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Basic Samba MCQ

1. The Samba server (luke.linuxsite.org) using the smb.conf file below is experiencing problems. What is most likely wrong with the smb.conf file? [global] netbios name = luke workgroup = network1 security = share load printers = yes log file = /home/admin/ max log size = 10000 wins support = yes wins server = samba.linuxsite.org bind interfaces only = yes

The log file path is not in the same directory as the Samba executables

The wins support parameter and the bind interfaceparameter are both set to "yes"

The log file is defined before the wins server

The wins support parameter is set to "yes" , and the wins server parameter is set

The max log size is set too high

Answer

Correct Answer: The wins support parameter is set to "yes" , and the wins server parameter is set

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2. A Samba server is experiencing packet loss and data corruption when multiple users access a file simultaneously. Which of the following, if added to smb.conf, would most likely fix the problem?

fakeoplocks = no

wins support = yes

interfaces only = yes

lock files = yes

Answer

Correct Answer: fakeoplocks = no

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3. Molly, an administrator, would like to poll the network to ensure that Samba is working properly. Which of the following commands would allow her to do this?

testparm --poll "*"

smbclient -L "*"

nmblookup -d 2 "*"

nmblookup --all

Answer

Correct Answer: nmblookup -d 2 "*"

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4. Many smb.conf parameters take list arguments such as the hide files parameter. From the following, select the "hide files" parameter with the proper syntax that would prevent users from accessing files with .mbx extensions and files beginning with samba.

hide files = "*.mbx","samba.*"

hide files = .mbx, samba.

hide files = *.mbx / samba.*

hide files = .mbx / samba.

hide files = *.mbx, samba.*

Answer

Correct Answer: hide files = *.mbx / samba.*

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5. An administrator needs to define how files written to the server by users are handled. He has added the following lines to his smb.conf file in order to do this. Considering these lines, what will be the permissions on a file that a user sets to 555? security mask = 0777 force security mode = 0 directory security mask = 0777 force directory security mode = 0

222

000

777

555

111

Answer

Correct Answer: 555

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6. Pete wants to configure Samba to be a WINS server. Which of the following must he do in the smb.conf file for Samba to do this?

Make sure the wins server parameter is set to "wins server = none" and change the wins support parameter to "wins support = yes." Configure the Windows 95/98 and NT clients

Make sure the wins proxy parameter is set to "wins proxy = yes" and change the wins support parameter to "wins support = yes"

Make sure the wins support parameter is set to "wins support = yes" and change the wins proxy parameter to the appropriate IP address

Make sure the wins server parameter is set to the appropriate IP address and change the wins support parameter to "wins support = yes"

Answer

Correct Answer: Make sure the wins server parameter is set to "wins server = none" and change the wins support parameter to "wins support = yes." Configure the Windows 95/98 and NT clients

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7. starting a sentence with # is the only way to add a single line comment in the smb.conf file

TRUE

False

Answer

Correct Answer: False

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8. Which of the following commands will be executed first by Samba?

rootpostexec = mkisofs -log-file %H/log-%d.txt

prescript = /home/samba/scripts

root execute =rmdir -R /home/temp

preexec = rm -r /home/samba/tmp/*

rootpreexec = mkdir /home/temp

Answer

Correct Answer: rootpreexec = mkdir /home/temp

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9. Dora, an administrator, would like to temporarily disable a share so she can change its contents. Which of the following should she add to smb.conf in the share's section to do this?

public = no

available = no

comment = off

fstype = no

browseable = false

Answer

Correct Answer: available = no

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10. Which of the following is FALSE regarding NetBIOS?

The first character of a NetBIOS name is known as a NetBIOS prefix.

NetBIOS characters are always converted to uppercase.

The last character in a NetBIOS name indicates the type.

NetBIOS names are limited to 16 characters.

Answer

Correct Answer: The first character of a NetBIOS name is known as a NetBIOS prefix.

