Q1. - (Topic 3) 

Immediately after deleting 3 lines of text in vi and moving the cursor to a different line, which single character command will insert the deleted content below the current line? 

A. i (lowercase) 

B. P (uppercase) 

C. p (lowercase) 

D. U (uppercase) 

E. u (lowercase) 

View Answer

Q2. 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.) 

View Answer

Q3. - (Topic 3) 

Which of the following commands will reduce all consecutive spaces down to a single space? 

A. tr '\s' ' ' < a.txt > b.txt 

B. tr -c ' ' < a.txt > b.txt 

C. tr -d ' ' < a.txt > b.txt 

D. tr -r ' ' '\n' < a.txt > b.txt 

E. tr -s ' ' < a.txt > b.txt 

View Answer

Q4. - (Topic 2) 

What can the Logical Volume Manager (LVM) be used for? (Choose THREE correct answers.) 

A. To create RAID 9 arrays. 

B. To dynamically change the size of logical volumes. 

C. To encrypt logical volumes. 

D. To create snapshots. 

E. To dynamically create or delete logical volumes. 

View Answer

Q5. - (Topic 4) 

After running the command umount /mnt, the following error message is displayed: 

umount: /mnt: device is busy. 

What is a common reason for this message? 

A. The kernel has not finished flushing disk writes to the mounted device. 

B. A user has a file open in the /mnt directory. 

C. Another file system still contains a symlink to a file inside /mnt. 

D. The files in /mnt have been scanned and added to the locate database. 

E. The kernel thinks that a process is about to open a file in /mnt for reading. 

View Answer

Q6. - (Topic 2) 

Which of the following commands updates the linker cache of shared libraries? 

A. mkcache 

B. soconfig 

C. mkldconfig 

D. lddconfig 

E. ldconfig 

View Answer

Q7. - (Topic 4) 

How many fields are in a syntactically correct line of /etc/fstab? 

A. 3 

B. 4 

C. 5 

D. 6 

E. 7 

View Answer

Q8. - (Topic 3) 

From a Bash shell, which of the following commands directly executes the instruction from the file /usr/local/bin/runme.sh without starting a subshell? (Please select TWO answers.) 

A. source /usr/local/bin/runme.sh 

B. . /usr/local/bin/runme.sh 

C. /bin/bash /usr/local/bin/runme.sh 

D. /usr/local/bin/runme.sh 

E. run /usr/local/bin/runme.sh 

View Answer

Q9. - (Topic 3) 

Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO correct answers.) 

A. find /tmp -uid root -print 

B. find -path /tmp -uid root 

C. find /tmp -user root -print 

D. find /tmp -user root 

E. find -path /tmp -user root –print 

View Answer

Q10. - (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 

View Answer