Basics of System Administration - Kashmiri

Questions posted on ST Forums:

• sudo

  what is sudo?

  01-02M 50-60S sanniddhachakrabarti@gmail.com
  
  
  Answer last updated on: March 19, 2021, 2:40 p.m.

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• switch user

  When I switch user to duck, and then I execute the command "who", it does not show the duck, but is showing the administrative username. Why? But if I execute "whoami" command it shows the user duck.

  05-06M 10-20S sanniddhachakrabarti@gmail.com
  
  
  Answer last updated on: March 19, 2021, 2:40 p.m.

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• du -s *.txt

  du -s *.txt, this command gives the file size in which format?

  11-12M 40-50S sanniddhachakrabarti@gmail.com
  
  
  Answer last updated on: March 19, 2021, 2:38 p.m.

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• du and df

  what is du and df command do? If I write df command what output it will give? If I write du what output will it print?

  11-12M 40-50S sanniddhachakrabarti@gmail.com
  
  
  Answer last updated on: March 19, 2021, 2:37 p.m.

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• super user

  what is superuser?

  01-02M 10-20S sanniddhachakrabarti@gmail.com
  
  
  Answer last updated on: March 16, 2021, 12:44 p.m.

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• group id

  id -g gives one id, but id -G gives multiple id, why? What is group and what is group id?

  08-09M 50-60S sanniddhachakrabarti@gmail.com
  
  
  Answer last updated on: March 15, 2021, 1:34 p.m.

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• df -h

  What is the "filesystem" and "Mounted one" in the result of the command df -h ?

  10-11M 40-50S sanniddhachakrabarti@gmail.com
  
  
  Answer last updated on: March 15, 2021, 1:27 p.m.

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• Ubuntu Linux Questions

  What is the role of adduser command and Sudo command in Linux Operating System?

  03-04M 10-20S satheshkumarthirumalaisamy1234
  
  
  Answer last updated on: Aug. 23, 2019, 4:34 p.m.

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• Linux Server Administration

  It's not my question but it's suggestion to provide Linux Server Administration course based on certification .... TY diploma and Engineering students having special subject..

  02-03M 50-60S sgipolytechnic
  
  
  Answer last updated on: Jan. 7, 2015, 7:37 p.m.

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