NEW QUESTION 1
Which of the following is a Linux based operating system for use on mobile devices?

• A. Debian
• B. Android
• C. CentOS
• D. iOS

Answer: B

NEW QUESTION 2
What are the three sets of permissions for a file?

• A. administrator, standard user, others
• B. user, standard user, others
• C. administrator, group, others
• D. user, group, others

Answer: D

NEW QUESTION 3
Which of the following applications are popular Open Source relational database systems? (Choose two)

• A. DB/2
• B. MongoDB
• C. NoSQL
• D. MySQL
• E. PostgreSQL

Answer: DE

NEW QUESTION 4
Which of the following is a requirement of the GPL license but not the BSD license?

• A. The GPL license requires that any legal disputes be settled with the mediation of the Free Software Foundation.
• B. The GPL license contains a disclaimer of warranty requiring users not to hold the software authors liable for any damages.
• C. The GPL license forbids the removal of copyright and license notices from source code files that are distributed.
• D. Users who modify and distribute the software under the GPL license, must make the modifications they made, available to the recipients under the same license.

Answer: D

NEW QUESTION 5
While 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?

• A. Linux file names are case sensitive.
• B. The file Access.txt was hidden.
• C. The file Access.txt was probably opened by another application.
• D. rm had to be called with the option -R to delete all files.
• E. Files with extensions need a different treatment.

Answer: A

NEW QUESTION 6
What is the output of the following command? for token in a b c; do echo -n ${token}; done

• A. a b c
• B. {a}{b}{c}
• C. $token$token$token
• D. abc
• E. anbncn

Answer: D

NEW QUESTION 7
In order to rename the directory ~/bilder/letzter-urlaub to ~/bilder/sommer-2011, which command line could be used?

• A. rename ~/bilder/letzter-urlaub ~/bilder/sommer-2011
• B. copy -m ~/bilde/letzter-urlaub ~/bilder/sommer-2011
• C. cp -m ~/bilder/letzter-urlaub ~/bilder/sommer-2011
• D. move ~/bilder/letzter-urlaub ~/bilder/sommer-2011
• E. mv ~/bilder/letzter-urlaub ~/bilder/sommer-2011

Answer: E

NEW QUESTION 8
Which of the following programs is used to search for files in a file system?

• A. search
• B. findfiles
• C. flocate
• D. showfiles
• E. locate

Answer: E

NEW QUESTION 9
What is the command to change the password of a user?

• A. password
• B. epasswd
• C. passwd
• D. gpasswd
• E. wpasswd

Answer: C

NEW QUESTION 10
Which command shows all of the directories that the shell searches for programs?

• A. cat $PATH
• B. get $PATH
• C. echo $PATH
• D. more $ALL_PATH
• E. less $PWD

Answer: C

NEW QUESTION 11
What command would you use to get comprehensive documentation about any command in Linux?

• A. get command
• B. locate command
• C. man command
• D. echo command
• E. help command

Answer: C

NEW QUESTION 12
Which statement about users and user groups is correct?

• A. Every user belongs to a least one user group.
• B. User do not have to belong to a user group.
• C. There can be only one user group on a system.
• D. A group can only have one main user.

Answer: A

NEW QUESTION 13
Which of the following commands redirects the output of cmd to the file foo.txt, in which an existing file is overwritten?

• A. cmd > foo.txt
• B. cmd >> foo.txt
• C. cmd && foo.txt
• D. cmd | foo.txt
• E. cmd || foo.txt

Answer: A

NEW QUESTION 14
Which command will display the last line of the file foo.txt?

• A. tail -n 1 foo.txt
• B. last -n 1 foo.txt
• C. tail foo.txt
• D. head -n 1 foo.txt

Answer: A

NEW QUESTION 15
Which of the following filesystems is most commonly used for Linux distributions?

• A. NTFS
• B. FAT32
• C. ext4
• D. HFS+

Answer: C

NEW QUESTION 16
Which of the following possibilities is only available when using open source software?

• A. Access to its source code.
• B. Access to its detailed help manual.
• C. Free use.
• D. Download of all its existing versions.

Answer: A

NEW QUESTION 17
Which of the following commands will display a list all files in the current directory including the hidden files?

• A. ls –a
• B. ls -h
• C. ls -a
• D. ls --hidden

Answer: C

NEW QUESTION 18
When a new user is added, where does his user ID gets stored?

• A. /etc/passwd
• B. /etc/shpasswd
• C. /etc/pass
• D. /etc/realm
• E. /etc/users

Answer: A