itgle.com
更多“Furthermore, humans have the ability to modify the environment in which they live, ”相关问题
  • 第1题:

    WhichactionchangesthedefaulteditorforALLusersonthesystemfromvitoeditofthefollowing?()

    A.Issuethecommand:exportEDITOR=/usr/bin/edit

    B.Modify/.profileandchangetheEDITORvariableto/usr/bin/edit

    C.Modify/etc/environmentandaddEDITOR=/usr/bin/editexportEDITOR

    D.Modify/etc/security/defaultsandchangetheEDITORvalueto/usr/bin/edit


    参考答案:C

  • 第2题:

    下列代码中,用于获取SD卡路径的是_______。

    A.Environment.getSD();

    B.Environment.getExternalStorageState();

    C.Environment.getSDDirectory();

    D.Environment.getExternalStorageDirectory();


    Environment.getExternalStorageDirectory()

  • 第3题:

    【单选题】下列哪个命令可以下载HDFS目录/user/root/live.txt

    A.hdfs dfs -get /user/root/live.txt

    B.hdfs dfs -download /user/root/live.txt

    C.hdfs dfs -put /user/root/live.txt

    D.hdfs dfs -move /user/root/live.txt


    hdfs dfs -get /hdfstest/test.txt

  • 第4题:

    【单选题】下列代码中,用于获取SD卡路径的是()

    A.Environment.getSD();

    B.Environment.getExternalStorageState();

    C.Environment.getSD Directory();

    D.Environment.getExternalStorageDirectory();


    Environment.getExternalStorageDirectory()

  • 第5题:

    3、HarmonyOS中的AMS全称是()

    A.Activity管理服务

    B.Activity管理系统

    C.Ability管理系统

    D.Ability管理服务


    正确

  • 第6题:

    查看MySQL中支持存储引擎的语句是 。

    A.SHOW ENGINS; 和 SHOW VARIABLES LIKE 'have%';

    B.SHOW VARIABLES; 和 SHOW VARIABLES LIKE 'have%';

    C.SHOW ENGINS; 和 SHOW ENGINS LIKE 'have%';

    D.SHOW ENGINS; 和 SHOW VARIABLES from 'have%';


    SHOW ENGINS; 和 SHOW VARIABLES LIKE 'have%';