From the letter we know, ______. A: Jacky White ordered something from Mr. Bush B: Mr. Bush ordered something from Jacky White C: Jacky White did not get his goods in time D: Jacky White ordered vegetable and fruit from Mr. Bush

Jacky lives ___<br/>Shenzhen. () A: on B: in

用gpasswd将jacky,rose加入caiwu组,查看用户与组信息看有无成功,后来又把jacky从caiwu组删除,如何操作?

请仔细阅读下面材料，并详细写出检索思路。网络时代，网恋时刻都在发生。以下是一个聊天室里的对话：Jacky：很高兴碰到你。Jacky碰到ROSE，太巧了！ROSE：呵呵，是啊。有缘千里来相会嘛。Jacky：你是做什么工作的啊？可以告诉我吗？ROSE：我在一家药房工作呢！⋯⋯（经过几个月的网聊，Jacky发现自己已经深深爱上了ROSE。见ROSE一面的想法不断冲击着他。不过，ROSE并不同意见面。）Jacky：你上班环境好吗？ROSE：挺好的，旁边就是我们这儿最有名的碑，交通什么的都很方便。Jacky：哦。那我能来见你一面吗？ROSE：为什么要见面呢？网上不是挺好的吗？Jacky：⋯⋯Jacky很痛苦，就象TOM想JERRY一样，他太想见到她了。但他甚至于连她在什么地方都还不知道。这时，Jacky注意到这个聊天室可以看到网友的IP地址，于是他查到ROSE的IP地址是222.182.92.255。亲爱的朋友，为有情人终成眷属，你能把Jacky带到ROSE所在的工作地点吗？

谁发明了Arduino（ ）。 A: Michael B: Massimo Banzi C: Jacky D: Bill Gates

1,用useradd命令以默认值建一个用户jack 2,用useradd命令新建一个用户rose,uid为555,gid为500,别名注释为:rhce,主目录在/rose 3,在/etc/passwd中查看两个新加的用户信息 (tail,vipw,cat...) 4,在/etc/group中查看有没有相应的组生成,并用用户信息查询命令查看 (id finger groups) 5,用usermod命令修改jack的uid为666,用户名改为jacky 6,用passwd命令把jacky的密码设置为123 7,切换控制台,用jacky帐户登录系统 8,换回控制台,用usermod命令将jacky锁定,验证jacky能否再次登录系统,解锁后呢?

How is Jacky recently A: He is fine. B: He is sick. C: He is crazy about Internet. D: He feels depressed for no reason.

— Do you like the pop star Jay Chou or the moive star Jacky Chen?— ____. I am not their fan. A: Both B: All C: Either D: Neither

It seems that Jacky White will ______. A: not do business with Mr. Bush B: be angry with Mr. Bush C: never speak to Mr. Bush D: continue his business contact with Mr. Bush

Jacky White's situation was ______. A: he had no goods to sell B: the customers no longer trusted him C: he couldn't earn money and lost his old customers D: he had to close his store