diff --git a/pav-server/src/main/java/com/palnet/biz/api/cns/faq/controller/CnsFaqController.java b/pav-server/src/main/java/com/palnet/biz/api/cns/faq/controller/CnsFaqController.java
index d675fd7..4d2b4c6 100644
--- a/pav-server/src/main/java/com/palnet/biz/api/cns/faq/controller/CnsFaqController.java
+++ b/pav-server/src/main/java/com/palnet/biz/api/cns/faq/controller/CnsFaqController.java
@@ -1,13 +1,69 @@
 package com.palnet.biz.api.cns.faq.controller;
 
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
+import com.palnet.biz.api.cns.faq.model.FaqBasModel;
+import com.palnet.biz.api.cns.faq.model.FaqInsertRQModel;
+import com.palnet.biz.api.cns.qna.service.CnsQnaService;
+
+import io.swagger.annotations.ApiOperation;
+import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 
-@RestController
 @Slf4j
+@RestController
 @RequiredArgsConstructor
+@RequestMapping("/api/cns/qna")
+@Tag(name = "QNA", description = "QNA 관련 API")
 public class CnsFaqController {
+
+    private final CnsQnaService cnsQnaService;
+    
     
+    @PostMapping(value = "/insert")
+    @Tag(name = "QNA", description = "QNA 관련 API")
+    @ApiOperation(value = "QnA 등록[답변추가]")
+    public ResponseEntity<Object> insertQna(@RequestBody FaqInsertRQModel rq){
+        log.warn("CnsFaqController - insertQna()");
+        log.warn("rq -> {}", rq);
+
+
+        return ResponseEntity.ok().body(null);
+    }
+
+    @GetMapping("/select")
+    public ResponseEntity<Object> selectQna(@RequestBody FaqBasModel rq){
+        log.warn("CnsFaqController - selectQna()");
+        log.warn("rq -> {}", rq);
+
+
+        return ResponseEntity.ok().body(null);
+    }
+
+    @PostMapping("/update")
+    public ResponseEntity<Object> updateQna(@RequestBody FaqBasModel rq){
+        log.warn("CnsFaqController - updateQna()");
+        log.warn("rq -> {}", rq);
+
+
+        return ResponseEntity.ok().body(null);
+    }
+
+    @GetMapping("/delete")
+    public ResponseEntity<Object> deleteQna(@RequestBody FaqBasModel rq){
+        log.warn("CnsFaqController - deleteQna()");
+        log.warn("rq -> {}", rq);
+
+
+        return ResponseEntity.ok().body(null);
+    }
+
+
+
 }
diff --git a/pav-server/src/main/java/com/palnet/biz/api/cns/faq/model/FaqBasModel.java b/pav-server/src/main/java/com/palnet/biz/api/cns/faq/model/FaqBasModel.java
new file mode 100644
index 0000000..6680c93
--- /dev/null
+++ b/pav-server/src/main/java/com/palnet/biz/api/cns/faq/model/FaqBasModel.java
@@ -0,0 +1,36 @@
+package com.palnet.biz.api.cns.faq.model;
+
+import java.time.Instant;
+
+import lombok.Data;
+
+@Data
+public class FaqBasModel {    
+
+    private int qnaSno;
+
+    private int targetSno;
+    
+    private String category;
+    
+    private String title;
+    
+    private String content;
+    
+    private int fileGroupNo;
+    
+    private String expsrYn;
+    
+    private String delYn;
+    
+    private int viewCnt;
+    
+    private String createUserId;
+    
+    private Instant createDt;
+    
+    private String updateUserId;
+    
+    private Instant updateDt;
+
+}
diff --git a/pav-server/src/main/java/com/palnet/biz/api/cns/faq/model/FaqInsertRQModel.java b/pav-server/src/main/java/com/palnet/biz/api/cns/faq/model/FaqInsertRQModel.java
new file mode 100644
index 0000000..f2129ff
--- /dev/null
+++ b/pav-server/src/main/java/com/palnet/biz/api/cns/faq/model/FaqInsertRQModel.java
@@ -0,0 +1,21 @@
+package com.palnet.biz.api.cns.faq.model;
+
+import java.util.List;
+
+import org.springframework.web.multipart.MultipartFile;
+
+import lombok.Data;
+
+@Data
+public class FaqInsertRQModel {    
+
+    private int targetSno; // 상위 파일 번호
+    
+    private String category;
+    
+    private String title;
+    
+    private String content;
+
+    private List<MultipartFile> files;
+}
diff --git a/pav-server/src/main/java/com/palnet/biz/api/cns/faq/model/FaqRQModel.java b/pav-server/src/main/java/com/palnet/biz/api/cns/faq/model/FaqRQModel.java
deleted file mode 100644
index 9f47071..0000000
--- a/pav-server/src/main/java/com/palnet/biz/api/cns/faq/model/FaqRQModel.java
+++ /dev/null
@@ -1,8 +0,0 @@
-package com.palnet.biz.api.cns.faq.model;
-
-import lombok.Data;
-
-@Data
-public class FaqRQModel {
-    
-}
diff --git a/pav-server/src/main/java/com/palnet/biz/api/comn/file/constant/ExtensionConstant.java b/pav-server/src/main/java/com/palnet/biz/api/comn/file/constant/ExtensionConstant.java
new file mode 100644
index 0000000..0b74066
--- /dev/null
+++ b/pav-server/src/main/java/com/palnet/biz/api/comn/file/constant/ExtensionConstant.java
@@ -0,0 +1,20 @@
+package com.palnet.biz.api.comn.file.constant;
+
+public enum ExtensionConstant {
+    JPG(".jpg"),
+    PNG(".png"),
+    JPEG(".jpeg"),
+    PDF(".pdf"),
+    XLSX(".xlsx"),
+    XLS(".xls"),
+    HWPX(".hwpx"),
+    HWP(".hwp"),
+
+    ;    
+
+    public final String extension;
+
+    private ExtensionConstant(String extension) {
+        this.extension = extension;
+    }
+}
diff --git a/pav-server/src/main/java/com/palnet/biz/api/comn/file/service/ComnFileService.java b/pav-server/src/main/java/com/palnet/biz/api/comn/file/service/ComnFileService.java
index 8c5a86a..9faa543 100644
--- a/pav-server/src/main/java/com/palnet/biz/api/comn/file/service/ComnFileService.java
+++ b/pav-server/src/main/java/com/palnet/biz/api/comn/file/service/ComnFileService.java
@@ -1,6 +1,7 @@
 package com.palnet.biz.api.comn.file.service;
 
 import com.palnet.biz.api.acnt.jwt.utils.JwtTokenUtil;
+import com.palnet.biz.api.comn.file.constant.ExtensionConstant;
 import com.palnet.biz.api.comn.file.model.LaancPdfModel;
 import com.palnet.biz.jpa.entity.ComFileBas;
 import com.palnet.biz.jpa.repository.com.ComFileBasRepository;
@@ -30,9 +31,7 @@ public class ComnFileService {
 
     private final PdfUtils pdfUtils;
     private final JwtTokenUtil jwtTokenUtil;
-    private final ComFileBasRepository comFileBasRepository;
-
-    private final String FILE_EXTENSION = ".pdf";
+    private final ComFileBasRepository comFileBasRepository;    
 
     /**
      * 파일명 만들기, 앞에 기본으로 금일 날짜있음
@@ -53,7 +52,9 @@ public class ComnFileService {
                     .append(name);
         }
 
-        result.append(this.FILE_EXTENSION);
+        
+
+        result.append(ExtensionConstant.PDF.extension);
 
         return result.toString();
     }