination question retrieval module 11 is used for the user and examination question is retrieved at item database 3 in the mode of keyword, and returns relevant examination question record;
Subject information management module 12, be used for the user and the relevant information of test subject is arranged and upgrade, described relevant information to test subject comprises the topic type that this subject will examine, total score value of every kind of topic type, this subject extracts examination question in key content and non-key content number percent.
Use a kind of paper automatic generation method based on BLOB storage and enhancing RichEdit control of said apparatus, it is realized by following steps:
Step a: read subject information from subject information database 4, described subject information comprises total score value of each topic type of this subject, the examination ratio of key content and non-key content;
Step b: judge whether to finish the extraction of all topic types, if judged result is yes, execution in step e then; If the determination result is NO, execution in step c then;
Step c: judge whether the total score value that has extracted examination question under the current topic type reaches preset value, if judged result is yes,
Then carry out and return step b, if the determination result is NO, execution in step d then;
Steps d: in item database 3 inquiry all with the examination question of current topic type coupling, randomly draw in record set according to the current residual score value, the examination question major key that is extracted into is added to have extracted examination question concentrated; The described examination question collection that extracted will carry out the repeat element inspection, prevent from extracting identical examination question, and return execution in step c;
Step e: the major keys of all examination questions that are extracted in item database 3 that extracted the examination question centralized stores, the examination question that these major keys are corresponding namely consists of a complete paper.According to these Major keys, in item database 3, read the BLOB field of respective record, be converted to RTF stream by BLOB modular converter 6, and the RTF conductance is entered to strengthen the RichEdit control;
Step f: the content that will strengthen in the RichEdit control imports in the prefabricated word template by Office Automation interface;
Step g: discharge database and connect, finish paper and generate.
The method of changing between blob data and the RTF data stream among the step e is realized by following steps:
Examination question or storage examination question are read in step 1,6 judgements of BLOB modular converter, if be the storage examination question, then execution in step two; If for reading examination question, then execution in step four;
Step 2: read RTF data stream to be stored with binary mode, read in simultaneously the relevant information of this examination question;
Step 3: binary stream and the examination question relevant information of reading in the step 2 are organized as a record, are inserted in the item database 3, and execution in step six;
Step 4: from item database 3, inquire relative recording, read each field;
Step 5: the BLOB field in the record of reading is reverted to the RTF data stream in binary mode;
Step 6: discharge database and connect, finish between blob data and the RTF data stream and change.
The step that the RTF conductance enters/derives among the step e is:
Step α: the RTF conductance enters/derives module 7 judgements and reads examination question or storage examination question, if be storage examination question, then execution in step β; If for reading examination question, execution in step γ then;
Step β: the content that will strengthen in the RichEdit control is output as RTF stream;
Step γ: read RTF stream, resolve to original contents of test question.
Adopt examination question modified module 9 to realize the examination question modification, its concrete steps are:
Steps A: the keyword according to user's input is retrieved in item database 3, finds out all examination questions that mate with this keyword, the return results record set;
Step B: by BLOB modular converter 6 the BLOB field in the record set is converted to RTF stream, again the RTF conductance is entered the integrated enhancing RichEdit control of examination question modified module 9, finish the recovery of original contents of test question;
Step C: the user replaces original contents of test question with fresh content, and amended examination question is exported as RTF stream, is converted into binary stream by BLOB modular converter 6 again, upgrades the BLOB field of original examination question in the item database 3 with it;
Step D: discharge database and connect, finish examination question and revise.
Adopt examination question typing module 10 to realize the examination question typing, its concrete steps are:
Step I: the user inputs the integrated enhancing RichEdit control of examination question typing module 10 with contents of test question;
Step II: RTF imports/derive module 7 will be strengthened content in the RichEdit control and be converted to RTF stream, send into BLOB modular converter 6;
Step II I:BLOB modular converter 6 is changed to binary stream with the RTF circulation, forms the BLOB field, in conjunction with other information of this examination question, consists of a record, and this record is added in the item database 3;
Step IV: discharge database and connect, finish the examination question typing.
