Use Real 102-500 - 100% Cover Real Exam Questions [Jul-2022]
Dumps Brief Outline Of The 102-500 Exam - VCETorrent
NEW QUESTION 82
What is true about the file /etc/localtime?
- A. It is a symlink to /sys/device/clock/ltime and always contains the current local time.
- B. It is either a symlink to or a copy of a timezone information file such as
/usr/share/zoneinfo/Europe/Berlin. - C. It is created and maintained by the NTP service based on the geolocation of the system's IP address.
- D. It is a plain text file containing a string such as Europe/Berlin.
Answer: B
NEW QUESTION 83
What is true about NetworkManager on a Linux system that uses its distribution's mechanisms to configure network interfaces? (Choose two.)
- A. NetworkManager must be explicitly enabled for each interface it should manage.
- B. NetworkManager disables all interfaces which were not configured by NetworkManager.
- C. NetworkManager can be configured to use the distribution's network interface configuration.
- D. NetworkManager reconfigures all network interfaces to use DHCP unless they are specifically managed by NetworkManager.
- E. NetworkManager by default does not change interfaces which are already configured.
Answer: A,E
NEW QUESTION 84
Of the ways listed, which is the best method to temporarily suspend a user's ability to interactively login?
- A. Use passwd -d username to give the user an empty password.
- B. Use chage to expire the user account.
- C. Change the user's password.
- D. Add the command exit to the user's .login file.
Answer: B
NEW QUESTION 85
On a Linux 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. DNS resolution may not be working as route by default tries to resolve names of routers and destinations and may run into a timeout.
- C. 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.
- D. The local routing information may be corrupted and must be re-validated using a routing protocol.
- E. The Linux Kernel Routing Daemon (LKRD) is not running and should be started using its init script or systemd unit.
Answer: B
NEW QUESTION 86
Which of the following programs can be used to determine the routing path to a given destination?
- A. ping
- B. netstat
- C. dig
- D. route
- E. traceroute
Answer: E
NEW QUESTION 87
Which of the following steps prevents a user from obtaining an interactive login session?
- A. Remove the user from the group staff.
- B. Add the user to /etc/noaccess.
- C. Set the UID for the user to 0.
- D. Run the command chsh -s /bin/false with the user name.
- E. Create a .nologin file in the user's home directory.
Answer: D
NEW QUESTION 88
By default, the contents of which directory will be copied to a new user's home directory when the account is created by passing the -m option to the useradd command? (Specify the full path to the directory.)
Answer:
Explanation:
/etc/skel
NEW QUESTION 89
What information related to a user account is modified using the chage command?
- A. Default permissions for new files
- B. Password expiry information
- C. Set of commands available to the user
- D. Group membership
- E. Default ownership for new files
Answer: B
NEW QUESTION 90
Which command included in NetworkManager is a curses application which provides easy acces to the NetworkManager on the command line? (Specify only the command without any path or parameters.)
Answer:
Explanation:
nmtui
NEW QUESTION 91
Which of the following configuration files should be modified to globally set shell variables for all users?
- A. /etc/.bashrc
- B. /etc/profile
- C. /etc/bashrc
- D. /etc/shellenv
- E. ~/.bash_profil
Answer: B
NEW QUESTION 92
The X11 configuration file xorg.conf is grouped into section. How is the content of the section SectionName represented?
- A. It is placed after the row [SectionName].
- B. It is placed after an initial unindented Section "SectionName" and must be indented by exactly one tab character.
- C. It is placed in curly brackets as in Section SectionName { ... }.
- D. It is placed between a line containing Section "SectionName" and a line containing EndSection.
- E. It is placed between the tags <Section name="SectionName" > and </Section>.
Answer: D
NEW QUESTION 93
Which of the following commands can be used to limit the amount of memory a user may use?
- A. umask
- B. ulimit
- C. passwd
- D. chage
- E. usermod
Answer: B
NEW QUESTION 94
Which of the following environment variables can be defined in locale.conf? (Choose two.)
- A. LC_GEOGRAPHY
- B. LC_USERNAME
- C. LC_UTF8
- D. LC_TIME
- E. LC_ALL
Answer: D,E
NEW QUESTION 95
Which command should be added to /etc/bash_profile to change the language of messages from an internationalised program to Portuguese (pt)? (Select TWO correct answers)
- A. export LC_MESSAGES="pt"
- B. export ALL_MESSAGES="pt"
- C. export LANGUAGE="pt"
- D. export LANG="pt"
- E. export MESSAGE="pt"
Answer: A,D
NEW QUESTION 96
What keyword is missing from this code sample of a shell script?
____ i in *.txt; do
echo $i
done
- A. while
- B. for
- C. loop
- D. until
Answer: B
NEW QUESTION 97
Which character in the password field of /etc/passwd is used to indicate that the encrypted password is stored in /etc/shadow?
- A. #
- B. x
- C. *
- D. -
- E. s
Answer: B
NEW QUESTION 98
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 255.255.255.0 on eth0.
- C. It would be passed to the router 192.168.1.1 on eth0.
- D. It would be directly transmitted on the device wlan0.
- E. It would be passed to the default router 192.168.178.1 on wlan0.
Answer: C
NEW QUESTION 99
What is true regarding public and private SSH keys? (Choose two.)
- A. Several different public keys may be generated for the same private key.
- B. To maintain the private key's confidentiality, the SSH key pair must be created by its owner.
- C. For each user account, there is exactly one key pair that can be used to log into that account.
- D. The private key must never be revealed to anyone.
- E. To allow remote logins, the user's private key must be copied to the remote server.
Answer: B,D
NEW QUESTION 100
What is the conventional purpose of Linux UIDs that are lower than 100?
- A. They are reserved for super user accounts.
- B. They are reserved for the system admin accounts.
- C. They are unused, aside from 0, because they are targets of exploits.
- D. They are used to match with GIDs in grouping users.
- E. They are reserved for system accounts.
Answer: E
NEW QUESTION 101
On a system using shadowed passwords, the most correct permissions for /etc/passwd are ___ and the most correct permissions for /etc/shadow are _________.
- A. -rw-------, -r--------
- B. -rw-r-----, -r--------
- C. -rw-r--r--, -r--------
- D. -rw-r--rw-, -r-----r--
- E. -rw-r--r--, -r--r--r--
Answer: C
NEW QUESTION 102
What is a purpose of an SSH host key?
- A. It must be sent by any SSH client in addition to a user key in order to identify the client's host.
- B. It is used by system services like cron, syslog or a backup job to automatically connect to remote hosts.
- C. It provides the server's identity information to connecting SSH clients.
- D. It authenticates any user that logs into a remote machine from the key's host.
- E. It is root key by which all user SSH keys must be signed.
Answer: C
NEW QUESTION 103
FILL BLANK
Which parameter is missing in the command
ip link set ____ dev eth0
to activate the previously inactive network interface eth0? (Specify the parameter only without any command, path or additional options.)
Answer:
Explanation:
up
NEW QUESTION 104
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