Deck 16: Managing Resources in Linux

Question 1

The latest version of openSUSE includes the X.Org version of X Window.

Answer 1

True

Question 2

The sections in a configuration file must be listed in alphabetical order.

Answer 2

False

Question 3

With any configuration change in X Window, you must restart X Window for the change to take effect.

Answer 3

True

Question 4

You must be the root user to use the GNOME Control Center.

Question 5

You can configure the sudoers file so that the sudo command doesn't prompt users for the root password.

Question 6

Which organization developed the X Window System?

A) Microsoft
B) Apple
C) Red Hat
D) The Massachusetts Institute of Technology (MIT)

Question 7

Upon which architecture is the X Window system based?

A) Client/server
B) Peer-to-peer(P2P)
C) Star
D) Fiber Optic

Question 8

Which X Window component includes the applications running on a computer?

A) Monitor
B) Client
C) Server
D) Display server

Question 9

Which X Window component controls hardware components and gives client applications access to hardware?

A) Monitor
B) Client
C) Server
D) Display server

Question 10

What is the default open-source X Window version in openSUSE?

A) XF86Config
B) xorg.conf.d
C) X.org
D) XFree86

Question 11

The configuration file needed to run XFree86 is ____.

A) xfree86
B) x.org
C) XF86Config
D) xorg.conf.d

Question 12

You use the ____ command to display information about the X server.

A) xvidtune
B) xdpyinfo
C) displayx
D) display srv

Question 13

To adjust video modes, you can use the ____ utility.

A) vidmode
B) xdpyinfo
C) xvidmode
D) Xvidtune

Question 14

You can start the X Window session from the command line with the ____ utility.

A) load
B) startx
C) start
D) xstart

Question 15

Given the startx command syntax, startx -- -option, what do the two hyphens after the startx command represent?

A) They represent the end of client arguments and the beginning of server arguments.
B) They represent the end of server arguments and the beginning of client arguments.
C) They represent placeholders for the default options.
D) They indicate that the command should be delayed two seconds before running.

Question 16

____ is the display manager for GNOME.

A) XFree86
B) X.Org
C) KDE
D) GDM

Question 17

The way the X Window display manager is shown after you start your Linux system depends on the ____.

A) resolution
B) direct rendering infrastructure (DRI)
C) runlevel
D) rotation mode

Question 18

Which runlevel shuts down Linux and powers off the computer?

A) zero
B) one
C) four
D) five

Question 19

Which runlevel gives you access to all services, including the GUI?

A) zero
B) one
C) four
D) five

Question 20

Which runlevel is typically not used?

A) zero
B) one
C) four
D) five

Question 21

To start the KDE Control Center for configuring the KDM display manager, you use the ____ command.

A) start -kde
B) kcontrol
C) startx
D) kdesu

Question 22

What does command kdesu -c nautilus do?

A) This command restricts the user from running the Nautilus file manager.
B) This command enables the user to run the Nautilus file manager with root privileges.
C) This command allows the user with a username of "naultilus" to have root privileges.
D) This command issues a "Device not ready" error message because "nautilus is not a valid device name.

Question 23

How long do the permissions granted by the sudoers command last?

A) 15 minutes
B) 30 minutes
C) one hour
D) two hours

Question 24

The administrator can use the ____ command to enable quotas on a specified file system.

A) grpquota
B) usrquota
C) quotaon
D) quotacheck

Question 25

The ____ command can be used to set time limits on soft quotas.

A) grpquota
B) repquota
C) edquota
D) quotacheck

Question 26

To verify that the user's quota has been set, use the ____ command.

A) quota username
B) repquota username
C) edquota username
D) quotacheck username

Question 27

The ____________________ is the number of times the display is refreshed per second.

Question 28

A(n) ____________________ session means that more than one monitor can be used.

Question 29

____________________ are used to specify the maximum disk space allocated to each user.

Question 30

____________________ limits are inflexible, in that users can't go past a specified limit.

Question 31

____________________ limits are flexible and allow users to go past the specified limit for a certain amount of time (one week, by default).

Question 32

Match each statement with an item

-An optional section in the X.Org configuration file for specifying video modes independently of the Monitor section.

A) Device
B) ServerLayout
C) InputDevice
D) Modes
E) Files
F) ServerFlags
G) Module
H) Screen
I) Vendor

Question 33

Match each statement with an item

-An optional section in the X.Org configuration file for specifying pathnames required by the server.

A) Device
B) ServerLayout
C) InputDevice
D) Modes
E) Files
F) ServerFlags
G) Module
H) Screen
I) Vendor

Question 34

Match each statement with an item

-A mandatory section in the X.Org configuration file that must have at least one section for the video card.

A) Device
B) ServerLayout
C) InputDevice
D) Modes
E) Files
F) ServerFlags
G) Module
H) Screen
I) Vendor

Question 35

Match each statement with an item

-An optional section in the X.Org configuration file for specifying global X.Org server options.

A) Device
B) ServerLayout
C) InputDevice
D) Modes
E) Files
F) ServerFlags
G) Module
H) Screen
I) Vendor

Question 36

Match each statement with an item

-A mandatory section in the X.Org configuration file that includes the screen identifier, video card, monitor, and default color depth.

A) Device
B) ServerLayout
C) InputDevice
D) Modes
E) Files
F) ServerFlags
G) Module
H) Screen
I) Vendor

Question 37

Match each statement with an item

-A mandatory section in the X.Org configuration file representing the server layout, which consists of entries in the Screen and InputDevice sections.

A) Device
B) ServerLayout
C) InputDevice
D) Modes
E) Files
F) ServerFlags
G) Module
H) Screen
I) Vendor

Question 38

Match each statement with an item

-An optional section in the X.Org configuration file for specifying X.Org server modules to load.

A) Device
B) ServerLayout
C) InputDevice
D) Modes
E) Files
F) ServerFlags
G) Module
H) Screen
I) Vendor

Question 39

Match each statement with an item

-An optional section in the X.Org configuration file containing vendor-specific configuration information.

A) Device
B) ServerLayout
C) InputDevice
D) Modes
E) Files
F) ServerFlags
G) Module
H) Screen
I) Vendor

Question 40

Match each statement with an item

-A mandatory section in the X.Org configuration file including an identifier entry and a driver entry.

A) Device
B) ServerLayout
C) InputDevice
D) Modes
E) Files
F) ServerFlags
G) Module
H) Screen
I) Vendor

Question 41

Why was the X Window interface developed?

Question 42

Explain why an administrator should use a GUI program to configure X Window.

Question 43

Explain how to adjust video modes.

Question 44

Provide a brief overview of how the startx utility starts the X Window session from the command line.

Question 45

How does an administrator set the display manager?

Question 46

Describe the syntax for the su command and explain the purpose of the username parameter.

Question 47

What is the purpose of the sudo command and how is it used?

Question 48

Why is it critical that users authorized to use the sudo command be assigned secure passwords?

Question 49

How do you edit the sudoers file?

Question 50

What is the purpose of the repquota command?