Ultimate Guide to Prepare 102-500 Certification Exam for LPIC Level1 in 2021
Use Real 102-500 Dumps - Lpi Correct Answers updated on 2021
NEW QUESTION 19
What is the purpose of TCP wrapper?
- A. Encapsulate TCP messages in IP packets.
- B. Bind a network service to a TCP port.
- C. Limit access to a network service.
- D. Add SSL support to plain text TCP services.
- E. Manage and adjust bandwidth used by TCP services.
Answer: C
NEW QUESTION 20
Which of the following environment variables can be defined in locale.conf? (Choose two.)
- A. LC_UTF8
- B. LC_GEOGRAPHY
- C. LC_USERNAME
- D. LC_TIME
- E. LC_ALL
Answer: D,E
NEW QUESTION 21
After adding a new email alias to the configuration, which command must be run in order to ensure the MTA knows about it? (Specify the command without any path but including all required parameters.)
Answer:
Explanation:
newaliases, sendmail -bi
NEW QUESTION 22
Which of the following configuration files should be modified to set default shell variables for all users?
- A. ~/.bash_profile
- B. /etc/profile
- C. /etc/bashrc
- D. /etc/.bashrc
Answer: B
NEW QUESTION 23
What is the conventional purpose of Linux UIDs that are lower than 100?
- A. They are used to match with GIDs in grouping users.
- B. They are reserved for the system admin accounts.
- C. They are reserved for super user accounts.
- D. They are unused, aside from 0, because they are targets of exploits.
- E. They are reserved for system accounts.
Answer: E
NEW QUESTION 24
FILL BLANK
Which option in the /etc/ntp.conf file specifies an external NTP source to be queried for time information?
(Specify only the option without any values or parameters.)
Answer:
Explanation:
server
NEW QUESTION 25
What is true regarding TCP port 23?
- A. Port 23 is the well known port for the rlogin service which is SSL secured by default.
- B. Port 23 is the well known port for the SSH service which provides secure logins.
- C. Port 23 is the well known port for the system login services which are encrypted when the user runs the starttls command in his login shell.
- D. Port 23 is the well known port for the telnet service which is a plain text protocol that should no longer be used.
Answer: D
NEW QUESTION 26
When the command echo $ outputs 1, which of the following statements is true?
- A. It is the exit value of the command executed immediately before echo.
- B. It is the process ID of the echo command.
- C. It is the process ID of the current shell.
- D. It is the exit value of the echo command.
Answer: A
NEW QUESTION 27
Which of the following keywords can be used in the file /etc/resolv.conf? (Choose TWO correct answers.)
- A. substitute
- B. lookup
- C. method
- D. nameserver
- E. search
Answer: D,E
NEW QUESTION 28
Which of the following is a valid IPv6 address?
- A. 2001.db8.819f..1
- B. 2001%db8%9990%%1
- C. 2001:db8:3241::1
- D. 2001::db8:4581::1
- E. 2001:db8:0g41::1
Answer: C
NEW QUESTION 29
What is the purpose of the Sticky Keys feature in X?
- A. To assist users who have difficulty holding down multiple keys at once
- B. To ignore brief keystrokes according to a specified time limit
- C. To repeat the input of a single character
- D. To prevent repeated input of a single character if the key is held down
Answer: A
NEW QUESTION 30
What is true about the ntpdate command?
- A. It sends the local system time to one or many remote NTP time servers for redistribution.
- B. It updates the local system's date (i.e. day, month and year) but not the time (i.e. hours, minutes, seconds).
- C. It is the primary management command for the NTP time server.
- D. It queries one or more NTP time servers and adjusts the system time accordingly.
- E. It can be used by any user to set the user clock independently of the system clock.
Answer: D
NEW QUESTION 31
Which of the following protocols is designed to access the video card output of a virtual machine?
- A. XDMCP
- B. X11
- C. SPICE
- D. Xfce
- E. KDE
Answer: C
Explanation:
Explanation/Reference:
NEW QUESTION 32
Which directory holds the files that configure the xinetd service when using several configuration files instead of an integrated configuration file? (Specify the full path to the directory.)
Answer:
Explanation:
/etc/xinetd.d/, /etc/xinetd.d
NEW QUESTION 33
When the command echo $$ outputs 12942, what is the meaning of 12942?
- A. It is the process ID of the last command which has been placed in the background.
