以下哪些命令能找到文件file1和file2不同之处并显示出来:()A、cmp file1 file2B、diff file1 file2C、more file1 file2
以下哪些命令能找到文件file1和file2不同之处并显示出来:()
- A、cmp file1 file2
- B、diff file1 file2
- C、more file1 file2
相关考题:
命令head-120file1file2的含义是:() A.同时显示文件file1和file2的前120行B.同时显示文件file1的前120行并且存入文件file2C.同时删除文件file1和file2的前120行
UNIX系统命令catfile1file2功能是( )。 A、将文件file2的内容添加到文件file1的末尾B、将文件file1的内容添加到文件file2的末尾C、连接文件file1和file2D、显示文件file1和file2
YouneedtorecommendafileaccesssolutionfortheTemplatesshare.Whichtwoactionsshouldyourecommend?() A.AddFile2asanamespaceserverfor\\fabrikam.com\dfs.B.Add\\File2\templatesasafoldertargetfor\\fabrikam.com\dfs\templates.C.IntheGroupPolicypreferencesofGPO2andGPO3,addnewmappeddrives.D.CreateaDFSReplicationgroupthatcontains\\File1\templatesand\\File2\templates.
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下列程序用于将源文件中的字母进行大小写转换,while的条件是【 】。includeinclude 下列程序用于将源文件中的字母进行大小写转换,while的条件是【 】。include<iostream. h>include<fstream. h>include<iomanip. h>void main( )}char ch;fstream filel, file2char fn1[10], fn2[10];cout<<"输入源文件名:";cin>>fn1cout<<"输入目标文件名:";tin>>fn2file1, open(fn1 ,ios: :in);file2, open(fn2, ios:: out);while(________){if(ch>='a'ch<='z')ch=ch-'a'+'A',file2, put(ch),}file1, close(),file2, close();}
Files /tmp/file2 and /tmp/file3 are hard linked to /tmp/file1.What will the result be if a user makes changes to /tmp/file2 at the same time another user tries to delete /tmp/file1?() A.All three files will contain the updates and will remain available.B.All three files will be deleted and no changes will be made to /tmp/file2.C.Only /tmp/file2 will contain the updates, but /tmp/file3 will remain available.D.Both /tmp/file2 and /tmp/file3 will contain the updates and will remain available.
以下程序的功能是()。includemain(){FILE*fPl;*fp2;fp1:fopen("file1","r");fp2:fopen( 以下程序的功能是( )。 # include <stdio.h> main() {FILE*fPl; *fp2; fp1:fopen("file1","r"); fp2:fopen("file2","w"); while(! Feof(fP1)) fputc(fgetc(fP1),fp2); fclose(fP1);fclose(fp2);}A.将磁盘文件的内容显示在屏幕上B.将两个磁盘文件合为一个C.将一个磁盘文件复制到另一个磁盘文件中D.将两个磁盘文件合并后送屏幕
用户user1和user2同属于users组,user1有一个文件file1,需要user2能修改user2的file1文件,改文件需要拥有什么样的权限A、646B、746C、744D、664
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命令head-120file1file2的含义是:()A、同时显示文件file1和file2的前120行B、同时显示文件file1的前120行并且存入文件file2C、同时删除文件file1和file2的前120行
Files /tmp/file2 and /tmp/file3 are hard linked to /tmp/file1. What will the result be if a user makes changes to /tmp/file2 at the same time another user tries to delete /tmp/file1?()A、All three files will contain the updates and will remain available.B、All three files will be deleted and no changes will be made to /tmp/file2.C、Only /tmp/file2 will contain the updates, but /tmp/file3 will remain available.D、Both /tmp/file2 and /tmp/file3 will contain the updates and will remain available.
单选题如果newdir/file2文件不存在,但是目录newdir已存在,mvfile1newdir/file2命令将有什么结果?()Afile1将被移动到newdir并重命名为file2Bfile1将被复制到newdir并命名为file2Cfile1将被删除D将报错,因为以上不是有效的命令
单选题UNIX系统命令cat file1file2功能是()。A将文件file2的内容添加到文件file1的末尾B将文件file1的内容添加到文件file2的末尾C连接文件file1和file2D显示文件file1和file2
多选题You need to recommend a file access solution for the Templates share. Which two actions should you recommend?()AAdd File2 as a namespace server for //fabrikam.com/dfs.BAdd //File2/templates as a folder target for //fabrikam.com/dfs/templates.CIn the Group Policy preferences of GPO2 and GPO3, add new mapped drives.DCreate a DFS Replication group that contains //File1/templates and //File2/templates.
单选题在UNIX中,可用ls命令察看文件属性,一个文件file1的属性为“RW_R_ _ R _ _”,如果对文件赋予本用户读写执行权限,组内用户和其它用户读写权限,则使用()命令。Achmod g+rw,o+r file1Bchmod 755 file1Cchmod g+rwx file1Dchmod 775 file1
判断题命令cat file1 file2 file3把file1和file2组合成file3。A对B错