An operator needs to create /dir1/dir2/dir3. The /dir1 does not exist. What command can be used to create dir2 and dir3?()A. mkdir /dir1/dir2/dir3B. mkdir -R dir1/dir2/dir3C. mkdir -p /dir1/dir2/dir3D. mkdir -r /dir1/dir2/dir3

题目
An operator needs to create /dir1/dir2/dir3. The /dir1 does not exist. What command can be used to create dir2 and dir3?()

A. mkdir /dir1/dir2/dir3

B. mkdir -R dir1/dir2/dir3

C. mkdir -p /dir1/dir2/dir3

D. mkdir -r /dir1/dir2/dir3


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参考答案和解析
参考答案:C
更多“An operator needs to create /dir1/dir2/dir3. The /dir1 does not exist. What command can be used to create dir2 and dir3?() ”相关问题
  • 第1题:

    以下创建RandomAccessFile类实例对象的代码,哪些是正确的( )。

    A、RandomAccessFile(newFile("D:\\itcast\\dir1\\test.java"),"rw")

    B、RandomAccessFile("D:\\itcast\\dir1\\test.java","r")

    C、RandomAccessFile("D:\\itcast\\dir1\\test.java")

    D、RandomAccessFile("D:\\itcast\\dir1\\test.java","wr")


    参考答案:AB

  • 第2题:

    下面哪条命令可把./dir1目录(包括它的所有子目录)内容复制到./dir2中?()

    A. cp -i ./dir1/* ./dir2

    B. cp -P ./dir1/* ./dir2

    C. cp -d ./dir1/* ./dir2

    D. cp -r ./dir1/* ./dir2


    参考答案D

  • 第3题:

    将目录dir2复制成dir1


    cp -R dir1 dir2/

  • 第4题:

    tonywouldliketomakeiteasierforusersofthevideoapplicationtoenternewdocusingthe“videoform”,he’dlikeuserstobeabletocreatenew“video”docformwithintheview.Whichoneofthefollowingshouldtonysotobuildthisinterface?()

    A.createaviewactionthathasthefollowingformula:@command([create];”video”)

    B.createaformactionthathasthefollowingformula:@command([compose];”video”)

    C.createaviewactionthathasthefollowingformula:@command([compose];”video”)

    D.createadatabaseactionthathasthefollowingformula:@command([compose];”video”)


    参考答案:C

  • 第5题:

    在MySQL中,指定一个已存在的数据库作为当前工作数据库的命令是()

    A.SELECT

    B.USING

    C.USE

    D.CREATE


    USE