- B. It is the process ID of the echo command.
- C. It is the process ID of the current shell.
- D. It is the process ID of the last command executed.
Answer: C
NEW QUESTION 34
Given the following user's crontab entry:
15 14 * * 1-5 /usr/local/bin/example.sh
When will the script /usr/local/bin/example.sh be executed?
- A. At 14:15 local time, Monday to Friday
- B. At 14:15 local time, February till June.
- C. At 14:15 local time, 1st to 5th day of month.
- D. At 15:14 local time, 1st to 5th day of month.
- E. At 14:15 local time, January till May.
Answer: A
NEW QUESTION 35
For accessibility assistance, which of the following programs is an on-screen keyboard?
- A. GOK
- B. xOSK
- C. atkb
- D. xkb
Answer: A
NEW QUESTION 36
On a regular users workstation the route command takes a long time before printing out the routing table.
Which of the following errors does that indicate?
- A. There may accidentally be more than one default router in which case a default router election has to be done on the network in order to choose one router as the default.
- B. One of the routers in the routing table is not available which causes the automatic router failure detection mechanism (ARF-D) to wait for a timeout.
- C. The local routing information may be corrupted and must be re-validated using a routing protocol.
- D. DNS resolution may not be working as route by default tries to resolve names of routers and destinations and may run into a timeout.
Answer: D
NEW QUESTION 37
Which configuration file contains the default options for SSH clients?
- A. /etc/ssh/ssh
- B. /etc/ssh/ssh_config
- C. /etc/ssh/client
- D. /etc/ssh/ssh_client
- E. /etc/ssh/sshd_config
Answer: B
NEW QUESTION 38
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 MESSAGE="pt"
- B. export UI_MESSAGES="pt"
- C. export LANGUAGE="pt"
- D. export LC_MESSAGES="pt"
- E. export ALL_MESSAGES="pt"
Answer: D
NEW QUESTION 39
......
Introduction to LPIC-1 Linux Administrator, 102-500 exam
The LPIC 102-500 exam, is one of the qualifying exams to attain accreditation of LPIC 1 Linux Administrator, however, to bag the accreditation aspirants have to pass both 102-500 & 102-500. Aspirants must know about:
- Work at the Linux command line, including common GNU and Unix commands;
- Installation and maintenance of Linux workstation, including X11 and setup it up as a network client;
- Handle files and access permissions as well as system security; and
- Architecture of a Linux system;
- Perform easy maintenance tasks: help users, add users to a larger system, backup and restore shutdown, and reboot.
LPI 102-500 Exam Syllabus Topics:
| Topic | Details |
|---|---|
Shells and Shell Scripting | |
| Customize and use the shell environment | Weight: 4 Description: Candidates should be able to customize shell environments to meet users' needs. Candidates should be able to modify global and user profiles. Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| Customize or write simple scripts | Weight: 4 Description: Candidates should be able to customize existing scripts, or write simple new Bash scripts. Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
User Interfaces and Desktops | |
| Install and configure X11 | Weight: 2 Description: Candidates should be able to install and configure X11. Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| Graphical Desktops | Weight: 1Description: Candidates should be aware of major Linux desktops. Furthermore, candidates should be aware of protocols used to access remote desktop sessions. Key Knowledge Areas: -Awareness of major desktop environments -Awareness of protocols to access remote desktop sessions The following is a partial list of the used files, terms and utilities: |
| Accessibility | Weight: 1 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
Administrative Tasks | |
| Manage user and group accounts and related system files | Weight: 5 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| Automate system administration tasks by scheduling jobs | Weight: 4 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| Localisation and internationalisation | Weight: 3 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
Essential System Services | |
| Maintain system time | Weight: 3 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| System logging | Weight: 4 Key Knowledge Areas: Terms and Utilities: |
| Mail Transfer Agent (MTA) basics | Weight: 3 Key Knowledge Areas: Terms and Utilities: |
| Manage printers and printing | Weight: 2 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
Networking Fundamentals | |
| Fundamentals of internet protocols | Weight: 4 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| Persistent network configuration | Weight: 4 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| Basic network troubleshooting | Weight: 4 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| Configure client side DNS | Weight: 2 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
Security | |
| Perform security administration tasks | Weight: 3 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| Setup host security | Weight: 3 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
| Securing data with encryption | Weight: 4 Key Knowledge Areas: The following is a partial list of the used files, terms and utilities: |
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