1. An examination support apparatus, comprising:
a question database configured to store a plurality of examination questions in a prescribed field in association with an administering section to be administered;
an answer status database configured to store a question identifier to identify each of the examination questions, an examinee identifier to identify an examinee, and an answer status of each of the examination questions answered by the examinee in association with the administering section in which the examination questions in the prescribed field are administered;
a question output unit configured to extract the examination questions associated with the same administering section from the question database and to output the examination questions to an examinee terminal operated by the examinee;
an answer acquisition unit configured to acquire an answer of the examinees to each of the examination questions from the examinee terminal;
a correctincorrect determination unit configured to determine whether the acquired answer is correct or incorrect;
a calculation unit configured to calculate for the examinee a correct-answer percentage to the examination questions in the same administering section in the prescribed field based on a result of the correctincorrect determination; and
a determination unit configured to calculate a change in a correct-answer percentage for the examinee from the correct-answer percentage for the examinee of the examination questions in the same administering section in the prescribed field stored in the answer status database and the correct-answer percentage calculated by the calculation unit, and to determine the change in the correct-answer percentage.
2. The examination support apparatus according to claim 1, wherein
the question output unit identifies an examination question associated with an administering section different from the administering section of the examination questions that the calculation unit uses to calculate the correct-answer percentage of the examinee by referring to the answer status database based on a determination result of the change in the correct-answer percentage, extracts the identified examination question from the question database, and outputs the identified examination question to the examinee terminal.
3. The examination support apparatus according to claim 2, wherein
only when a time elapsed from an input of a start instruction to start an examination including the examination questions of the same administering section is less than a prescribed time indicating a time limit of the examination, the question output unit extracts from the question database the examination question associated with an administering section different from the administering section and outputs the examination question to the examinee terminal.
4. The examination support apparatus according to claim 3, wherein
the answer status database stores an answering time from a time at which the examination question corresponding to the question identifier is displayed on the examinee terminal to a time at which an answer is input in association with the question identifier,
the answer acquisition unit further acquires the answering time from the examinee terminal, and
the question output unit identifies an examination question associated with an answering time that is equal to or less than a difference between the prescribed time indicating the time limit and the elapsed time from among the examination questions in the administering section different from the administering section of examination questions used to calculate the correct-answer percentage by referring to the answer status database.
5. The examination support apparatus according to claim 2, wherein
the answer status database further stores a date and time to administer the examination including examination questions of the same administering section in association with the administering section,
the determination unit refers to the answer status database, identifies a correct-answer percentage of examination questions of a second administering section with which a date and time which is closest to a date and time to administer an examination of the first administering section of the examination questions used to calculate the correct-answer percentage is associated, and determines whether or not a change from the identified correct-answer percentage of the second administering section to the correct-answer percentage of the first administering section is a first change, which is an increase by a prescribed threshold or greater, and
when the change is the first change, the question output unit refers to the answer status database, identifies an examination question that is associated with an administering section different from the first administering section and for which an answer status of the examinee is incorrect answer, and extracts and outputs the identified examination question from the question database.
6. The examination support apparatus according to claim 2, wherein
the answer status database further stores a date and time to administer the examination including examination questions of the same administering section in association with the administering section,
the determination unit refers to the answer status database, identifies a correct-answer percentage of examination questions of a second administering section with which a date and time which is closest to a date and time to administer an examination of the examination questions used to calculate the correct-answer percentage is associated, and determines whether or not a change from the identified correct-answer percentage of the second administering section to the correct-answer percentage of the first administering section is a second change, which is a decrease by a prescribed threshold or greater, and
when the change is the second change, the question output unit refers to the answer status database, identifies an examination question that is associated with an administering section different from the administering section of the examination questions used to calculate the correct-answer percentage and for which an answer status of the examinee is correct answers, and extracts and output the identified examination question from the question database.
7. The examination support apparatus according to claim 5, wherein
when the change is the first change, the determination unit further refers to the answer status database, identifies a correct-answer percentage of examination questions of a third administering section with which a date and time which is prior to and closest to the date and time to administer the second administering section is associated, and determines whether or not a change from the identified correct-answer percentage of the third administering section to the correct-answer percentage of the second administering section is a third change, which is a decrease by a prescribed threshold or greater, and
when the change is the third change, the question output unit refers to the answer status database, identifies examination questions that are associated with an administering section different from the first administering section and for which the answer status of the examinee is incorrect answers, and extracts and outputs the identified examination questions from the question database.
8. The examination support apparatus according to claim 6, wherein
when the change is the second change, the determination unit further refers to the answer status database, identifies a correct-answer percentage of examination questions of a third administering section with which a date and time which is prior to and closest to the date and time to administer the second administering section is associated, and determines whether or not a change from the identified correct-answer percentage of the third administering section to the correct-answer percentage of the second administering section is a fourth change, which is an increase by a prescribed threshold or greater, and
when the change is the fourth change, the question output unit refers to the answer status database, identifies examination questions that are associated with an administering section different from the first administering section and for which the answer status of the examinee is correct answer, and extracts and outputs the identified examination questions from the question database.
