考生作答时，设置并保存上次活动时间，可弥补缺失心跳接口调用情况

examcloud-core-oe-student-service/src/main/java/cn/com/qmth/examcloud/core/oe/student/service/impl/ExamRecordQuestionsServiceImpl.java

@@ -347,6 +347,9 @@ public class ExamRecordQuestionsServiceImpl implements ExamRecordQuestionsServic
 
             saveExamQuestion(examRecordDataId, examQuestionInfo.getOrder(), eq);
         }
+
+        // 设置并保存上次活动时间
+        examControlService.setAndSaveActiveTime(examRecordDataId, ip);
     }
 
     @Override