Test
Examen Simulacro II: Linux Essentials
Crea una cuenta gratis para terminar este test
Guarda tu progreso y consulta tu resultado final.
¿Ya tienes cuenta? Inicia sesión
Preguntas del test (40)
1How could one search for the file foo.txt under the directory /home?
- Afind /home -name foo.txt
- Bfind /home foo.txt
- Csearch /home -file foo.txt
- Dsearch /home foo.txt
2Which function does a shell program server?
- AIt receives user commands and executes them
- BIt is responsible for logging a user into the system
- CIt is responsible for establishing a connection to another computer
- DIt provides a graphical environment
3The output of the program date should be saved in the variable actdat. What is the correct statement?
- AActdat='date'
- BDate | acdat
- CSet actdat='date'
- DActdat=date
4Which of the following statements may be used to access the second command line argument to a script?
- A"$1"
- B"$2"
- C'$2'
- D$1
5Which command will display running process information in realtime?
- Aps current
- Btop
- Cshow current
- DProcess
6Which of the following file systems is most commonly used for Linux distributions?
- ANTFS
- BFAT32
- Cext4
- DHFS+
7Which one of the following statements concerning Linux passwords is true?
- APasswords are only stored in encrypted form
- BPasswords may never start with a non-letter
- CAll passwords can be decrypted using the system administrator's master password
- DUsers cannot change their password once it has been set
8Why is the file data.txt empty after executing sort data.txt > data.txt?
- ABecause the file gets truncated before the sort is executed
- BBecause, if data.txt is empty now, it must have been empty before
- CBecause sort cannot sort text files, only binary files
- DBecause sort detects that both files are the same
9Where is the BIOS located?
- ARAM
- BLCD Monitor
- CHard drive
- DMotherboard
10You have a program called /user/bin/foo. You wish to create a symbolic link, /home/user/bin/foo, that points to it. Which command will do this task?
- Aln -s /user/bin/foo /home/user/foo
- Bln -sys /home/user/foo /user/bin/foo
- Cln /user/bin/foo /home/user/foo
- Dln /home/user/foo /user/bin/foo
11What keyword is missing from the following segment of the shell script?
for i in*;----cat $idone- AEndo
- BDo
- CThen
- DFi
12What is the command that will show system boot time messages?
- ADisplay system boot
- BMessages
- Cdmesg
- Dlspci
13Which of the following is a Linux based operating system for use on mobile devices?
- ACentOS
- BDebian
- CAndroid
- DFedora
14Which network interface always exists in a Linux system?
- Alo
- Bwlan0
- Cvlan0
- Deth0
15Which command shows if /usr/bin is in the current shell search path?
- Acat $PATH
- Becho %PATH
- Cecho $PATH
- Decho %PATH%
16What are the three sets of permission for a file?
- AAdministrator, standard user, others
- BUser, group, others
- CAdministrator, group, others
- DUser, standard user, others
17Which of the following programs is not a graphical web browser?
- AChrome
- BKonqueror
- CLinks
- DFirefox
18After installing a new package, in which directory are you most likely find its configuration file?
- A/etc
- B/conf
- C/usr
- D/lib
19What are the three sets of permission for a file?
- AAdministrator, group, others
- BUser, group, others
- CUser, standard user, others
- DAdministrator, standard user, others
20Which of the following is true about open source software?
- AOpen source software is available for commercial use
- BOpen source software is not for sale
- COpen source software can not be copied for free
- DThe freedom to redistribute copies must include binary or executable forms of the software but not the source code.
21What is the preferred source for the installation of new applications?
- AThe distribution's package repository
- BA CD-ROM disk
- CA retail store
- DThe vendor's website
22Which of the following is a combined audio/video interface for transmission of digital data?
- AHDMI
- BDVD
- CVGA
- DATI
23Which of the following commands moves the directory ~/summer-vacation and it content to ~/vacation/2011?
- Amv ~/summer-vacation ~/vacation/2011
- Bmv -R ~/summer-vacation ~/vacation/2011
- Cmove -R ~/summer-vacation ~/vacation/2011
- Dmv /home/summer-vacation /home/vacation/2011
24Which command line can be used to search help files that mention the word "copy"?
- Acopy help
- Bwhatis copy
- Cman l-k copy
- Dcopy -help
25Which of the following software packages is an email server?
- APostfix
- BApache
- CMySQL
- DGIMP
26Which of the following can be used to access the command line?
- ATerminal
- BFirefox
- CBIOS
- DXWindow
27After installing a new package, in which directory are you most likely find its configuration file?
- A/usr
- B/conf
- C/etc
- D/lib
28Why is the file data.txt empty after executing sort data.txt > data.txt?
- ABecause the file gets truncated before the sort is executed
- BBecause sort cannot sort text files, only binary files
- CBecause sort detects that both files are the same
- DBecause, if data.txt is empty now, it must have been empty before
29Which option will cause the echo command NOT to output a trailing newline?
- A-p
- B-e
- C-n
- D-s
30Which of the following statements concerning the General Public License (GPL) is true?
- AIf you changed a program you received under the GPL, you must send your changes to the original author for approval
- BGPL software may never be sold for money
- CThe GPL is identical to the BSD license
- DThe GPL is designed to ensure that the source code of a software remains freely available
31Identify the proper device for the third partition, on the second hard disk, on the first IDE controller on a PC system.
- A/dev/hdb3
- B/dev/hd1b3
- C/dev/hdc1d2p3
- DDev/hdc1a3
32Which command lists all files in the current directory that starts with a capital letter?
- Als A-Z*
- Bls [A-Z]*
- Cls A-Z
- Dls -uppercase-files
33How can the normal output of a command be written to a file while discarding the error output?
- ACommand> file2>/dev/null
- BCommand /dev/null
- CCommand>2>file &1>/dev/null
- DCommand>2>discard-error>file
34Which of the following Ubuntu releases is considered most stable and fit to use for business purposes?
- AUbuntu Vanilla
- BLTS
- CXubuntu
- DKubuntu
35The following file is found in which system file?
root:x:0:0::/root:/bin/bash- A/usr/bin/shadow
- B/etc/passwd
- C/etc/shadow
- D/etc/password
36Which is a suitable command to find the next appearance of the word hidden in a man page being viewed from the command line?
- A/hidden
- B/? hidden
- CCTRL-F hidden
- DFind hidden
37While deleting all files beginning with the letter a there was still the file Access.txt left. Assuming that it had the correct ownership, why was it not deleted?
- ALinux file names are case sensitive
- BRm had to be called with the option -R to delete all files
- CFiles with extensions need a different treatment
- DThe file Access.txt was hidden
38What is the output of the following command?tail -n 20 test.txt
- AThe last 20 lines of test.txt including the black lines
- BThe last 20 lines of test.txt omitting the black lines
- CThe last 20 lines of test.txt with line numbers
- DThe first 20 lines of test.txt
39Which of the following commands will display a list of all files in the current directory, including those that may be hidden?
- Als -a
- Bls --hidden
- Cls -h
- Dls --a
40Which command will display the last line of the file foo.txt?
- Atail -n 1 foo.txt
- Blast -n 1 foo.txt
- Chead -n foo.txt
- Dtail foo.txt
Información
- Descripción
- Test sobre Examen Simulacro II: Linux Essentials, creado por Carlos Alberto Jara Alva el 17/11/2022.
- Idioma
- Español
- Visitas
- 83
- Valoración
- Aún sin valoraciones Valora este test