103-Part 4

1. 1Which of the following characters can be combined with a separator string in order to read from the current input source until the separator string, which is on a separate line and without any trailing spaces, is reached?

   1. A<<
   2. B<|
   3. C!<
   4. D&<
2. 2Which of the following signals is sent to a process when the key combination CTRL+C is pressed on the keyboard?

   1. ASIGTERM
   2. BSIGINT
   3. CSIGSTOP
   4. DSIGKILL
3. 3Which type of filesystem is created by mkfs when it is executed with the block device name only and without any additional parameters?

   1. Aext2
   2. Bext3
   3. Cext4
   4. DXFS
   5. EVFAT
4. 4How many fields are in a syntactically correct line of /etc/fstab?

   1. A3
   2. B4
   3. C5
   4. D6
   5. E7
5. 5Which command is used to create and initialize the files used to store quota information? (Specify ONLY the command without any path or parameters.) --> [blank_start]quotacheck[blank_end]

   1. Aquotacheck
6. 6Which of the following file permissions belong to a symbolic link?

   1. A-rwxrwxrwx
   2. B+rwxrwxrwx
   3. Clrwxrwxrwx
   4. Dsrwxrwxrwx
7. 7Creating a hard link to an ordinary file returns an error. What could be the reason for this?

   1. AThe source file is hidden.
   2. BThe source file is read-only.
   3. CThe source file is a shell script.
   4. DThe source file is already a hard link.
   5. EThe source and the target are on different filesystems.
8. 8Which of the following commands creates an ext3 filesystem on /dev/sdb1? (Choose TWO correct answers.)

   1. A/sbin/mke2fs -j /dev/sdb1
   2. B/sbin/mkfs -t ext3 /dev/sdb1
   3. C/sbin/mkfs -c ext3 /dev/sdb1
   4. D/sbin/mke3fs -j /dev/sdb1
9. 9Which of the following commands will change the quota for a specific user?

   1. Aedquota
   2. Brepquota
   3. Cquota -e
   4. Dquota
10. 10Which utility would be used to change how often a filesystem check is performed on an ext2 filesystem without losing any data stored on that filesystem?

    1. Amod2fs
    2. Bfsck
    3. Ctune2fs
    4. Dmke2fs
    5. Efixe2fs

11. 11Which of the following Linux filesystems preallocates a fixed number of inodes at the filesystem's make/creation time and does NOT generate them as needed? (Choose TWO correct answers.)

    1. Aext3
    2. BJFS
    3. Cext2
    4. DXFS
    5. Eprocfs
12. 12What is the purpose of the Filesystem Hierarchy Standard?

    1. AIt is a security model used to ensure files are organized according to their permissions and accessibility.
    2. BIt provides unified tools to create, maintain and manage multiple filesystems in a common way.
    3. CIt defines a common internal structure of inodes for all compliant filesystems.
    4. DIt is a distribution neutral description of locations of files and directories.
13. 13Which umask value will result in the default access permissions of 600 (rw-------) for files and 700 (rwx------) for directories? (Specify only the numerical umask value.) --> [blank_start]0077[blank_end]

    1. A0077
14. 14Instead of supplying an explicit device in /etc/fstab for mounting, what other options may be used to identify the intended partition? (Choose TWO correct answers.)

    1. AFIND
    2. BID
    3. CLABEL
    4. DNAME
    5. EUUID
15. 15After running the command umount /mnt, the following error message is displayed:
    umount: /mnt: device is busy.
    What is a common reason for this message?
    
    

    1. AThe kernel has not finished flushing disk writes to the mounted device.
    2. BA user has a file open in the /mnt directory.
    3. CAnother file system still contains a symlink to a file inside /mnt.
    4. DThe files in /mnt have been scanned and added to the locate database.
    5. EThe kernel thinks that a process is about to open a file in /mnt for reading.
16. 16Which of the following commands set the sticky bit for the directory /tmp? (Choose TWO correct answers.)

    1. Achmod +s /tmp
    2. Bchmod +t /tmp
    3. Cchmod 1775 /tmp
    4. Dchmod 4775 /tmp
    5. Echmod 2775 /tmp
17. 17Which of the following commands can be used to display the inode number of a given file?

    1. Ainode
    2. Bls
    3. Cln
    4. Dcp
18. 18Which of the following commands shows the definition of a given shell command?

    1. Awhere
    2. Bstat
    3. Ctype
    4. Dcase
19. 19What do the permissions -rwSr-xr-x mean for a binary file when it is executed as a command?

    1. AThe command is SetUID and it will be executed with the effective rights of the owner.
    2. BThe command will be executed with the effective rights of the group instead of the owner.
    3. CThe execute flag is not set for the owner. Therefore the SetUID flag is ignored.
    4. DThe command will be executed with the effective rights of the owner and group.
20. 20Which of the following pieces of information of an existing file is changed when a hard link pointing to that file is created?

    1. AFile size
    2. BModify timestamp
    3. CLink count
    4. DInode number
    5. EPermissions
21. 21Which file in the /proc filesystem lists parameters passed from the bootloader to the kernel?
    (Specify the file name only without any path.) --> [blank_start]cmdline[blank_end]

    1. Acmdline
22. 22Which of the following options for the kernel\'s command line changes the systemd boot target to rescue.target instead of the default target?

    1. Asystemd.target=rescue.target
    2. Bsystemd.runlevel=rescue.target
    3. Csystemd.service=rescue.target
    4. Dsystemd.default=rescue.target
    5. Esystemd.unit=rescue.target
23. 23Which of the following commands will write a message to the terminals of all logged in users?

    1. Abcast
    2. Bmesg
    3. Cprint
    4. Dwall
    5. Eyell
24. 24Which of the following commands brings a system running SysV init into a state in which it is safe to perform maintenance tasks? (Choose TWO correct answers.)

    1. Ashutdown -R 1 now
    2. Bshutdown -single now
    3. Cinit 1
    4. Dtelinit 1
    5. Erunlevel 1
25. 25Which SysV init configuration file should be modified to disable the ctrl-alt-delete key combination?

    1. A/etc/keys
    2. B/proc/keys
    3. C/etc/inittab
    4. Dproc/inittab
    5. E/etc/reboot

Descripción

Linux 1 Test sobre 103-Part 4, creado por Jakub Sabacinski el 16/01/2019.

Autor

Jakub Sabacinski

Idioma

English

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6

Historial

Creado el 16 ene 2019 · actualizado el 17 ene 2019

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linux 1

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