diff --git a/src/main/java/com/mju/course/domain/model/lecture/Lecture.java b/src/main/java/com/mju/course/domain/model/lecture/Lecture.java
index 2adde26..9f4a21a 100644
--- a/src/main/java/com/mju/course/domain/model/lecture/Lecture.java
+++ b/src/main/java/com/mju/course/domain/model/lecture/Lecture.java
@@ -8,6 +8,9 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+import java.util.ArrayList;
+import java.util.List;
+
 @Entity
 @Getter
 @NoArgsConstructor
@@ -40,6 +43,10 @@ public class Lecture extends BaseTimeEntity {
     @Column(name = "lecture_description")
     private String lectureDescription;
 
+    // 양방향 매핑
+    @OneToMany(mappedBy = "lecture")
+    private List<LectureQuestion> lectureQuestionList = new ArrayList<>();
+
     @Builder
     public Lecture(Curriculum curriculum, int lectureSequence, String lectureTitle,
                    int lectureTime, String lectureKey, String lectureDescription, String lectureInputKey){
diff --git a/src/main/java/com/mju/course/domain/model/lecture/LectureAnswer.java b/src/main/java/com/mju/course/domain/model/lecture/LectureAnswer.java
new file mode 100644
index 0000000..d9f1ce7
--- /dev/null
+++ b/src/main/java/com/mju/course/domain/model/lecture/LectureAnswer.java
@@ -0,0 +1,37 @@
+package com.mju.course.domain.model.lecture;
+
+import com.mju.course.domain.model.BaseTimeEntity;
+import com.mju.course.domain.model.User;
+import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Entity
+@Getter
+@NoArgsConstructor
+public class LectureAnswer extends BaseTimeEntity {
+
+    @Id
+    @Column(name = "lecture_answer_index")
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne
+    @JoinColumn(name="lecture_question_index")
+    private LectureQuestion lectureQuestion;
+
+    @ManyToOne
+    @JoinColumn(name = "user_index")
+    private User user;
+
+    @Column(name = "lecture_answer")
+    private String lectureAnswer;
+
+    // 양방향 매핑
+    @OneToMany(mappedBy = "lectureAnswer")
+    private List<LectureAnswerPhoto> lectureAnswerPhotoList = new ArrayList<>();
+    
+}
diff --git a/src/main/java/com/mju/course/domain/model/lecture/LectureAnswerPhoto.java b/src/main/java/com/mju/course/domain/model/lecture/LectureAnswerPhoto.java
new file mode 100644
index 0000000..8105d10
--- /dev/null
+++ b/src/main/java/com/mju/course/domain/model/lecture/LectureAnswerPhoto.java
@@ -0,0 +1,26 @@
+package com.mju.course.domain.model.lecture;
+
+import com.mju.course.domain.model.BaseTimeEntity;
+import com.mju.course.domain.model.User;
+import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Getter
+@NoArgsConstructor
+public class LectureAnswerPhoto extends BaseTimeEntity {
+
+    @Id
+    @Column(name = "lecture_answer_photo_index")
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne
+    @JoinColumn(name="lecture_answer_index")
+    private LectureAnswer lectureAnswer;
+
+    @Column(name = "lecture_answer_photo_key")
+    private String lectureAnswerPhotoKey;
+    
+}
diff --git a/src/main/java/com/mju/course/domain/model/lecture/LectureQuestion.java b/src/main/java/com/mju/course/domain/model/lecture/LectureQuestion.java
new file mode 100644
index 0000000..0b3c72d
--- /dev/null
+++ b/src/main/java/com/mju/course/domain/model/lecture/LectureQuestion.java
@@ -0,0 +1,42 @@
+package com.mju.course.domain.model.lecture;
+
+import com.mju.course.domain.model.BaseTimeEntity;
+import com.mju.course.domain.model.User;
+import com.mju.course.domain.model.course.Course;
+import com.mju.course.domain.model.course.Skill;
+import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Entity
+@Getter
+@NoArgsConstructor
+public class LectureQuestion extends BaseTimeEntity {
+
+    @Id
+    @Column(name = "lecture_question_index")
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne
+    @JoinColumn(name="lecture_index")
+    private Lecture lecture;
+
+    @ManyToOne
+    @JoinColumn(name = "user_index")
+    private User user;
+
+    @Column(name = "lecture_question")
+    private String lectureQuestion;
+
+    // 양방향 매핑
+    @OneToMany(mappedBy = "lectureQuestion")
+    private List<LectureAnswer> lectureAnswerList = new ArrayList<>();
+
+    @OneToMany(mappedBy = "lectureQuestion")
+    private List<LectureQuestionPhoto> lectureQuestionPhotoList = new ArrayList<>();
+
+}
diff --git a/src/main/java/com/mju/course/domain/model/lecture/LectureQuestionPhoto.java b/src/main/java/com/mju/course/domain/model/lecture/LectureQuestionPhoto.java
new file mode 100644
index 0000000..a46b9bb
--- /dev/null
+++ b/src/main/java/com/mju/course/domain/model/lecture/LectureQuestionPhoto.java
@@ -0,0 +1,25 @@
+package com.mju.course.domain.model.lecture;
+
+import com.mju.course.domain.model.BaseTimeEntity;
+import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Getter
+@NoArgsConstructor
+public class LectureQuestionPhoto extends BaseTimeEntity {
+
+    @Id
+    @Column(name = "lecture_question_photo_index")
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne
+    @JoinColumn(name="lecture_question_index")
+    private LectureQuestion lectureQuestion;
+
+    @Column(name = "lecture_question_photo_key")
+    private String lectureQuestionPhotoKey;
+    
+}
diff --git a/src/main/java/com/mju/course/domain/repository/course/CourseRepositoryImpl.java b/src/main/java/com/mju/course/domain/repository/course/CourseRepositoryImpl.java
index aa46560..399a28c 100644
--- a/src/main/java/com/mju/course/domain/repository/course/CourseRepositoryImpl.java
+++ b/src/main/java/com/mju/course/domain/repository/course/CourseRepositoryImpl.java
@@ -1,11 +1,11 @@
 package com.mju.course.domain.repository.course;
 