9. The examination support apparatus according to claim 2, wherein
the answer status database further stores a date and time to administer the examination including examination questions of the same administering section in association with the administering section,
the determination unit
refers to the answer status database, identifies a correct-answer percentage of examination questions of a second administering section with which a date and time which is closest to a date and time to administer an examination of the first administering section of the examination questions used to calculate the correct-answer percentage is associated, and identifies a correct-answer percentage of examination questions of a second administering section with which a date and time which is prior to and closest to a date and time to administer an examination of the second administering section is associated, and
identifies a change from the correct-answer percentage of the second administering section to the correct-answer percentage of the first administering section and a change from the correct-answer percentage of the third administering section to the correct-answer percentage of the first administering section, and
the question output unit identifies examination questions associated with an administering section different from the first administering section based on the identified change, and extracts and outputs the identified examination questions from the question database.
10. An examination support method comprising:
extracting from a question database storing a plurality of examination question in a prescribed field in association with an administering section to be administered, an examination question associated with a same administering section, and transmitting the examination question to an examinee terminal operated by an examinee;
determining whether an answer to the examination question acquired from the examinee terminal is correct or incorrect,
calculating for the examinee a correct-answer percentage of the examination questions in the same administering section in the prescribed field based on a result of the determination of whether the answer is correct or incorrect; and
referring to an answer status database storing a question identifier to identify each of the examination questions, an examinee identifier to identify an examinee, and an answer status of each of the examination questions answered by the examinee in association with the administering section in which the examination questions in the prescribed field are administered, identifying the correct-answer percentage of the examinee of examination questions in a particular administering section in the prescribed field, calculating a change in a correct-answer percentage of the examinee from the identified correct-answer percentage and the calculated correct-answer percentage, and determining a change in the correct-answer percentage.
11. The examination support method according to claim 10, wherein
the computer identifies an examination question associated with an administering section different from the administering section of the examination questions that the calculation unit uses to calculate the correct-answer percentage of the examinee by referring to the answer status database based on a determination result of the change in the correct-answer percentage, extracts the identified examination question from the question database, and outputs the identified examination question to the examinee terminal.
12. The examination support method according to claim 11, wherein
only when a time elapsed from an input of a start instruction to start an examination including the examination questions of the same administering section is less than a prescribed time indicating a time limit of the examination, the computer extracts from the question database the examination question associated with the administering section different from the administering section and outputs the examination question to the examinee terminal.
13. The examination support method according to claim 11, wherein
the computer
further refers to the answer status database storing a date and time to administer the examination including examination questions of the same administering section in association with the administering section,
identifies a correct-answer percentage of examination questions of a second administering section associated with a particular date and time to administer an examination based on the first administering section of the examination questions used to calculate the correct-answer percentage,
identifies a change from the correct-answer percentage of the second administering section to a correct-answer percentage of the first administering section, and
identifies an examination question associated with an administering section different from the first administering section based on the identified change, and extracts the identified examination question from the question database and outputs the examination question to the examinee terminal.
14. The examination support method according to claim 12, wherein
the computer
refers to the answer status database storing an answering time from a time at which the examination question corresponding to the question identifier is displayed on the examinee terminal to a time at which an answer is input in association with the question identifier,
identifies an examination question associated with an answering time that is equal to or less than a difference between the prescribed time indicating the time limit and the elapsed time from among the examination questions in the administering section different from the administering section of examination questions used to calculate the correct-answer percentage, and extracts and outputs the identified examination question from the question database.
15. A storage medium storing an examination support program that causes a computer to analyze a status of answer by an examinee to examination question, wherein the program causes the computer to execute processing comprising:
extracting from a question database storing a plurality of examination questions in a prescribed field in association with an administering section to be administered, an examination question associated with a same administering section, and transmitting the examination question to an examinee terminal operated by an examinee;
determining whether an answer to the examination question acquired from the examinee terminal is correct or incorrect,
calculating for the examinee a correct-answer percentage of the examination questions in the same administering section in the prescribed field based on a result of the determination of whether the answer is correct or incorrect,
referring to an answer status database storing a question identifier to identify each of the examination questions, an examinee identifier to identify an examinee, and an answer status of each of the examination questions answered by the examinee in association with the administering section in which the examination questions in the prescribed field are administered, identifying the correct-answer percentage of the examinee of examination questions in a particular administering section in the prescribed field, calculating a change in the correct-answer percentage of the examinee from the identified correct-answer percentage and the calculated correct-answer percentage, and determining a change in the correct-answer percentage.
16. The storage medium according to claim 15, wherein
the storage medium stores the examination support program that causes the computer to identify an examination question associated with an administering section different from the administering section of the examination questions that the calculation unit uses to calculate the correct-answer percentage of the examinee by referring to the answer status database based on a determination result of the change in the correct-answer percentage, to extract the identified examination question from the question database, and to output the identified examination question to the examinee terminal.
17. The storage medium according to claim 15, wherein
the storage medium stores the examination support program that causes the computer to extract from the question database the examination question associated with the administering section different from the administering section and to output the examination question to the examinee terminal only when a time elapsed from an input of a start instruction to start an examination including the examination questions of the same administering section is less than a prescribed time indicating a time limit of the examination.
