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Q41. - (Topic 4) 

What do the permissions -rwSr-xr-x mean for a binary file when it is executed as a command? 

A. The command is SetUID and it will be executed with the effective rights of the owner. 

B. The command will be executed with the effective rights of the group instead of the owner. 

C. The execute flag is not set for the owner. Therefore the SetUID flag is ignored. 

D. The command will be executed with the effective rights of the owner and group. 

Answer:


Q42. - (Topic 4) 

Which of the following commands can be used to display the inode number of a given file? 

A. inode 

B. ls 

C. ln 

D. cp Answer: B 


Q43. CORRECT TEXT - (Topic 2) 

Which world-writable directory should be placed on a separate partition in order to prevent users from being able to fill up the / filesystem? (Specify the full path to the directory.) 

Answer: /tmp, tmp, /var/tmp, /tmp/, /var/tmp/ 


Q44. - (Topic 4) 

In order to display all currently mounted filesystems, which of the following commands could be used? (Choose TWO correct answers.) 

A. cat /proc/self/mounts 

B. free 

C. mount 

D. lsmounts 

E. cat /proc/filesystems 

Answer: A,C 


Q45. - (Topic 3) 

What is the difference between the i and a commands of the vi editor? 

A. i (interactive) requires the user to explicitly switch between vi modes whereas a (automatic) switches modes automatically. 

B. i (insert) inserts text before the current cursor position whereas a (append) inserts text after the cursor. 

C. i (independent rows) starts every new line at the first character whereas a (aligned rows) keeps the indentation of the previous line. 

D. i (interrupt) temporarily suspends editing of a file to the background whereas a (abort) terminates editing. 

Answer:


Q46. CORRECT TEXT - (Topic 2) 

Which Debian package management tool asks the configuration questions for a specific already installed package just as if the package were being installed for the first time? (Specify ONLY the command without any path or parameters.) 

Answer: dpkg-reconfigure 


Q47. - (Topic 1) 

Which of the following kernel parameters instructs the kernel to suppress most boot messages? 

A. silent 

B. verbose=0 

C. nomesg 

D. quiet 

Answer:


Q48. - (Topic 3) 

What does the ? symbol within regular expressions represent? 

A. Match the preceding qualifier one or more times. 

B. Match the preceding qualifier zero or more times. 

C. Match the preceding qualifier zero or one times. 

D. Match a literal ? character. 

Answer:


Q49. - (Topic 4) 

Which of the following commands makes /bin/foo executable by everyone but writable only by its owner? 

A. chmod u=rwx,go=rx /bin/foo 

B. chmod o+rwx,a+rx /bin/foo 

C. chmod 577 /bin/foo 

D. chmod 775 /bin/foo 

Answer:


Q50. - (Topic 1) 

Which 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.) 

A. shutdown -R 1 now 

B. shutdown -single now 

C. init 1 

D. telinit 1 

E. runlevel 1 

Answer: C,D