Free 300-300: LPIC-3: Mixed Environments - Exam 300 - version 3.0 Exam Questions and Answers
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Last updated: September 19, 2026
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Question #1
Which of the following commands sets up Samba 4 as an Active Domain Directory Controller for a new domain?
Please select an optionIncorrectCorrect answer: C
• samba-tool domain provision:This command sets up Samba 4 as an Active Directory Domain Controller. • Process: • Outcome:This command initializes the Samba server as a new domain controller for a new domain, configuring the necessary services and databases. References • Samba Active Directory Domain Controller
Was this answer correct?Question #2
Which of the following TCP ports is used to provide the SMB protocol without NetBIOS?
Please select an optionIncorrectCorrect answer: E
• The SMB protocol (Server Message Block) is used for providing shared access to files and printers. • Historically, SMB ran on top of NetBIOS over TCP/IP using port 139. • SMB can also run directly over TCP/IP without the NetBIOS layer, which uses port 445. • Therefore, TCP port 445 is used to provide the SMB protocol without NetBIOS. References • Official IANA port numbers: https://www.iana.org/assignments/service-names-port- numbers/service-names-port-numbers.xhtml • Microsoft documentation on SMB:https://docs.microsoft.com/en- us/windows/win32/fileio/microsoft-smb-protocol-and-cifs-protocol-overview
Was this answer correct?Question #3
Which Samba utility, when launched with the appropriate parameters, generates the following output?
Please select an optionIncorrectCorrect answer: A
Thesmbcaclsutility is used to manage Windows ACLs on Samba shares. The output format shown in the image suggests it relates to detailed ACL information, which is typically generated bysmbcacls. References: • Samba smbcacls man page
Was this answer correct?Question #4
Which of the following commands terminates all running instances of the Samba daemon handling for SMB shares?
Please select an optionIncorrectCorrect answer: D
• Samba is a suite of programs that allows SMB/CIFS clients to interact with file and print services on a Linux/UNIX server. • smbdis the Samba daemon responsible for handling SMB/CIFS requests. • Thesmbcontrolutility is used to send messages to running Samba daemons. • The correct way to terminate all running instances of the Samba daemon handling SMB shares is to send a shutdown message tosmbdusing the commandsmbcontrol smbd shutdown. • This command ensures that only thesmbdprocesses, which are responsible for handling SMB shares, are terminated without affecting other Samba components likenmbd(NetBIOS name server daemon). References • Samba documentation: https://www.samba.org/samba/docs/current/man- html/smbcontrol.1.html
Was this answer correct?Question #5
Which of the following FSMO roles exist? (Choose two.)
Select 2 answers.
Please select an optionIncorrectCorrect answer: C, D
Flexible Single Master Operations (FSMO) roles, also known as operations master roles, are specialized domain controller tasks in an Active Directory environment. The FSMO roles include: * C. PDC Emulator • The Primary Domain Controller (PDC) Emulator is responsible for synchronizing time and managing password changes. * D. RID Master • The Relative ID (RID) Master allocates blocks of RIDs to each domain controller in the domain. References: • Microsoft Docs - FSMO Roles
Was this answer correct?Question #6
Which of the following sections is always present in sssd.conf?
Please select an optionIncorrectCorrect answer: D
Thesssd.conffile is the configuration file for the System Security Services Daemon (SSSD). SSSD provides access to different identity and authentication providers. The configuration file typically contains multiple sections, but the[sssd]section is always present. This section provides global options that apply to all other sections of the file. Example: [sssd]config_file_version=2services= nss, pamdomains= LDAP References • SSSD Configuration • SSSD Man Pages
Was this answer correct?Question #7
Which of the following statements are true regarding the smbpasswd command? (Choose two.)
Select 2 answers.
Please select an optionIncorrectCorrect answer: A, B
• -x Parameter:This parameter is used to remove (delete) an account from the Samba database. • -a Parameter:This parameter adds a new account to the Samba database. If the account already exists, it will update the account. • Other Options: References • smbpasswd Command Documentation
Was this answer correct?Question #8
Which of the following statements is true regarding Samba 4?
Please select an optionIncorrectCorrect answer: C
• Samba 4 Features:Samba 4 introduces major enhancements over Samba 3, including the ability to function as an Active Directory (AD) Domain Controller. • Capability as AD Controller: • Incorrect Statements Clarified: References: • Samba Wiki - Samba4
Was this answer correct?Question #9
Which smbclient invocation displays a list of the available SMB shares on the remote Samba server FileSrv1?
Please select an optionIncorrectCorrect answer: E
Thesmbclientcommand is used to access shared resources on a network that uses the SMB (Server Message Block) protocol. To list the available SMB shares on a remote Samba server, the correct invocation issmbclient -L <server_name>. Here,-L stands for "list" and<server_name>is the name of the Samba server. Therefore, smbclient -L FileSrv1will list all the available SMB shares on the server named FileSrv1. References • smbclient man page • Samba: smbclient Command
Was this answer correct?Question #10
Which group of commands manages the directory replication in an active directory domain?
Please select an optionIncorrectCorrect answer: B
• samba-tool drs:This set of commands is used to manage directory replication in an Active Directory domain. DRS stands for Directory Replication Service. • Functionality:It provides various subcommands to monitor, manage, and troubleshoot replication issues. • Other Commands: References • Samba DRS Command Documentation
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