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11. When adding static entries to your Samba WINS server, entries in wins.dat take the form of:

"TYPE+FLAGS" ADDRESS+ NAME FLAGS

"NAME#TYPE" TTL ADDRESS+ FLAGS

"NAME#BIOS" NODE ADDRESS+ ERRS

"GO$TYPE" BIOS ADDRESS+ ERRS

Answer

Correct Answer: "NAME#TYPE" TTL ADDRESS+ FLAGS

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12. If you were to configure your disk share options with both: read only = yes, and write ok = yes in that order what would happen?

nothing, neither option is valid

The client will be able to write to the share

the client would get an error message (only can specify one option when configuring your disk share)

the client will only be able to read to the share

Answer

Correct Answer: The client will be able to write to the share

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13. Palmer, an administrator working on a Linux/Windows NT network, has issued the command below. What is he doing? rpcclient -S '\\NTmachine' -U administrator -W NTDOM

He is connecting to a Windows NT machine called "NTmachine" as administrator.

He is adding a Windows NT machine called "NTmachine" to Samba's list of secure systems.

He is defining the method by which RPCs connect to and communicate with the Samba server; in this case using a login and password combination.

He is resetting the password and login on "NTmachine" to "NTDOM" and "administrator," respectively.

Answer

Correct Answer: He is connecting to a Windows NT machine called "NTmachine" as administrator.

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14. An administrator has modified his smb.conf file with regards to the server's behavior during elections for preferred master browser. The two modified lines listed below cause which of the following to take place? preferred master = true domain master = yes

smbd will hold elections for preferred master but not for domain master.

nmbd will hold elections with a guarantee of winning.

smbd will bypass the election process and become preferred master.

nmbd will not hold elections for domain master.

Answer

Correct Answer: nmbd will hold elections with a guarantee of winning.

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15. Which of the following does the "create mask" parameter allow Samba to do?

It allows Samba to mapUnix permissions to MS-DOS modes.

It allows Samba to map MS-DOS modes toUnix permissions.

It allows authentication forUnix with MS-DOS.

It allows Samba to overrideUnix and MS-DOS permissions.

It allows authentication for MS-DOS withUnix.

Answer

Correct Answer: It allows Samba to map MS-DOS modes toUnix permissions.

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16. When dealing with client variables, which variable indicates the IP address of the interface on the server to which the client connected

Answer

Correct Answer: %i

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17. Which of the following authentication methods are valid options in smb.conf?

user, isam, winbind, ads, domain

user, sam, ad, domain, localdomain

guest, sam, winbind, ntdomain, trustdomain

user, guest, winbind, ads, domain

guest, isam, ad, ntdomain, trustdomain

Answer

Correct Answer: guest, sam, winbind, ntdomain, trustdomain

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18. Maynard is optimizing his Samba services to provide ease of use as well as security. He has added the line below to /etc/auto.misc. Which of the following best describes the purpose of this addition? docs -fstype=smb, username=bob, password=2ghtex9s ://servermain/docs

This prevents users other than "bob" from accessing the "docs" share

This allows the "docs" share to beautomounted by "bob" on login

This prevents users listed ("bob") from accessing the "docs" share

This line is required for Samba to export the "docs" share

This allows automatic logins and logouts to the "docs" share

Answer

Correct Answer: This allows the "docs" share to beautomounted by "bob" on login

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19. After upgrading Samba to a newer version, older Windows 95, 98 or ME clients fail to access shares on Samba server. To fix this issue an administrator should add the following lines to the [global] section of smb.conf, then restart Samba and re-create user passwords.

wins support = yes obey pam restrictions = no encrypt passwords = false

security = share encrypt passwords = false

wins support = yes dns proxy = yes name resolve order = wins lmhosts host bcast

lanman auth = yes client lanman auth = yes client plaintext auth = yes

winbind enum users = no usershare allow guests = yes

Answer

Correct Answer: lanman auth = yes client lanman auth = yes client plaintext auth = yes

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20. Isabella has recently enabled SSL support on a large Samba server and has issued the command below. What did Isabella accomplish with this command? ssleay ca -days 100 -infiles client1-csr > client1.pem

She has "signed" the client (client1) certificate and authorized it to use the server

She has removed the client (client1) certificate from the system

She has created a temporary file (client1.pem) that generates a public certificate for the client (client1)

Answer

Correct Answer: She has "signed" the client (client1) certificate and authorized it to use the server

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21. The system administrator is trying to set up a smbpasswd file from the /etc/passwd file. The system is not using NIS. Which of the following is the proper command line to produce the smbpasswd file in the "/usr/local/samba/private/" directory?

mksmbpasswd.sh /usr/local/samba/private/smbpasswd

cat /etc/passwd | mksmbpasswd.sh > /usr/local/samba/private/smbpasswd

mksmbpasswd.sh | /etc/passwd > /usr/local/samba/private/smbpasswd

cat /etc/passwd > /usr/local/samba/private/smbpasswd

Answer

Correct Answer: cat /etc/passwd | mksmbpasswd.sh > /usr/local/samba/private/smbpasswd

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22. Parameter names are case sensitive

TRUE

False

Answer

Correct Answer: False

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23. What is the function of the smbclient command?

