who am I和whoami命令的区别在于whoami表示的是登陆是的用户,who am I表示的是目前的用户。

题目

who am I和whoami命令的区别在于whoami表示的是登陆是的用户,who am I表示的是目前的用户。

参考答案和解析
正确答案:错误
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相似问题和答案

第1题:

如何显示用户当前登录所使用的账号名:()

A.logname(所使用的帐号名)

B.who am i

C.LOGNAME


参考答案:A, B

第2题:

Which of the following is closest in meaning with the sentence: "I am feeling black"?

A. I am sad.

B. I am feeling well.

C. I am dirty.

D. I am very tired.


正确答案:A

38.答案为A  通过第二段...black is depressing可知黑色使人阴郁。

第3题:

阅读下面短文,然后根据短文内容补全文后表格中所缺失的信息,每空限填数字或一个单词。

My name is Jane. My job is to write stories and newsletters for a magazine. I love traveling and hope to visit Great Britain one day. I’d like a pen pal from London, who is interested in discussing the differences between Europe and Asia. I love listening to pop music and playing football.

I am Manuel. I’m a businessman and have a large company with many workers and clerks. I would like to find a pen pal who is also a businessman and lives in North America. I like using the Internet.

I am working in a university. I speak English, French and Russian. My family name is Jackson but my students usually call me Sarah. I’d like a pen pal who is interested in language learning working in Oxford University. I don’t like using computers for learning and I believe that true language learning can only happen in a classroom.

I am Peter and interested in the differences between East Europe and North America. I love riding my horse Jackie and listening to jazz. I usually get at 7 o’clock and go to school around 7:30 in the morning. I want to find a pen pal who has the same interest as me living in Sydney.

Cindy is my first name. I am working in a travel agency. Sometimes I am called Mr. Guide as I am working. I’d like to find a pen pal who comes from Europe. I like playing the piano and listening to jazz. I am interested in history, but I don’t like discussing languages.

First name

What to do

likes

Pen-pal from

Jane

61__________

Travelling, pop music, and playing football

London

Manuel

Businessman

Using 62.________________

North America

63__________

Teacher

Teaching

Oxford University

Peter

Student

Riding horse and listening to jazz

64____________

Cindy

65._________

Playing piano, listening to jazz history

Europe


正确答案:

61 reporter  62. Internet   63.Sarah   64. Sydney  65. guide

第4题:

A:Who's calling, please? B:I am Peter.()

此题为判断题(对,错)。


参考答案:错误

第5题:

Hello, Yang Lin speaking.()

A. I am Carol.

B. This is Carol here.

C. Do you know who I am?


参考答案:B

第6题:

以下哪些命令可以确定当前目录下哪些文件中包含字符串“whoamI”:()

A.grep“whoami“*

B.GREP“whoami“*

C.grepwhoami*


参考答案:A

第7题:

请分析下列程序。 int main() { printf("This is in main program"); if(fork()==0) printf("I am in child process"); else printf("I am in parent process");} 程序正确运行后结果是

A.This is in main program I am in child process I am in parent process

B.This is in main program I am in child process

C.This is in main program I am in parent process

D.This is in main program I am in child process This is in main program I am in parent process


正确答案:A

第8题:

UNIX系统显示本终端用户的信息的命令是( )。

A.who

B.who am I

C.w

D.finger


参考答案:B

第9题:

Am I seriously ill? ( )

A.Who said?

B.I have no idea.

C.There is nothing to worry about.

D.You are strange.


正确答案:C

第10题:

– Who is going to chair the conference? -- _____________.

A、Yes, I am.

B、Our manager.

C、May I help you?

D、That would be fine.


正确答案:B