The Secret of 101-400 rapidshare

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Q1. - (Topic 4) 

Which of the following commands creates an ext3 filesystem on /dev/sdb1? (Choose TWO correct answers.) 

A. /sbin/mke2fs -j /dev/sdb1 

B. /sbin/mkfs -t ext3 /dev/sdb1 

C. /sbin/mkfs -c ext3 /dev/sdb1 

D. /sbin/mke3fs -j /dev/sdb1 

Answer: A,B 


Q2. - (Topic 2) 

Which of the following commands overwrites the bootloader located on /dev/sda without overwriting the partition table or any data following it? 

A. dd if=/dev/zero of=/dev/sda bs=512 

B. dd if=/dev/zero of=/dev/sda bs=512 count=1 

C. dd if=/dev/zero of=/dev/sda bs=440 count=1 

D. dd if=/dev/zero of=/dev/sda bs=440 

Answer:


Q3. - (Topic 1) 

Which run levels should never be declared as the default run level when using SysV init? (Choose TWO correct answers.) 

A. 0 

B. 1 

C. 3 

D. 5 

E. 6 

Answer: A,E 


Q4. - (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. 

Answer:


Q5. - (Topic 3) 

Which of the following commands will print the last 10 lines of a text file to the standard output? 

A. cat -n 10 filename 

B. dump -n 10 filename 

C. head -n 10 filename 

D. tail -n 10 filename 

Answer:


Q6. CORRECT TEXT - (Topic 3) 

Which signal is missing from the following command that is commonly used to instruct a daemon to reinitialize itself, including reading configuration files? 

killall -s _______ daemon 

Answer: HUP, SIGHUP, 1 


Q7. - (Topic 4) 

Which of the following commands changes the ownership of file.txt to the user dan and the group staff? 

A. chown dan/staff file.txt 

B. chown dan:staff file.txt 

C. chown -u dan -g staff file.txt 

D. chown dan -g staff file.txt 

Answer:


Q8. - (Topic 4) 

Which of the following is the device file name for the second partition on the only SCSI drive? 

A. /dev/hda1 

B. /dev/sda2 

C. /dev/sd0a2 

D. /dev/sd1p2 

Answer:


Q9. - (Topic 3) 

Which of the following commands prints a list of usernames (first column) and their primary group (fourth column) from the /etc/passwd file? 

A. fmt -f 1,4 /etc/passwd 

B. split -c 1,4 /etc/passwd 

C. cut -d : -f 1,4 /etc/passwd 

D. paste -f 1,4 /etc/passwd 

Answer:


Q10. - (Topic 1) 

Which of the following commands reboots the system when using SysV init? (Choose TWO correct answers.) 

A. shutdown -r now 

B. shutdown -r "rebooting" 

C. telinit 6 

D. telinit 0 

E. shutdown -k now "rebooting" 

Answer: A,C