Are You a Unix Pro?

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Questions and Answers

Hvaða ár var Unix fyrst gefið út sem stýrikerfi?

  • 1999
  • 1989
  • 1969 (correct)
  • 1979

Hvaða þrjú hlutverk er Unix byggt á?

  • Kernel, shell og applications
  • Kernel, shell og utilities (correct)
  • Kernel, applications og utilities
  • Shell, utilities og applications

Hvaða áhersla er á Unix heimspeki?

  • Að búa til forrit sem eru flókin og margþætt
  • Að búa til forrit sem gera eitt hlutverk vel (correct)
  • Að búa til forrit sem eru falleg og notendavæn
  • Að búa til forrit sem gera margt vel

Hvaða af eftirfarandi er ekki skel í Unix?

<p>php (D)</p> Signup and view all the answers

Hvaða er "prompt" í Unix?

<p>Skipalína viðmót (B)</p> Signup and view all the answers

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Study Notes

  1. Unix is a computer operating system that was first released in 1969.
  2. It is built on a kernel, shell, and utilities.
  3. Unix philosophy emphasizes creating programs that do one thing well.
  4. Unix has many shells, including csh, sh, bash, and zsh.
  5. The prompt is the command line interface for Unix.
  6. Unix commands include mkdir, ls, clear, and rmdir.
  7. The path determines the order in which programs are executed.
  8. Absolute paths start with / and relative paths are relative to the current directory.
  9. pwd shows the current directory and cd changes to a different directory.
  10. . refers to the current directory and .. refers to the parent directory.

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