 import com.mju.course.domain.model.course.Course;
-import com.mju.course.domain.model.QCourseLike;
+import com.mju.course.domain.model.course.QCourseLike;
 import com.querydsl.core.types.Projections;
 
 import java.util.ArrayList;
-import com.mju.course.domain.model.QCourse;
+import com.mju.course.domain.model.course.QCourse;
 import com.mju.course.domain.model.enums.CourseState;
 import com.mju.course.presentation.dto.response.CoursesReadDto;
 import com.mju.course.presentation.dto.response.admin.AdminReadCoursesDto;
diff --git a/src/main/java/com/mju/course/domain/repository/lecture/LectureAnswerPhotoRepository.java b/src/main/java/com/mju/course/domain/repository/lecture/LectureAnswerPhotoRepository.java
new file mode 100644
index 0000000..8ab6551
--- /dev/null
+++ b/src/main/java/com/mju/course/domain/repository/lecture/LectureAnswerPhotoRepository.java
@@ -0,0 +1,10 @@
+package com.mju.course.domain.repository.lecture;
+
+import com.mju.course.domain.model.lecture.LectureAnswerPhoto;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface LectureAnswerPhotoRepository extends JpaRepository<LectureAnswerPhoto, Long> {
+
+}
diff --git a/src/main/java/com/mju/course/domain/repository/lecture/LectureAnswerRepository.java b/src/main/java/com/mju/course/domain/repository/lecture/LectureAnswerRepository.java
new file mode 100644
index 0000000..172cbc8
--- /dev/null
+++ b/src/main/java/com/mju/course/domain/repository/lecture/LectureAnswerRepository.java
@@ -0,0 +1,10 @@
+package com.mju.course.domain.repository.lecture;
+
+import com.mju.course.domain.model.lecture.LectureAnswer;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface LectureAnswerRepository extends JpaRepository<LectureAnswer, Long> {
+
+}
diff --git a/src/main/java/com/mju/course/domain/repository/lecture/LectureQuestionPhotoRepository.java b/src/main/java/com/mju/course/domain/repository/lecture/LectureQuestionPhotoRepository.java
new file mode 100644
index 0000000..fd1e939
--- /dev/null
+++ b/src/main/java/com/mju/course/domain/repository/lecture/LectureQuestionPhotoRepository.java
@@ -0,0 +1,10 @@
+package com.mju.course.domain.repository.lecture;
+
+import com.mju.course.domain.model.lecture.LectureQuestionPhoto;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface LectureQuestionPhotoRepository extends JpaRepository<LectureQuestionPhoto, Long> {
+
+}
diff --git a/src/main/java/com/mju/course/domain/repository/lecture/LectureQuestionRepository.java b/src/main/java/com/mju/course/domain/repository/lecture/LectureQuestionRepository.java
new file mode 100644
index 0000000..e617f4c
--- /dev/null
+++ b/src/main/java/com/mju/course/domain/repository/lecture/LectureQuestionRepository.java
@@ -0,0 +1,10 @@
+package com.mju.course.domain.repository.lecture;
+
+import com.mju.course.domain.model.lecture.LectureQuestion;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface LectureQuestionRepository extends JpaRepository<LectureQuestion, Long> {
+
+}