The Secret of 102-400 exam
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New LPI 102-400 Exam Dumps Collection (Question 5 - Question 14)
New Questions 5
When the command echo $$ outputs 12942, what is the meaning of 12942?
A. It is the process ID of the echo command.
B. It is the process ID of the current shell.
C. It is the process ID of the last command executed.
D. It is the process ID of the last command which has been placed in the background.
Answer: B
New Questions 6
Which of the following commands should be added to /etc/bash_profile in order to change the language of messages for an internationalized program to Portuguese (pt)?
A. export LANGUAGE="pt"
B. export MESSAGE="pt"
C. export UI_MESSAGES="pt"
D. export LC_MESSAGES="pt"
E. export ALL_MESSAGES="pt"
Answer: D
New Questions 7
How is a display manager started?
A. It is started by a user using the command startx.
B. It is started like any other system service by the init system.
C. It is started by inetd when a remote hosts connects to the X11 port.
D. It is started automatically when a X11 user logs in to the system console.
Answer: B
New Questions 8
CORRECT TEXTWhich command is used to set the hostname of the local system? (Specify ONLY the command without any path or parameters.)
Answer: hostname
New Questions 9
After issuing:
function myfunction { echo $1 $2 ; } in Bash, which output does: myfunction A B C
Produce?
A. A B
B. A B C
C. A C
D. B C
E. C B A
Answer: A
New Questions 10
Which commands can be used to change a user's account aging information? (Choose THREE correct answers.)
A. usermod
B. passwd
C. chattr
D. chage
E. chsh
Answer: A,B,D
New Questions 11
What output will the following command sequence produce?
echo '1 2 3 4 5 6' | while read a b c; do echo result: $c $b $a;
done
A. result: 3 4 5 6 2 1
B. result: 1 2 3 4 5 6
C. result: 6 5 4
D. result: 6 5 4 3 2 1
E. result: 3 2 1
Answer: A
New Questions 12
Which of the following lines are valid in the file /etc/hosts? (Choose TWO correct answers.)
A. 2001:db8::15 www.example.com www
B. www.example.com www 203.0.13.15
C. 203.0.113.15 www.example.com www
D. www.example.com,www 203.0.13.15,2001:db8::15
E. 2003.0.113.15,2001:db8::15 www.example.com www
Answer: A,C
New Questions 13
Which command is used to set restrictions on the size of a core file that is created for a user when a program crashes?
A. core
B. edquota
C. ulimit
D. quota
Answer: C
New Questions 14
CORRECT TEXTWhich port is the default server port for the HTTPS protocol? (Specify the port number using digits.)
Answer: 443
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