The present invention is based on the enhancing RichEdit control of BLOB storage mode and support ole object, realized a kind of paper generating apparatus of supporting complex object, this device is supported the typing of the complex objects such as image, formula well, can realize the mixed composition of text and types of objects, greatly improved the paper content-form dirigibility, enriched the quantity of information of paper.In addition, this device has carried out the differentiation of key content and non-key content to content of examination, and is also more flexible aspect the balance of the examination center of gravity of paper.
Description of drawings
Fig. 1 is the structural representation that installs among the present invention;
Fig. 2 is the process flow diagram of paper systematic function among the present invention;
Fig. 3 is the process flow diagram of RTF data stream and blob data conversion among the present invention;
Fig. 4 is the process flow diagram that the RTF conductance enters/derives among the present invention;
Fig. 5 is the process flow diagram of examination question modify feature among the present invention;
Fig. 6 is the process flow diagram that pilot scale questions record of the present invention enters function.
Embodiment
Embodiment one: present embodiment is described below in conjunction with Fig. 1.A kind of paper automatically generating device based on BLOB storage and enhancing RichEdit control, comprise such as lower module: customer data base 1, subject database 2, item database 3, subject information database 4, system management module 5, BLOB modular converter 6, RTF (Rich Text Format, rich text form) conductance enter/derive module 7, paper generation module 8, examination question modified module 9, examination question typing module 10, examination question retrieval module 11 and subject information management module 12.
Described customer data base 1, it is the database of all user profile of storage, the user role type comprises keeper and common teachers, and each common teachers user correspondence corresponding test subject, can only revise the examination question data of its corresponding accounts to guarantee each teacher user;
Described subject database 2, all Course in Englishs in the storage creation system for test paper;
Described item database 3, the storage contents of test question reaches the relevant information with each examination question.Wherein contents of test question is stored in BLOB (Binary Large Object, binary large object) mode, and relevant information is with text or value type storage; The relevant information of examination question comprises topic type, score value, emphasis content of examination/non-emphasis content of examination mark and the key word etc. of this examination question;
Described subject information database 4 is stored the relevant information of all subjects, and every relevant information of test subject comprises the topic type that this subject will examine, total score value of every kind of topic type, this subject extracts examination question in key content and non-key content number percent etc.;
Described system management module 5 has the three aspects: function, and the one, the add-on system user comprises administrator and teacher user; The 2nd, the keeper creates test subject, only has the created test subject of keeper, and the teacher could add the information such as examination question in this subject; The 3rd, the system maintenance function is such as data library backup, recovery etc.
Described BLOB modular converter 6 is realized the mutual conversion between RTF data stream and the binary large object.When the storage examination question, the RTF circulation that the original examination question of user's typing is derived is changed to binary block, stores in the item database 3; When reading examination question, from item database 3, read binary data blocks, revert to RTF stream.
Described RTF conductance enters/derives module 7, and with the RichEdit control of the enhancing carrier as the data that contain ole object, this control has been expanded the IRichEditOleCallback interface of RichEdit control among the MFC, makes it support importing and exporting of ole object.When the storage examination question, the content in user's input control is exported as RTF stream, output to the BLOB modular converter; When reading examination question, receive the RTF stream of derivation from the BLOB modular converter, it is resolved to raw data, i.e. contents of test question;
Described paper generation module 8, integrated BLOLB modular converter and RTF conductance enter/derive module, according to the parameter setting in the subject information module, in item database 3, randomly draw examination question, through the BLOB modular converter scale-of-two examination question data stream is converted to RTF stream, import enhancing RichEdit control, output at last in the Word template document, generate paper.
Described examination question modified module 9, integrated BLOLB modular converter and RTF conductance enter/derive module, allow the user to retrieve in item database 3 with key word, make amendment after finding out the examination question that needs to revise, and item database is upgraded.
Described examination question typing module 10, integrated BLOLB modular converter and RTF conductance enter/derive module, are that the user is the interface of examination question input item database 3.After the user strengthens the RichEdit control to the contents of test question input, by strengthening the RichEdit control contents of test question is converted to RTF stream, by the BLOB modular converter RTF circulation is changed to binary object again, be stored in the item database 3.
Described examination question retrieval module 11 is that the user retrieves examination question in item database in the mode of keyword, and returns relevant examination question record.
Described subject information management module 12, allow the user that the relevant information of test subject in the subject information database 4 is arranged and upgrade, these information comprise the topic type that this subject will examine, total score value of every kind of topic type, this subject extracts examination question in key content and non-key content number percent etc.
