問題1
What is the default action of the split command on an input file?
What is the default action of the split command on an input file?
正確答案: A
問題2
During a system boot cycle, what program is executed after the BIOS completes its tasks?
During a system boot cycle, what program is executed after the BIOS completes its tasks?
正確答案: C
問題3
CORRECT TEXT
Which command reads and displays the current contents of the Kernel Ring Buffer on the command line? (Specify ONLY the command without any path or parameters.)
CORRECT TEXT
Which command reads and displays the current contents of the Kernel Ring Buffer on the command line? (Specify ONLY the command without any path or parameters.)
正確答案:
dmesg
問題4
Which of the following statements is correct when talking about /proc/?
Which of the following statements is correct when talking about /proc/?
正確答案: D
問題5
In Bash, inserting 1>&2 after a command redirects
In Bash, inserting 1>&2 after a command redirects
正確答案: D
問題6
Which RPM command will output the name of the package which supplied the file
/etc/exports?
Which RPM command will output the name of the package which supplied the file
/etc/exports?
正確答案: C
問題7
Which of the following commands kills the process with the PID 123 but allows the process to "clean up" before exiting?
Which of the following commands kills the process with the PID 123 but allows the process to "clean up" before exiting?
正確答案: C
問題8
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.)
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.)
正確答案: C,E
問題9
Which of the following is true for hard linked files? (Choose three.)
Which of the following is true for hard linked files? (Choose three.)
正確答案: A,B,D
問題10
Which of the following kernel parameters instructs the kernel to suppress most boot messages?
Which of the following kernel parameters instructs the kernel to suppress most boot messages?
正確答案: B
問題11
Which of the following commands will change the quota for a specific user?
Which of the following commands will change the quota for a specific user?
正確答案: D
問題12
Which of the following commands overwrites the bootloader located on /dev/sda without overwriting the partition table or any data following it?
Which of the following commands overwrites the bootloader located on /dev/sda without overwriting the partition table or any data following it?
正確答案: D
問題13
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?
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?
正確答案: D