LX0-104 Exam Questions
499 real LX0-104 exam questions with expert-verified answers and explanations. Page 7 of 10.
- Question #412Security
Which of the following is NOT and valid scan technique with nmap?
nmapport scanningnetwork reconnaissance - Question #414Essential System Services
What can proxymap be used for in a Postfix installation? (Select TWO correct answers)
Postfixproxymapmail serverchrootlookup tables - Question #415Security
Which of the following parameters should be set in main.cf to enable TLS in Postfix?
PostfixTLSmail serverencryption - Question #416Security
The system administrator wishes to use John the Ripper to confirm that the passwords in a file called passwords are not weak. john has finished but the terminal window running the...
John the Ripperpassword crackingpassword security - Question #417Security
On a new Linux system, the root user is being asked to provide the root user password before being able to use the su command. What line in the /etc/pam.d/su file will allow root t...
PAMsu commandauthenticationroot privileges - Question #418Security
The system administrator wishes to use the pam_listfile.so module to restrict which users are allowed to login via SSH. Which line will configure this behaviour?
PAMSSHuser access controlpam_listfile.so - Question #419Security
Which of the following is NOT included in a Snort rule header?
SnortIDS/IPSrule syntaxnetwork intrusion detection - Question #420Security
What is the purpose of snort inline?
SnortIPSnetwork intrusion preventioniptables - Question #421Security
What is the purpose of tripwire?
Tripwirefile integrity monitoringintrusion detection - Question #422Security
Which of the following commands will create a new, signed tw.pol file?
Tripwirepolicy file creationcommand syntax - Question #423Security
What openssl command will generate a private RSA key of 2048 bits and no passphrase?
OpenSSLRSA key generationprivate key - Question #424Security
What openssl command will generate a certificate signing request (CSR) using the private key file privkey.pem?
OpenSSLCSR generationprivate key - Question #425Security
What openssl command will generate a selfsigned test certificate?
OpenSSLself-signed certificateX.509 - Question #426Security
Which openssl command is used to inspect the information stored in a certificate?
OpenSSLcertificate inspectionX.509 - Question #427Networking Fundamentals
The openssl command can be used to test connections with various secure services. What command will open a connection with a remote POP3S (POP3 over SSL) server?
OpenSSLSSL/TLS connection testingPOP3S - Question #428Security
Which of the following rule directives will email [email protected] and [email protected] when the Mail Configuration rule is violated?
Configuration directivesAlertingEmail notification - Question #429Security
When configuring LDAP to use certificates, which option should be used with the TLSVerifyClient directive to ask the client for a valid certificate in order to proceed normally?
LDAPTLS client verificationcertificates - Question #431Essential System Services
Which of the following parameters in slapd.conf are used to tune the database cache size? (Choose TWO answers.)
LDAP performance tuningslapd.confdatabase cache - Question #433Essential System Services
An administrator notices that searches are being processed sequentially and taking a long time to complete. What should be done to speed up the searches?
LDAP performanceIndexingslapindex - Question #434Essential System Services
Which command will instruct slurpd to process the replication error log in one-shot mode for the server 192.168.0.3?
LDAP replicationslurpd commanderror log processing - Question #436Security
To restrict user authentication to ONLY users who belong to a specific organizational unit, which file should be modified?
LDAP authenticationpam_ldapldap.conf - Question #437Administrative Tasks
Which of the following tools are used to measure memory usage? (Select THREE correct answers.)
Memory monitoringPerformance toolssartop - Question #438Administrative Tasks
When performing a capacity planning exercise, when would taking measurements be most approriate?
Capacity planningPerformance measurementSystem monitoring - Question #439Administrative Tasks
In the following output, what resource is the program being observed using the most?