Embodiment two: in conjunction with Fig. 2 present embodiment is described, uses a kind of paper automatic generation method based on BLOB storage and enhancing RichEdit control of embodiment one, it is realized by following steps:
Step a: from subject information database 4, read the setting of subject information, comprise total score value of each topic type of this subject, the information such as the examination ratio of key content and non-key content;
Step b: if finished the extraction of all topic types, forward step e to, otherwise forward step c to;
Step c: reached preset value if current topic type has extracted total score value of examination question, forwarded step b to, otherwise forward steps d to;
Steps d: in item database 3 inquiry all with the examination question of current topic type coupling, randomly draw in record set according to the current residual score value, the examination question major key that is extracted into is added to have extracted examination question concentrated.Extract the examination question collection and will carry out the repeat element inspection, prevented from extracting identical examination question, forwarded step c to;
Step e: this moment the major keys of all examination questions that are extracted in item database 3 that extracted the examination question centralized stores, the examination question that these major keys are corresponding namely consists of a complete paper.According to these Major keys, in item database 3, read the BLOB field of respective record, be converted to RTF stream by BLOB modular converter 6, and the RTF conductance is entered to strengthen the RichEdit control;
Step f: the content that will strengthen in the RichEdit control imports in the prefabricated word template by Office Automation interface;
Step g: discharge database and connect, finish paper and generate.
Embodiment three: present embodiment is described below in conjunction with Fig. 3.Present embodiment is the further restriction of embodiment two: described BLOB modular converter 6 realizes that the step of changing between RTF data stream and the blob data is:
Step 1: if the storage examination question forwards step 2 to, if read examination question, forward step 4 to;
Step 2: read RTF data stream to be stored with binary mode, read in simultaneously this examination question relevant information;
Step 3: binary stream and the examination question relevant information of reading in the step 2 are organized as a record, are inserted in the item database 3, forward step 6 to;
Step 4: from item database 3, inquire relative recording, read each field;
Step 5: the BLOB field in the record of reading is reverted to the RTF data stream in binary mode;
Step 6: discharge database and connect, withdraw from BLOB modular converter 6.
Embodiment four: present embodiment is described in conjunction with Fig. 4.Present embodiment is the further restriction of embodiment two: described RTF conductance enters/derives module 7 and realizes that the step that the RTF conductance enters/derives is:
Step α: if the storage examination question forwards step β to, if read examination question, forward step γ to;
Step β: the content that will strengthen in the RichEdit control is output as RTF stream;
Step γ: read RTF stream, resolve to original contents of test question;
Embodiment five: present embodiment is described in conjunction with Fig. 5.The difference of present embodiment and embodiment one is: described examination question modified module 9 realizes that the step that examination question is revised is:
Steps A: the keyword according to user's input is retrieved in item database 3, finds out all examination questions that mate with this keyword, the return results record set;
Step B: by BLOB modular converter 6 the BLOB field in the record set is converted to RTF stream, again the RTF conductance is entered the integrated enhancing RichEdit control of examination question modified module 9, finish the recovery of original contents of test question;
Step C: the user replaces original contents of test question with fresh content, and amended examination question is exported as RTF stream, is converted into binary stream by BLOB modular converter 6 again, upgrades the BLOB field of original examination question in the item database 3 with it;
Step D: discharge database and connect, finish examination question and revise.
Embodiment six: present embodiment is described in conjunction with Fig. 6.The difference of present embodiment and embodiment one is: described examination question typing module 10 realizes that the step of examination question typing is:
Step I: the user inputs the integrated enhancing RichEdit control of examination question typing module 10 with contents of test question;
Step II: RTF imports/derive module 7 will be strengthened content in the RichEdit control and be converted to RTF stream, send into BLOB modular converter 6;
Step II I:BLOB modular converter 6 is changed to binary stream with the RTF circulation, forms the BLOB field, in conjunction with other information of this examination question, consists of a record, and this record is added in the item database 3;
Step IV: discharge database and connect, finish the examination question typing.
The present invention is not limited to above-mentioned embodiment, can also be the reasonable combination of technical characterictic described in the respective embodiments described above.
