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2021 Sep 101-400 exam question
Q11. - (Topic 4)
Which of the following settings for umask ensures that new files have the default permissions -rw-r----- ?
Q12. - (Topic 4)
Creating a hard link to an ordinary file returns an error. What could be the reason for this?
A. The source file is hidden.
B. The source file is read-only.
C. The source file is a shell script.
D. The source file is already a hard link.
E. The source and the target are on different filesystems.
Q13. CORRECT TEXT - (Topic 2)
In which directory must definition files be placed to add additional repositories to yum?
Answer: /etc/yum.repos.d, /etc/yum.repos.d/, yum.repos.d, yum.repos.d/
Q14. - (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
Q15. - (Topic 4)
Which of the following commands changes the number of days before the ext3 filesystem on /dev/sda1 has to run through a full filesystem check while booting?
A. tune2fs -d 200 /dev/sda1
B. tune2fs -c 200 /dev/sda1
C. tune2fs -i 200 /dev/sda1
D. tune2fs -n 200 /dev/sda1
E. tune2fs --days 200 /dev/sda1
Far out 101-400 actual test:
Q16. - (Topic 3)
Regarding the command:
nice -5 /usr/bin/prog
Which of the following statements is correct?
A. /usr/bin/prog is executed with a nice level of -5.
B. /usr/bin/prog is executed with a nice level of 5.
C. /usr/bin/prog is executed with a priority of -5.
D. /usr/bin/prog is executed with a priority of 5.
Q17. - (Topic 3)
Which of the following commands replaces each occurrence of 'bob' in the file letter with 'Bob' and writes the result to the file newletter?
A. sed '/bob/Bob' letter > newletter
B. sed s/bob/Bob/ letter < newletter
C. sed 's/bob/Bob' letter > newletter
D. sed 's/bob/Bob/g' letter > newletter
E. sed 's/bob, Bob/' letter > newletter
Q18. - (Topic 1)
What is the first program that is usually started, at boot time, by the Linux kernel when using SysV init?
Q19. - (Topic 3)
Which of the following commands can be used to create a USB storage media from a disk image?
Q20. - (Topic 3)
When starting a program with the nice command without any additional parameters, which nice level is set for the resulting process?