18. The storage medium according to claim 16, wherein the storage medium stores the examination support program that causes the computer
to further refer to the answer status database storing a date and time to administer the examination including examination questions of the same administering section in association with the administering section,
to identify a correct-answer percentage of examination questions of a second administering section associated with a particular date and time to administer an examination based on the first administering section of the examination questions used to calculate the correct-answer percentage,
to identify a change from the correct-answer percentage of the second administering section to a correct-answer percentage of the first administering section, and
to identify an examination question associated with an administering section different from the first administering section based on the identified change, and to extract the identified examination question from the question database and to output the examination question to the examinee terminal.
19. The storage medium according to claim 17, wherein the storage medium stores the examination support program that causes the computer
to refer to the answer status database storing an answering time from a time at which the examination question corresponding to the question identifier is displayed on the examinee terminal to a time at which an answer is input in association with the question identifier, and
to identify an examination question associated with an answering time that is equal to or less than a difference between the prescribed time indicating the time limit and the elapsed time from among the examination questions in the administering section different from the administering section of examination questions used to calculate the correct-answer percentage, and to extract and to output the identified examination question from the question database.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A projection apparatus comprising:
a light tunnel of square tube shape configured to pass light emitted from a light source and change the light to condensed uniform light;
a mirror configured to reflect the light passed through the light tunnel;
a DMD (Digital Micro-mirror Device) configured to reflect the light at an image forming surface irradiated with the light reflected by the mirror and form an image;
a lens configured to project the image formed with the DMD;
a frame on which the light tunnel, the mirror, the DMD, and the lens are supported; and
a rotation adjustment fixing mechanism comprising:
a base rotatably supported on a supporting part formed on the frame at one surface side of the base so that, when an incident port of the light tunnel faces the light source and an exit port faces the mirror, a rotation axis of the base is aligned with a central axis of the light tunnel, the light tunnel being fixed at an opposite surface side at the center of the base with a fixture;
a plurality of pins configured to swingably support one end of the base, each of the plurality of pins being passed through a plurality of holes formed at the one end of the base in a direction perpendicular to the central axis of the light tunnel and attached to the frame;
a spring arranged around each pin and configured to press an inclined surface of the base formed so as to incline in an axial direction of the light tunnel around each hole of the base towards the supporting part side of the frame;
a first screw passed through a hole formed on the other end of the base in a direction perpendicular to the central axis of the light tunnel and screwed into a screw hole formed on the frame, the first screw being configured to press the other end of the base towards the supporting part of the frame with a head; and
a second screw screwed into a screw hole formed on the other end of the base to be passed through the base so that an inclined part formed at a distal end of the second screw engages with an inclined surface formed on the frame, the inclined part formed at the distal end of the second screw being parallel to the inclined surface of the frame, and the second screw being configured to press the base against a side wall of the frame in the axial direction of the light tunnel, wherein
the rotation adjustment fixing mechanism adjusts a rotation angle of the base and fixes the light tunnel to the frame by changing the screw-fit depth of the first screw with respect to the screw hole of the frame and screwing the second screw into the screw hole of the base so as to engage with the inclined surface of the frame.
2. A projection apparatus comprising,
a light tunnel configured to pass light emitted from a light source and change the light to condensed uniform light;
a mirror configured to reflect the light passed through the light tunnel;
an image forming device configured to reflect the light at an image forming surface irradiated with the light reflected by the mirror and form an image;
a lens configured to project the image formed with the image forming device;
a frame on which the light tunnel, the mirror, the image forming device, and the lens are supported; and
a rotation adjustment fixing mechanism configured to adjust a rotation angle of the light tunnel and fix the light tunnel to the frame while an incident port of the light tunnel faces the light source and an exit port faces the mirror,
wherein the rotation adjustment fixing mechanism comprises:
a base rotatably supported on a supporting part formed on the frame at one surface side of the base with the incident port of light of the light tunnel facing the light source and the exit port facing the mirror, the light tunnel being fixed at an opposite surface side at the center of the base with a fixture;
a pin configured to swingably support one end of the base, the pin being passed through a hole formed at the one end of the base in a direction perpendicular to a central axis of the light tunnel and attached to the frame;
a spring configured to bias the one end of the base towards the supporting part of the frame;
a first screw passed through a hole formed on the other end of the base in a direction perpendicular to the central axis of the light tunnel and screwed into a screw hole formed on the frame, the first screw being configured to press the other end of the base towards the supporting part of the frame with a head; and
a second screw screwed into a screw hole formed on the base to pass through the base and engage with an inclined surface formed on the frame so as to incline in an axial direction of the light tunnel, the second screw being configured to press the base against a side wall of the frame in the axial direction of the light tunnel.
3. The projection apparatus according to claim 2, wherein the spring contacts one surface of the base and presses the one end towards the supporting part of the frame, and an inclined surface is formed at the area contacting the spring of the base so that the inclined surface inclines in an opposite direction to the inclined surface of the frame.