Resource utilizationPerformance analysisSystem monitoring - Question #440Administrative Tasks
What operating system tools can be used to collect capacity planning data? (Select TWO correct)
Capacity planning toolsiostatvmstatPerformance monitoring - Question #441Networking Fundamentals
Which of the following tools are used to measure network I/O?
netstatnetwork monitoringnetwork I/O - Question #442Administrative Tasks
What is the goal of capacity planning? (Select THREE correct answers.)
capacity planningresource managementsystem sizing - Question #443Shells, Scripting and Data Management
Which of the following is the BEST way to list all defined shell variables?
shell variablesset commandenvironment variables - Question #444Networking Fundamentals
All of the following information is provided in any output from the netstat utility EXCEPT:
netstatnetwork monitoringrouting tables - Question #445Security
On a system using shadowed passwords, the correct permissions for /etc/passwd are ___ and the correct permissions for /etc/shadow are ___.
file permissionsshadow passwords/etc/passwd/etc/shadow - Question #446Networking Fundamentals
Which of the following Class B IPv4 networks are reserved by IANA for private address assignment and private routing? (Select TWO).
private IP addressesIPv4IANARFC 1918 - Question #447Administrative Tasks
The correct crontab entry to execute the script chklog once per hour between 3 p.m. and 5 p.m. on Monday and Thursday each week is, which of the following?
crontabjob schedulingcron syntaxscript execution - Question #448Shells, Scripting and Data Management
Which of the following commands allows an administrator to make a shell variable visible to subshells?
shell variablesexport commandsubshellsenvironment variables - Question #449Essential System Services
Within smb. conf, which security setting will NOT require that a client connect using a valid usernarne and password before connecting to a shared resource?
SambaSMBnetwork sharessecurity modes - Question #450Networking Fundamentals
Which of these are name resolution related files? (Choose Two)
name resolution/etc/hosts/etc/nsswitch.confDNS - Question #451Essential System Services
If you want to print a listing of your computer's mail queues, what command would you use?
mail queuemailq commandemail services - Question #452Essential System Services
Which of the following tools is used to configure CUPS?
CUPSlpadminprinter configurationprinting services - Question #453Essential System Services
What command should be entered to print and then delete the file, foobar.txt?
lpr commandprintingcommand-line options - Question #454Essential System Services
You have replaced inetd with xinetd.What must be done after installing to ensure that your machine will work correctly?
xinetdinetdservice configurationsystem services - Question #455Security
Which configuration option can you use to prevent the root user from logging directly onto a machine using ssh?
SSHroot loginPermitRootLoginsecurity configuration - Question #456Networking Fundamentals
What are the addresses falling into the range of 224.0.0.0 through 254.0.0.0?
IP address rangesIPv4experimental IP addressesmulticast - Question #457Networking Fundamentals
Which of the following IP networks does RFC1918 reserve for use on private intranets?(Choose two)
private IP addressesIPv4RFC 1918network ranges - Question #458Essential System Services
A remote logging computer with a host name of foobar is being installed on the local network. What line in the system message configuration file will send all system messages to th...
syslogrsyslogremote logginglog management - Question #459Shells, Scripting and Data Management
You are writing a script and want to test the exit status of a process. Which of the following is true?
exit statusshell scriptingprocess managementreturn codes - Question #460Shells, Scripting and Data Management
You are looking into a new script you received from your senior administrator. In the very first line you notice a #! followed by a path to a binary. The shell will ...
shebangscript interpretershell scriptingbinary path - Question #461Shells, Scripting and Data Management
A user complained that programs started from his shell won't use his favorite editor. Which of the following files should you edit to change this?
bashshell configurationenvironment variablesdotfiles - Question #462Shells, Scripting and Data Management
In what file do you change default shell variables for all users?
shell configurationglobal configurationenvironment variables/etc/profile - Question #463Administrative Tasks
The correct command to view "verbose" line printer queue information is
printinglpq commandprint queue - Question #464Essential System Services
Ghostscript can be used as:
GhostscriptprintingPostScriptprint filter - Question #465Security
Of the ways listed, which is the best way to temporarily suspend a user's ability to interactively login?
user managementaccount suspension/bin/falseinteractive login