你想在根目录下查找一个名zhangsan的文件时,你使用下面的哪个命令?
A: find / -name zhangsan
B: find / zhangsan
C: find zhangsan -name /
D: find where name zhangsan
A: find / -name zhangsan
B: find / zhangsan
C: find zhangsan -name /
D: find where name zhangsan
举一反三
- 下面哪个命令可以添加一个名为zhangsan 的用户。() A: useradd zhangsan B: useradd -name zhangsan C: useradd -n zhagnsan D: useradd -n -name zhansan
- 你想为/home/zhangsan 文件创建一个软链接,软链接存放在 根目录下,下面哪个命令是正确的? A: ln /home/zhangsan / B: ln /home/zhangsan /zhangsan C: ln -s /home/zhangsan / D: ln -s /home/zhangsan /zhangsan
- 以下关于字符串变量的声明不正确的是? A: var myText = "my name is zhangsan"; B: var myText = 'my name is zhangsan'; C: var myText = 'my name is zhangsan"; D: var myText = "my name is\t zhangsan";
- 【多选题】下面语句可以实现查询user表中“zhangsan”的user,password,logins信息的是 A. select logins,user,password from user where name like ’%zhangsan%’; B. select user,password,logins, from user where name like ’zhangsan’; C. select password,logins,user from user where name=’zhangsan’ limit 1; D. select user,password,logins from user where name=’zhangsan’;
- 声明一个对象,给它加上name属性和show方法显示其name值,以下代码中正确的是() A: varobj=[name:"zhangsan",show:function(){alert(name);}]; B: varobj=,name:"zhangsan",show:”alert(this.name)”-; C: varobj={name:"zhangsan",show:function(){alert(name);}}; D: varobj={name:"zhangsan",show:function(){alert(this.name);}};