How do shadow passwords improve the password security in comparison to standard non-shadow passwords?

Regular users do not have access to the password hashes of shadow passwords.

Every shadow password is valid tor 45 days and must be changed afterwards.

The system's host key is used to encrypt all shadow passwords.

Shadow passwords are always combined with a public key that has to match the user's private key.

Shadow passwords are stored in plain text and can be checked for weak passwords.

Which mechanism does ggfe use to interact with the SSH agent?

Evaluating environment variables such as SSH_AUTH_SOCK.

Connecting to pod 2222 which is used by the system-wide SSH agent.

Using the fixed socket .BBh-ngant/ipe.

Creating an alias replacing anh with calls to ssh-agent.

Starting ssh-agent as a child process for each sir. invocation.

Evaluating environment variables such as SSH_AUTH_SOCK.

What information related to a user account is modified using the change command?

Default ownership for new files

Set of commands available to the user

Default permissions for new files

What is Irue regarding public and private SSH keys? (Choose TWO correct answers.)

The private key must never be revealed to anyone.

To maintain the private key's confidentiality, the SSH key pair must be created by its owner.

For each user account, there is exactly one key pair that can be used to log into that account.

The private key must never be revealed to anyone.

Several different public keys may be generated (or the same private key.

To maintain the private key's confidentiality, the SSH key pair must be created by its owner.

To allow remote logins, the user's private key must be copied to the remote server.

After editing the TCP wrapper configuration to grant specific hosts access to a service. When do these changes become effective?

The new configuration becomes effective immediately for all new connections.

The new configuration becomes effective after restarting the respective service.

The new configuration becomes effective at the next system reboot.

The new configuration becomes effective when the last established connection to the service is closed.

The new configuration becomes effective after restarting the tcpd service.

The new configuration becomes effective immediately for all new connections.

What is Irue regarding the statement beginning with #. that is found in the first line of a script? (Choose TWO correct answers.)

It triggers the installation of the script's interpreter.

It specifies the path and the arguments of the interpreter used to run the script.

It prevents the script from being executed until the, is removed

It triggers the installation of the script's interpreter.

It specifies the path and the arguments of the interpreter used to run the script.

It defines the character encoding of the script.

It is a comment that is ignored by the script interpreter.

What is true about the file .profile in a user's home directory?

It must use a valid shell script syntax.

It must call the binary of the login shell.

It must use a valid shell script syntax.

It must be readable for its owner only.

What does the term Braille Display refer to?

A physical representation of characters using small dots.

A standardized high contract graphical theme for desktop applications

A Linux desktop environment similar to KDE and GNOME.

A legacy display technology superseded by LCD.

A physical representation of characters using small dots.

A standard file format for data exchange, similar to XML

Where is the system journal stored?

/run/Iog/journal/or/var/log/journal/

/var/log/syslog.bin or /var/log/syslog-jrn

/etc/system/journal / or /usr/1ib/sysLend/journal/

What is the about the following command?Nmcli device wifi connect WIFIol

NetworkManager creates a new wifi connection MZTZol and activates it.

NetworkManager opens a new public hotspol with ihe SSID...

NetworkManager creates an unconfigured new virtual network interface named WlFIol.

NetworkManager creates a new wifi connection MZTZol and activates it.

NetworkManager returns an error in case the connection WIFIol does not exist.

NetworkManager reports an error because WIFIol is an invalid wifi device.

What is Irue aboul Network Manager on a Linux syslem that uses its distribution's mechanisms lo configure network interfaces? (Choose TWO correct answers.)

NetworkManager musl be explicitly enabled for each interface it should manage.

NetworkManager by default does not change interfaces which are already configured.

NetworkManager reconfigures all network interfaces to use DHCP unless they are specifically managed by NetworkManager

NetworkManager musl be explicitly enabled for each interface it should manage.

NetworkManager by default does not change interfaces which are already configured.

NetworkManager disables all interfaces which were not configured by NetworkManager.

NetworkManager can be configured to use the distribution's network interface configuration.

If neigher cron, allow nor cron, deny exist in /etc/, which of the following is true?

The default settings of /etc/crond.conf define whether or not user specific crontabs are generally allowed or not.

Without additional configuration, all users may create user specific crontabs.

Without additional configuration, only root may create user specific crontabs.

The aon daemon will refuse to start and report missing files in the system's logfile.

When a user creates a user specific crontab the system administrator must approve it explicitly.

The default settings of /etc/crond.conf define whether or not user specific crontabs are generally allowed or not.

How does the ping command work by default?

It sends an ICMP Echo RequesI lo a remote host and warts to receive an ICMP Echo Response in return.

It sends an ARP request to a remote host and waits to receive an ARP response in return.

It sends a TCP SYN packet to a remote host and waits to receive an TCPACK response in return.

It sends a broadcast packet to all hosts on the net and waits to receive, among others, a response from the target system.

It sends a UDP packet to port 0 of the remote host and waits to receive a UDP error response in return.

LPI 102-500 Practice Test 6 - Free Online Exam Prep & Questions

Which of the following commands display the number of bytes transmitted and received via the etho network interface? (Choose TWO correct answer.)

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LPI 102-500 Practice Test 6

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