It provides access to a Samba-enabled computer from a Windows machine

It allows a Windows share to be mounted from a computer running Linux

It provides access to shared resources on a Windows computer

It provides access to Linux shares from a Windows computer

Answer

Correct Answer: It provides access to shared resources on a Windows computer

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24. Which of the following best describes the function of the global max xmit parameter in smb.conf?

It defines the maximum number of TCP ACKs the server can transmit to the clients

It defines the maximum NetBIOS queries a server can accept

It defines the maximum number of packets that are stored in RAM before they are written to disk

It defines the maximum packet size that Samba exchanges with a client

Answer

Correct Answer: It defines the maximum packet size that Samba exchanges with a client

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25. Which of these are NOT advantages to non-encrypted passwords?

Someone using a network sniffer cannot just record passwords going to the SMB server.

Use of other services (such as Telnet and FTP) that send plaintext passwords over the network makes sending them for SMB easy.

Plaintext passwords are not kept on disk and are not cached in memory.

Plaintext passwords use the same password file as other UNIX services, such as Login and FTP.

Answer

Correct Answer: Someone using a network sniffer cannot just record passwords going to the SMB server.

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26. All MS Windows networking uses ______ messaging.

WINS-based

zero-based

SMB-based

One off

Answer

Correct Answer: SMB-based

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27. When setting up a new print share what piece of information is not needed?

The IP address associated with each machine

The name of the print share

The name of the printer

The type of printing supported by the OS for this queue

Answer

Correct Answer: The IP address associated with each machine

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28. which is equivalent to: comment = this is not a comment

comment = this is not / a comment

comment = this is not \ a comment

comment = this is not & a comment

comment = this is not /n a comment

Answer

Correct Answer: comment = this is not \ a comment

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29. A username map is?

a comprised list of all usernames available on your server

a mechanism for translating a login name sent by a client in the session setup request to a local Unix username.

a program to adjust user permission levels eg make admins, superusers etc

a mechanism used to "blacklist" all users that cannot access, or edit any disk shares

Answer

Correct Answer: a mechanism for translating a login name sent by a client in the session setup request to a local Unix username.

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30. Instead of linking all Samba commands to paths already defined in his environment, Fred wants to include /usr/local/samba/bin in his path. Which of the following will allow Fred to do this?

Edit thesmb.conf file to include the parameter "include=/usr/local/samba/bin"

Edit the /etc/samba/smb.conf file to change Fred's environment to look in /usr/local/samba/bin for commands

Edit the /etc/profile file to change Fred's environment to look in /usr/local/samba/bin for commands

Add Fred's paths to the /path directory

Answer

Correct Answer: Edit the /etc/profile file to change Fred's environment to look in /usr/local/samba/bin for commands

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31. Annie is using Windows 95. In order for her to connect to the Samba server, she needs to run the regedit program and add an entry to the Windows registry. What type of registry entry should Annie add, and what should its value be?

Enter a new DWORD Value named "EnablePlainTextPassword" with a value of one.

Enter a new Binary Value named "EnablePlainTextPassword" with a value of one.

Enter a new String Value named "EnablePlainTextPassword" with a value of zero.

Enter a new Host Value named "EnablePlainTextPassword" with a value of zero.

Answer

Correct Answer: Enter a new DWORD Value named "EnablePlainTextPassword" with a value of one.

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32. What command would be used to prevent a user named 'smitty' from logging in?

root# smbpasswd -d smitty

root# smbpasswd -e smitty

root# smbpasswd -E smitty

root# smbpasswd -d smitty!

Answer

Correct Answer: root# smbpasswd -d smitty

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33. A system administrator has Samba running on a machine that has direct access to the Internet, as well as access to the local area network through two different network interfaces. As part of the configuration, the administrator adds the lines below to smb.conf. Which of the following describes the function of these two lines? interfaces = 192.168.1.0/255.255.255.0 bind interfaces only = yes

Samba will use the IP address 192.168.1.0 when making DNS requests.

