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Linux Plus > Chapter 6 > Flashcards

Chapter 6 Flashcards

1
Q

Basic X specifies

A

Which mouse is used, the keyboard layout, the screen resolution, video refresh rate, the display color depth, and the video card you’re using

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2
Q

XFree86

A

The dominant X server on Linux until 2004. Open source. Supports a wide array of video cards and input devices, and most Linux software

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3
Q

X.org-X11

A

Licenses changed in XFree86 making this more popular.

Virtually identical to XFree86 except for the name of the configuration file and the default location of the fonts

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4
Q

Accelerated-X

A

Commercial X server. It is seldom necessary, but solves problems with some graphics cards

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5
Q

Issue with older monitor hardware and refresh rates

A

setting values too high can damage the monitor. Modern monitors ignore settings beyond their maximum

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6
Q

xdpyinfo

A

displays information about the current display

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7
Q

-id and -name

A

enable you to identify a window by an ID number or by its name

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8
Q

Windows Relationships

A

windows can have parents and children identifiable with the -children command

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9
Q

-tree option

A

displays the children of a window’s children

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10
Q

-stats option

A

default basic information

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11
Q

-bits option

A

limits output of basic information to information on the window’s bit states

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12
Q

-events option

A

produces information on events that the window processes

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13
Q

-size option

A

displays information on sizing hints

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14
Q

-shape option

A

like -stats but adds information on the window and border shapes

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15
Q

font server

A

a program that delivers fonts to one or many computers using network protocols

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16
Q

Bitmap Fonts

A

simplest type of font. Shows fonts as bitmap graphics in which individual pixels in an array are either active or inactive

296

17
Q

Outline Fonts

A

This type of format is most common. It represents each character as a series of lines and curves in a high-resolution matrix

296

18
Q

X core fonts

A

fonts handled directly by X.

19
Q

Two things necessary to configure X core fonts

A

prepare a font directory

add font directory to X’s font path

296

20
Q

XLFD

A

X logical font description

description of the font

297

21
Q

Drawbacks of Xcore Fonts

A

They’re difficult to integrate between the screen display and printed output

They’re server based

They provide limited or no support for kerning and other advanced typographic features

They don’t support font smoothing

300

22
Q

Font smoothing

A

anti aliasing

uses gray pixels along curves to create the illusion of greater resolution than the display can produce

300

23
Q

XDMCP

A

X Display Manager Control Protocol

a network login protocol. runs on a computer and listens for connections from remote computers’ X servers

301

24
Q

XDM

A

the simplest XDMCP server. It accepts usernames and passwords, but doesn’t enable users to perform other actions

304

25
Q

KDM

A

XDMCP server based on XDM. Unpredictable file location. enables users to select a session type when they log in.

26
Q

Extra options in KDM are stored in which file?

A

kdmrc

27
Q

LightDM

A

XDMCP server that can be used in any desktop environment, independent of the graphical library used.

305

28
Q

How are print jobs submitted in Linux?

A

use lpr to submit a print job for printing, or application program may call lpr itself or implement its function directly

29
Q

lpq utility

A

summarizes jobs in the queue

30
Q

lprm

A

can remove print jobs from the queue

31
Q

What is Ghostscripting

A

the critical translation step in many Linux printer queues, but it’s not required in Postscripting

32
Q

what does kmag do?

A

magnifies stuff

33
Q

2 speech synthesis products

A

Orca

Emacspeak

Linux Plus (10 decks)

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