Quiz
Chapter 1 Quiz
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Perguntas do quiz (21)
1Which of the following commands is used to convert text files for printing?
- Aexport
- Bpr
- Ctr
- Duniq
2Which of the following symbols redirects output to append an existing file in a Linux computer?
- A<<
- B<
- C|
- D>>
- E>
- F;
3Which of the following options is used with the nl command to number the non-empty lines only?
- Ah
- Ba
- Ct
- Dn
4Which of the following symbols is used to redirect all output including errors to a file?
- A2>
- B&>
- C>
- D<
5Which of the following symbols is used to redirect errors to a file?
- A&>
- B<
- C2>
- D>
6Which of the following symbols is used to redirect the output of one command as the input to another command?
- A|
- B&
- C@
- D*
7Which of the following commands shows first ten lines of a file if no arguments are passed?
- Ahead
- Bmore
- Ctail
- Dtop
8Which of the following symbols is expanded when a pattern is matched?
- A!
- B$
- C#
- D*
9Which of the following symbols matches any single character?
- A#
- B*
- C?
- D$
10Which of the following characters is used to direct the output of a command to a file?
- A&
- B|
- C>
- D<
11Which of the following commands is used to reformat a paragraph?
- Ased
- Btar
- Cfmt
- Dsort
12Which of the following symbols is used to redirect a file as an input to a command?
- A<
- B&>
- C2>
- D>
13Which of the following metacharacters is used to send the output of one command as the standard input of the next command?
- A>
- B<
- C&
- D|
14Which of the following conditions ic necessary for using the join command?
- AThe files should be sorted.
- BThe files should only be owned by root
- CThe characters should be in lower case
- DThe files should have at least 100 characters.
15Which of the following commands is used to set an environmental variable?
- Aunset
- Bset
- Cwhich
- Dexport
16Which of the following symbols is used to connect the output of one command to the input of another command?
- A@
- B*
- C|
- D!
17Which of the following commands is used to count the number of characters in a file?
- Awc -a
- Bwc -w
- Cwc -l
- Dwc -m
18Which of the following commands is used to concatenate and print lines of text files to standard output in reverse order?
- Agrep
- Btail
- Ctac
- Dcat
19Which of the following commands is used to view the output on a screen as well as to save it in a file?
- Atee
- Buniq
- Ctouch
- Dxargs
20Which of the following characters is used to direct the contents of a file to a command?
- A<
- B!
- C&
- D>
21Which of the following commands is used to convert tabs in a given file into spaces?
- Aexpand
- Bexport
- Cdsmeg
- Dfmt
Informações
- Descrição
- Linux Command-Line Tools
- Autor
- krabby patty
- Idioma
- English
- Visualizações
- 98
- Etiquetas
- Avaliação
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