Claims (6)
1. one kind based on BLOB storage and strengthen the paper automatically generating device of RichEdit control, and it is characterized in that: it comprises customer data base (1), subject database (2), item database (3), subject information database (4), system management module (5), paper generation module (8), examination question modified module (9), examination question typing module (10), examination question retrieval module (11) and subject information management module (12);
Include a BLOB modular converter (6) in paper generation module (8), examination question modified module (9), the examination question typing module (10) and a RTF conductance enters/derive module (7);
BLOB modular converter (6) is used for the mutual conversion between realization RTF data stream and the binary object; When the storage examination question, the RTF circulation that the original examination question of user's typing is derived is changed to binary data blocks, stores in the item database (3); When reading examination question, from item database (3), read binary data blocks, revert to RTF stream;
The RTF conductance enters/derives module (7), and as the data carrier that contains ole object, this control has been expanded the IRichEditOleCallback interface of RichEdit control among the MFC with the RichEdit control of an enhancing, is used for supporting importing and exporting of ole object; When the storage examination question, the content in user's input control is exported as RTF stream, output to BLOB modular converter (6); When reading examination question, receive the RTF stream of derivation from BLOB modular converter (6), and resolve to raw data, that is: contents of test question;
Customer data base (1) is for all users' of storage information; User role type in the described user profile comprises keeper and common teachers;
Subject database (2) is used for storage examination question Course in English;
Item database (3), the relevant information that is used for storing contents of test question and each examination question;
Wherein contents of test question is stored in the BLOB mode, and the relevant information of each examination question is with text or value type storage; The relevant information of examination question comprises topic type, score value, emphasis content of examination/non-emphasis content of examination mark and the key word of this examination question;
Subject information database (4), be used for the relevant information of all subjects of storage, every relevant information of test subject comprises the topic type that this subject will examine, total score value of every kind of topic type, this subject extracts examination question in key content and non-key content number percent;
System management module (5) is used for the add-on system user, comprises administrator and teacher user; Also be used for the keeper and create test subject; Also be used for system maintenance;
Paper generation module (8), be used for the parameter setting according to the subject information module, in item database (3), randomly draw examination question, through BLOB modular converter (6) scale-of-two examination question data stream is converted to RTF stream, import and strengthen the RichEdit control, output at last in the Word template document, generate paper;
Examination question modified module (9) is used for the user and retrieves at item database (3) with key word; Also be used for examination question is made amendment, and after revising item database (3) upgraded;
Examination question typing module (10), be used for the user examination question is inputted item database (3), be specially: after the user strengthens the RichEdit control to the contents of test question input, by strengthening the RichEdit control contents of test question is converted to RTF stream, by BLOB modular converter (6) the RTF circulation is changed to binary object again, is stored in the item database (3);
Examination question retrieval module (11) is used for the user and examination question is retrieved at item database (3) in the mode of keyword, and returns relevant examination question record;
Subject information management module (12), be used for the user and the relevant information of test subject is arranged and upgrade, described relevant information to test subject comprises the topic type that this subject will examine, total score value of every kind of topic type, this subject extracts examination question in key content and non-key content number percent.
2. right to use requires a kind of paper automatic generation method based on BLOB storage and enhancing RichEdit control of 1, and it is characterized in that: it is realized by following steps:
Step a: read subject information from subject information database (4), described subject information comprises total score value of each topic type of this subject, the examination ratio of key content and non-key content;
Step b: judge whether to finish the extraction of all topic types, if judged result is yes, execution in step e then; If the determination result is NO, execution in step c then;
Step c: judge whether the total score value that has extracted examination question under the current topic type reaches preset value, if judged result is yes, then carries out and return step b, if the determination result is NO, execution in step d then;
Steps d: in item database (3) inquiry all with the examination question of current topic type coupling, randomly draw in record set according to the current residual score value, the examination question major key that is extracted into is added to have extracted examination question concentrated; The described examination question collection that extracted will carry out the repeat element inspection, prevent from extracting identical examination question, and return execution in step c;
Step e: the major keys of all examination questions that are extracted in item database (3) that extracted the examination question centralized stores, the examination question that these major keys are corresponding namely consists of a complete paper.According to these Major keys, in item database (3), read the BLOB field of respective record, be converted to RTF stream by BLOB modular converter (6), and the RTF conductance is entered to strengthen the RichEdit control;
Step f: the content that will strengthen in the RichEdit control imports in the prefabricated word template by Office Automation interface;
Step g: discharge database and connect, finish paper and generate.
