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Operating Systems > Final > Flashcards

Final Flashcards

1
Q

Stringing Linux commands together to transform data from one form to another is known as using or creating

A

pipes

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2
Q

There can be ____ root or superuser accounts on a Linux system

A

1

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3
Q

The ___ command boots Ubuntu to a specific system state commonly referred to as its runlevel.

A

init

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4
Q

Ubuntu allows the first user on the system access to full root privileges thruogh the ____ command

A

sudo

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5
Q

On large systems with many users, you need to control the amount of disk space a user has access to. ___ are designed specifically for this purpose.

A

Disk Quotas

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6
Q

____ changes the access permissions of a file or directories

A

chmod

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7
Q

User Management and administration does not include

A

keeping track of user passwords

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8
Q

The default runlevel for Ubuntu is runlevel:

A

2

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9
Q

Although there are many shells to choose from, most people stick with the default ___

A

bash

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10
Q

There are normally ___ types of users on all Linux Systems

A

3

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11
Q

The corporate sponsor of Ubuntu is

A

Canonical Ltd

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12
Q

The ___ is the heart of the operating system.

A

kernel

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13
Q

Ubuntu tradidionally releases new versions in the months of

A

April and October

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14
Q

The most widely used Linux Shell is

A

bash

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15
Q

The Ubuntu Operating System uses the ____ Desktop Manager

A

GNOME

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16
Q

Kubuntu uses the ____ graphical user interface.

A

KDE

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17
Q

The GNU GPL is the brainchild of ___________ the founder of the Free Software Foundation.

A

Richard Stallman

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18
Q

95% of the Linux OS is written in

A

C

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19
Q

Ubuntu is based on the _____ distribution of linux.

A

Debian

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20
Q

Xubuntu uses the ____ graphical user interface

A

XFce

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21
Q

The basic object of a GUI, a button, a scroll bar, a combo box, etc.

A

widget

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22
Q

Xubuntu features the ____ desktop manager

A

Xfce

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23
Q

Running Ubuntu from a live disk can be used for all except:

A

Games

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24
Q

GNOME Desktop is based on

A

X Windows System

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25
Q

In Unix or Linux, a drive must be ____ before it can be used

A

mounted

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26
Q

The ____ desktop environment is suitable for computers with very little memory.

A

XFce

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27
Q

Kubuntu features the ____ Desktop Manager.

A

KDE

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28
Q

Ubuntu automatically installs the ____ to the Master Boot Record.

A

GRUB

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29
Q

Stringing commands together using the bar ( | ) operator is know as

A

pipeing

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30
Q

In Ubuntu a screenshot may also be referred to as a

A

screen grab

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31
Q

In Linux the _____ interface is where the greatest power and flexibility is found.

A

command-line

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32
Q

Linux allows you to make two types of links between files.

A

hard links and symbolic links

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33
Q

A process can be in one of three different states. Which is not one of those states?

A

silent

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34
Q

The most central concept in any operating system is the _______.

A

process

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35
Q

Most times processes terminate because

A

the task is complete

36
Q

Which is not a reason for using the command-line interface.

A

It provides better error checking of commands.

37
Q

The _____ command prints to contents of any files you pass to it.

A

cat

38
Q

Which is not one of the available File Access Permissions?

A

u

39
Q

Which is not one of the available File Access Permissions?

A

u

40
Q

The TCP/IP address is expressed as a series of _____ decimal numbers expressed in a format known as dotted-decimal format.

A

4

41
Q

The basic building block for any network based on UNIX hosts is:

A

TCP/IP

42
Q

______ is a technical drawing editor from the GNOME Office Suite that enables you to create measured drawings.

A

DIA

43
Q

Which is not a component of the GNOME Office Suite

A

Impress

44
Q

The ___ command creates, expands, or lists the contents of compressed or uncompressed file or directory archives known as tarballs

A

tar

45
Q

A _________ is defined as two or more applications bundled together and used for creating documents, spreadsheets, presentations, and databases.

A

Productivity suite

46
Q

The first thing that needs to be in place before you can successfully connect to a network or even the Internet is a ____________ interface.

A

localhost

47
Q

The one editor found on nearly every UNIX and Linux system is the ___ editor

A

vi

48
Q

You can use all but ____ as a text editor.

A

GIMP

49
Q

The word processor for KOffice is:

A

KWord

50
Q

The word processor for KOffice is:

A

KWord

51
Q

The ____ utility can be used by root to set and tune the settings for IDE hard drives

A

hdparm

52
Q

You can quickly access the command line using the destop option.

A

Terminal

53
Q

To take the contents of an existing file and redirect that data as an input to a command use:

A

$cat

54
Q

This command is used to list the contents of a directory

A

ls

55
Q

This utility checks the ext2/ext3 file system.

A

e2fsck

56
Q

Which of the following is not a reason to use the command line?

A

The command line is the fastest way to run all programs

57
Q

The command to alter file permissions is:

A

chmod

58
Q

System configuration files and directories reside under the ___ directory

A

/etc

59
Q

This utility checks an (preferably) unmounted partition for bad blocks.

A

badblock

60
Q

Under Linux, permissions are grouped by:

A

owner, group, others

61
Q

This command can create a new empty file.

A

touch

62
Q

Each permission group in Linux may be assigned the following permissions:

A

read, write, execute

63
Q

Use the ___ command to remind you where you are within the file system

A

pwd

64
Q

The command you use to examine the process lists is:

A

ps

65
Q

The Environment Variable that declares the name and location of the current shell is.

A

SHELL

66
Q

The Environment Variable that declares the name and location of the current shell is.

A

SHELL

67
Q

Python accepts single, double or tripple quotation marks to denote

A

strings

68
Q

Python Scripts begin with

A

!/usr/bin/python

69
Q

To print the string “George Washington” use the command:

A

“George “ + “Washington”

70
Q

Python has ___ standard data types

A

5

71
Q

A ____ that is not inside a string literal begins a comment.

A

#

72
Q

Python has ___ numerical data types.

A

4

73
Q

The Python line concatenation character is

A

\

74
Q

Python is not an ___________ programming language

A

Compiled

75
Q

The _____ indicates not equal.

A

!=

76
Q

The _____ allows multiple statements on the same line.

A

semicolon

77
Q

The ____ indicates equal.

A

==

78
Q

When you create a ______ you reserve space in memory

A

variable

79
Q

The ____ indicates exponentation.

A

**

80
Q

Keywords contain

A

lowercase only

81
Q

The following code will print ____ as the output:

grade=100

If grade == 100:

print "PERFECTION"

else:

print "NEED PRACTICE"
A

PERFECTION

82
Q

________ in Python are identifed as a contiguous set of characters in between quotation marks.

A

strings

83
Q

Class names begin with an

A

lowercase character

84
Q

Python ____ blank lines

A

ignores

85
Q

The ____ indicates modulus.

A

%

86
Q

When indenting (in Python)

A

all statements in the block must have the same indent.

Operating Systems (2 decks)

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