[Jan 14, 2022] LFCS Exam Dumps - Linux Foundation Practice Test Questions
New Real LFCS Exam Dumps Questions
The benefit in Obtaining the LFCS Exam Certification
When an organization hiring or promotion an employee, then the decision is made by human resources. They do their decisions in a way that takes into record many different factors. One thing is candidates have formal credentials, such as the LFCS.
A candidate might have incredible skills. Employers that do the hiring need to make decisions based on limited information and as it is always. When they view official LFCS certification, they can be guaranteed that a candidate has achieved a certain level of competence.
If the Candidate has the desire to move up to a higher-paying position in an organization. This certification will help as always.
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What is the duration, language, and format of LFCS Exam
Format: Multiple choices, multiple answers
- Number of Questions: 260
- Passing score: 66%
- Length of Examination: 2 Hours
- Language: English
NEW QUESTION 111
CORRECT TEXT
The system's timezone may be set by linking /etc/localtime to an appropriate file in which directory? (Provide the full path to the directory, without any country information)
Answer:
Explanation:
/usr/share/zoneinfo/
NEW QUESTION 112
Which of the following commands puts the output of the command date into the shell variable mydate?
- A. mydate="$((date))"
- B. mydate="date"
- C. mydate="$(date)"
- D. mydate="exec date"
- E. mydate="${date}"
Answer: C
NEW QUESTION 113
CORRECT TEXT
In which file, if present, must all users be listed that are allowed to use the cron scheduling system? (Specify the full name of the file, including path.)
Answer:
Explanation:
/etc/cron.allow
NEW QUESTION 114
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. Another file system still contains a symlink to a file inside /mnt.
- B. The kernel thinks that a process is about to open a file in /mnt for reading.
- C. The kernel has not finished flushing diskwrites to the mounted device.
- D. The files in /mnt have been scanned and added to the locate database.
- E. A user has a file open in the /mnt directory.
Answer: E
NEW QUESTION 115
Which of the following commands set the sticky bit for the directory /tmp? (Choose TWO correct answers.)
- A. chmod 2775 /tmp
- B. chmod 1775 /tmp
- C. chmod +t /tmp
- D. chmod 4775 /tmp
- E. chmod +s /tmp
Answer: B,C
Explanation:
Explanation/Reference:
NEW QUESTION 116
Which of the following is a legacy program provided by CUPS for sending files to the printer queues on the command line?
- A. lpq
- B. lpd
- C. lpr
- D. lpp
Answer: C
NEW QUESTION 117
CORRECT TEXT
Which command, available with all MTAs, is used to list the contents of the MTA's mail queue? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
mailq, /usr/bin/mailq, sendmail -bp, /usr/sbin/sendmail -bp, /usr/lib/sendmail -bp, sendmail, /usr/sbin/sendmail, /usr/lib/sendmail
NEW QUESTION 118
Which of the following statements is correct when talking about /proc/?
- A. All changes to files in /proc/ are stored in /etc/proc.d/ and restored on reboot.
- B. All changes to files in /proc/ are immediately recognized by the kernel.
- C. All files within /proc/ are read-only and their contents cannot be changed.
- D. All files within/proc/ are only readable by the root user.
Answer: B
NEW QUESTION 119
Which of the following may occur as a consequence of using the command ifconfig? (Choose THREE correct answers.)
- A. The routing table may change.
- B. New name servers may be added to the resolver configuration.
- C. The system's host name may change.
- D. Network interfaces may become active or inactive.
- E. IP addresses may change.
Answer: A,D,E
NEW QUESTION 120
Given the following routing table:
How would an outgoing packet to the destination 192.168.2.150 be handled?
- A. It would be directly transmitted on the device eth0.
- B. It would be passed to the default router 192.168.178.1 on wlan0.
- C. It would be passed to the default router 255.255.255.0 on eth0.
- D. It would be passed to the router 192.168.1.1 on eth0.
- E. It would be directly transmitted on the device wlan0.
Answer: D
NEW QUESTION 121
What is the default nice level when a process is started using the nice command?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 122
Which of the following commands can be used to extract content from a tar file?
- A. tar -xvf
- B. tar -e
- C. tar -vf
- D. tar -v
- E. tar -c
Answer: A
Explanation:
Explanation/Reference:
NEW QUESTION 123
How can the normal output of a command be written to a file while discarding the error output?
- A. command >2>file 1&>/dev/null
- B. command < output > /dev/null
- C. command > discard-error > file
- D. command > /dev/null 2&>1 output
- E. command >file 2>/dev/null
Answer: E
NEW QUESTION 124
After modifying GNU GRUB's configuration file, which command must be run for the changes to take effect?
- A. kill -HUP $(pidof grub)
- B. grub
- C. No action is required
- D. grub-install
Answer: C
NEW QUESTION 125
What is the purpose of the Bash built-in export command?
- A. It shares NFS partitions for use by other systems on the network.
- B. It allows disks to be mounted remotely.
- C. It sets up environment variables for applications.
- D. It runs a command as a process in a subshell.
- E. It makes the command history available to subshells.
Answer: C
NEW QUESTION 126
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