3. a kind of paper automatic generation method based on BLOB storage and enhancing RichEdit control according to claim 2 is characterized in that, the method for changing between blob data and the RTF data stream among the step e is realized by following steps:
Examination question or storage examination question are read in step 1, BLOB modular converter (6) judgement, if be the storage examination question, then execution in step two; If for reading examination question, then execution in step four;
Step 2: read RTF data stream to be stored with binary mode, read in simultaneously the relevant information of this examination question;
Step 3: binary stream and the examination question relevant information of reading in the step 2 are organized as a record, are inserted in the item database (3), and execution in step six;
Step 4: from item database (3), inquire relative recording, read each field;
Step 5: the BLOB field in the record of reading is reverted to the RTF data stream in binary mode;
Step 6: discharge database and connect, finish between blob data and the RTF data stream and change.
4. a kind of paper automatic generation method based on BLOB storage and enhancing RichEdit control according to claim 2 is characterized in that, the step that the RTF conductance enters/derives among the step e is:
Step α: the RTF conductance enters/derives module (7) judgement and reads examination question or storage examination question, if be storage examination question, then execution in step β; If for reading examination question, execution in step γ then;
Step β: the content that will strengthen in the RichEdit control is output as RTF stream;
Step γ: read RTF stream, resolve to original contents of test question.
5. a kind of paper automatic generation method based on BLOB storage and enhancing RichEdit control according to claim 2 is characterized in that, adopt examination question modified module (9) to realize the examination question modification, its concrete steps are:
Steps A: the keyword according to user's input is retrieved in item database (3), finds out all examination questions that mate with this keyword, the return results record set;
Step B: by BLOB modular converter (6) the BLOB field in the record set is converted to RTF stream, again the RTF conductance is entered the integrated enhancing RichEdit control of examination question modified module (9), finish the recovery of original contents of test question;
Step C: the user replaces original contents of test question with fresh content, and amended examination question is exported as RTF stream, is converted into binary stream by BLOB modular converter (6) again, upgrades the BLOB field of original examination question in the item database (3) with it;
Step D: discharge database and connect, finish examination question and revise.
6. a kind of paper automatic generation method based on BLOB storage and enhancing RichEdit control according to claim 2 is characterized in that, adopt examination question typing module (10) to realize the examination question typing, its concrete steps are:
Step I: the user inputs the integrated enhancing RichEdit control of examination question typing module (10) with contents of test question;
Step II: RTF imports/derive module (7) will be strengthened content in the RichEdit control and be converted to RTF stream, send into BLOB modular converter (6);
Step II I:BLOB modular converter (6) is changed to binary stream with the RTF circulation, forms the BLOB field, in conjunction with other information of this examination question, consists of a record, and this record is added in the item database (3);
Step IV: discharge database and connect, finish the examination question typing.
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| 张克: "《基于C/S结构的试题库随机组卷系统的研究》", 《中国优秀硕士学位论文全文数据库信息科技辑》 * |
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| CN103902662A (en) * | 2014-03-06 | 2014-07-02 | 杭州施强软件开发有限公司 | Test question generating method based on browser |
| CN103902662B (en) * | 2014-03-06 | 2017-10-20 | 杭州施强网络科技有限公司 | A kind of examination question generation method based on browser |
| CN104504953A (en) * | 2014-12-30 | 2015-04-08 | 浪潮(北京)电子信息产业有限公司 | Method and device for randomly generating examination paper |
| CN107016132A (en) * | 2017-05-19 | 2017-08-04 | 广东小天才科技有限公司 | Online question bank quality improving method and system and terminal equipment |
| CN107016132B (en) * | 2017-05-19 | 2020-04-21 | 广东小天才科技有限公司 | Online question bank quality improving method and system and terminal equipment |
| CN107918655A (en) * | 2017-11-16 | 2018-04-17 | 重庆三峡学院 | A kind of test paper generation management control system and control method |
| CN107862927A (en) * | 2017-11-23 | 2018-03-30 | 北京青果时代教育科技有限公司 | A kind of wrong topic method for sorting and device |
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