Samba will only serve requests to the IP address 192.168.1.0.

Hosts outside the local area network will not be allowed to connect to the Samba shares.

Samba will not accept connection requests from the 192.168.1 subnet.

Answer

Correct Answer: Hosts outside the local area network will not be allowed to connect to the Samba shares.

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34. An administrator has recently discovered many malicious attacks on a Samba server. The attacks originate from two rogue hosts (badhost1 and badhost2) in the NIS netgroup called "nisnet". Which of the following smb.conf entries will allow any host from nisnet to access the Samba server except badhost1 and badhost2?

hosts allow =nisnet EXCEPT badhost1, badhost2 hosts deny = ALL

hosts allow = @nisnet hosts deny = ALL EXCEPT badhost1, badhost2

hosts allow = @nisnet hosts deny = badhost1, badhost2

hosts allow = *.nisnet hosts deny = !badhost1, !badhost2

Answer

Correct Answer: hosts allow = @nisnet hosts deny = badhost1, badhost2

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35. When MS Windows machines interact with each other, with other servers, and with domain controllers as standalone systems, they are more commonly called:

Workgroup members

Controller participants

Full participants

Domain members

Answer

Correct Answer: Workgroup members

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36. Phillipe, an administrator, would like to configure Samba as a domain client and has added the following lines to smb.conf. The domain client is not functioning properly. What is wrong with this section of his smb.conf file? security = domain netbios name = bigsamba domain name = mydomain machine password timeout = 100

Line 3 should be "workgroup =mydomain"

Line 2 should be "netbios name = true"

Line 1 should be "domain = security"

Line 4 should be "machine password timeout = true"

Answer

Correct Answer: Line 3 should be "workgroup =mydomain"

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37. Ron, a Windows user on his local network, asked his co-worker Ned to save a fle on the file server (a Linux machine). Ned saves the file in the specified directory and sends Ron a message to tell him it is there. Ron looks in the file server share, but he cannot find the file until he checks it 20 minutes later. Why is Ron having this problem?

The "change notify timeout" parameter of the smb.conf file is set to 1200

The "browse list" parameter of thesmb.conf file is set to 1200

The "browseable" parameter of the smb.conf file is set to 1200

The "deadtime" parameter of the smb.conf file is set to 1200

Answer

Correct Answer: The "change notify timeout" parameter of the smb.conf file is set to 1200

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38. Liz wants to grant administrative access to three users. How should she edit the smb.conf file?

root users =sam, bob, erica

admin users =sam, bob, erica

users =sam, bob, erica

superusers = sam, bob, erica

Answer

Correct Answer: admin users =sam, bob, erica

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39. Hans wants to change his SMB password on the local system. Which of the following should he type to do this?

smbpasswd -f /etc/passwd <username>

smbpasswd <username>

smbpasswd -U -F <username>

smbpasswd -U <username>

Answer

Correct Answer: smbpasswd <username>

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40. In order for encrypted passwords to be available to Samba, which of the following lines should appear in smb.conf?

encryptpasswd = yes & encrypt = /etc/shadow

smb passwd file = /usr/local/etc/smbpasswd & encrypt passwords = yes

encryptpass = /usr/local/etc/smbpasswd

Answer

Correct Answer: smb passwd file = /usr/local/etc/smbpasswd & encrypt passwords = yes

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41. Which of the following Samba programs will listen for NetBIOS over IP name service requests?

named

nmbd

smbd

swat

Answer

Correct Answer: nmbd

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42. Diego, an administrator, has set up a Samba server to provide Windows users access to their Linux home directories. In the [homes] share, which of the following should he use to define the path of the home directories as "/home/samba/<user name>"?

path = /home/samba/%n

path = /home/samba/%h

path = /home/samba/%q

path = /home/samba/%s

path = /home/samba/%u

Answer

Correct Answer: path = /home/samba/%u

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43. Pauline is the system administrator of a Local Area Network (LAN) that contains Linux and Windows clients. The LAN uses a file server that runs on a Windows NT server. In order to have fewer servers on the network, Pauline wants to place all Linux users' home directories on the Windows server. Can the Linux machines be configured so that this is possible Why or why not?

