将/home/stud1/wang目录做归档压缩，压缩后生成wang.tar.gz文件，并将此文件保存到/home目录下，实现此任务的tar命令格式 tar zcvf /home/wang.tar.gz /home/stud1/wang 。

[单选题]在/home/stud1/wang目录下有一文件file，使用（）可实现在后台执行命令，此命令将file文件中的内容输出到file.copy文件中。A . cat file>filE.copyB . cat filefilE.copyC . &cat filefilE.copyD . &cat file>filE.copy

[单选题]已知某用户stud1，其用户目录为/home/stud1。如果当前目录为/home，进入目录/home/stud1/test的命令是（）。A .cd testB .cd/stud1/testC .cd stud1/testD .cd home

Wang ___ ___.A. Oh, no. Let's notB. I'd rather stay at homeC. I'm glad to, but I

[单选题]Wang (guest): That was a delicious dinner. Mrs. Willis (hostess): ______. Would you like to go to the living room now? It's more comfortable there.A．Thank you. Don't mention itB．You're welcomeC．Not so delicious, I'm afraidD．I'm glad you enjoyed

Wang ____ basketball every day.A. playedB. playsC. playD. has played

I think Wang Hao will be the winner .A. I hope soB. I don’t think soC. It’s a pi

[单选题]为了将当前目录下的归档文件myftp.tgz解压缩到/tmp目录下，用户可以使用命令（）A . ta rxvzf myftp.tgz–C/tmpB . tar xvzf myftp.tgz–R/tmpC . a rvzf myftp.tgz–X/tmpD . tar xvzf myftp.tgz/tm

Many-|||-households suffered from poverty,and Wang Wancais family is one of them

[单选题]Miss Wang wanted to know ______for the film.A.why was he lateB.why is he la

[单选题]Miss Wang wanted to know ______for the film.A.why was he lateB.why is he la