Yes, an entry can be placed in /etc/fstab to mount smb file systems

Yes, by mounting the remote file system using NTFS instead ofsmb

No,smb file systems cannot be mounted on Linux systems

No, only localsmb file systems may be mounted on Linux systems

Answer

Correct Answer: Yes, an entry can be placed in /etc/fstab to mount smb file systems

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44. Two daemons, smbd and nmbd, provide communication between Windows and Linux machines. Each daemon controls a portion of the work. Which of the following statements correctly match these daemons with the jobs they perform?

smbd performs NetBIOS lookups. & nmbd performs file and print sharing.

smbd performs file and print sharing. & nmbd performs NetBIOS lookups.

Answer

Correct Answer: smbd performs file and print sharing. & nmbd performs NetBIOS lookups.

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45. In the context of shared libraries (PAM) stands for?

Pluggable Authentication Mode

Plug And Mend

Pluggable Administrative Mode

Pluggable Authentication Modules

Answer

Correct Answer: Pluggable Authentication Modules

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46. Which of the following is a function of a WINS server?

Map IP addresses to domain names

Map IP addresses to logical addresses

Map IP addresses to IPX names

Map IP addresses to NetBIOS names

Map IP addresses to subnet addresses

Answer

Correct Answer: Map IP addresses to NetBIOS names

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47. Parameter values in smb.conf file fall into which of these categories?

Integer

Boolean

Character String or List

All of the above

Answer

Correct Answer: All of the above

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48. True or False? In share-level security, the client authenticates itself separately for each share.

True

False

Answer

Correct Answer: True

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49. Which of the following does SWAT provide for administrators maintaining a Samba server?

A simple command-line sharing monitor

An easy-to-use, Web-based tool

A powerful security system

An alternative to Samba

Answer

Correct Answer: An easy-to-use, Web-based tool

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50. A system administrator is preparing to take down the system for routine maintenance. The network is primarily used for Samba services. Before upgrading to the latest Linux kernel, the administrator wants to make sure there are no remaining connections. Which of the following programs can the administrator use to see the open connections?

smbrowser

smbstatus

route

traceroute

ping

Answer

Correct Answer: smbstatus

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51. What is a Samba PDC?

Preliminary Dos Contributor

Primary Domain Controller

Post Data Controller

Primary Data Class

Answer

Correct Answer: Primary Domain Controller

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52. Which of the following best describes the function of nmbd?

It provides LDAP services to clients

It provides file sharing and print services to clients

It provides Active Directory services to clients

It provides NetBIOS name resolution services to clients

Answer

Correct Answer: It provides NetBIOS name resolution services to clients

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53. Is smbd a Samba Daemon?

FALSE

True

Answer

Correct Answer: True

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54. Which of the following methods should be used to make changes to the smbpasswd file?

/etc/passwd

adduser

addgrp

/etc/shadow

smbpasswd

Answer

Correct Answer: smbpasswd

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55. To improve Samba server performance on Linux an administrator can add the following option to smb.conf

syslog only = yes

socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192

encrypt passwords = false

obey pam restrictions = no

Answer

Correct Answer: socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192

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56. What is the Web-based interface that can be used to facilitate the configuration of Samba?

SWAT

SWOT

L-Soft

Archy

Answer

Correct Answer: SWAT

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57. True or False? Samba provides file and print services for various Microsoft Windows clients and can integrate with a Windows Server domain.

False

True

Answer

Correct Answer: True

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58. Which of the following is a Domain Controller Type?

ADS Domain Controller

All of the above

Primary Domain Controller

Backup Domain Controller

Answer

Correct Answer: All of the above

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59. Which of the following is not a net groupmap command?

list

add

Post

delete

Answer

Correct Answer: Post

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60. Which of the following best describes the function of smbd?

It provides LDAP services to clients

It provides Active Directory services to clients

It provides NetBIOS name resolution services to clients

It provides file sharing and print services to clients

Answer

Correct Answer: It provides file sharing and print services to clients

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61. Which of the following best describes the number of smbd processes that should be running at one time on a properly configured Samba server?

One for each client connected to Samba

At least one, and an additional one for each printer being used by Samba

At least one, and an additional process for each client connected to Samba

Answer

Correct Answer: At least one, and an additional process for each client connected to Samba

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62. What does PDC stand for?

Principle Domain Catalyst

Primary Disk Controller

Primary Domain Controller

Principle Domain Catalyst

Answer

Correct Answer: Primary Domain Controller

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