Final Exam Flashcards

1
Q

In the FHS, the ____ directory contains the Linux kernel and files used by the boot loader.

1) /load
2) /bin
3) /boot
4) /mnt

A

3) /boot

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

In the FHS, the ____ directory is the root user’s home directory.

1) /bin
2) /home
3) /boot
4) /root

A

4) /root

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

In the FHS, the ____ directory contains most system commands and utilities.

1) /usr
2) /root
3) /bin
4) /home

A

1) /usr

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Copying a file can be accomplished using the ____ command.

1) copy
2) mv
3) cp
4) cpy

A

3) cp

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

The ____ command takes a list of arguments specifying the absolute or relative pathnames of files to remove.

1) del
2) rm
3) remove
4) delete

A

2) rm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

The fastest method to search for files in the Linux directory tree is to use the ____ command.

1) search
2) id
3) find
4) locate

A

4) locate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

You can see the contents of a certain variable in memory by using the ____ metacharacter with the echo command.

1) $
2) *
3) &
4) #

A

1) $

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

The ____ section of a filesystem is the section that contains information about the filesystem in general.

1) inode table
2) inode
3) data blocks
4) superblock

A

4) superblock

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

To create a hard link, you must use the ____ command.

1) ln
2) link
3) lnk
4) lk

A

1) ln

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

The chgrp command takes ____ argument(s) at minimum.

1) one
2) two
3) three
4) four

A

2) two

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

The section of an inode that stores permissions is called the ____ of the file.

1) tail
2) head
3) mode
4) accessor

A

3) mode

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

In a file’s mode, if a permission is unavailable, a(n) ____ character replaces its position in the mode.

1) *
2) +
3) ?
4) -

A

4) -

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

If a user has ____ permission for a file, they can open, read, and edit the contents of a file.

1) write
2) execute
3) read
4) alter

A

1) write

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

When using the chmod command for a specific file, the ____ argument would add read permission and remove write permission for the group permissions.

1) u+r+w
2) g-r+w
3) g+r-w
4) o+r-w

A

3) g+r-w

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

When using the chmod command, the mode rwx can be represented by the number ____.

1) 0
2) 1
3) 7
4) 8

A

3) 7

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

To set all of the special permissions on a certain file or directory, you can use the command ____, where name is the name of the file or directory.

1) chmod 777 name
2) chmod 7777 name
3) chmod 6666 name
4) chmod 0000 name

A

2) chmod 7777 name

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Each SCSI device is assigned a unique ID number known as a(n) ____.

1) device ID
2) target ID
3) SCSI number
4) SCSI controller

A

2) target ID

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Most Parallel SCSI controllers support up to ____ devices.

1) 12
2) 13
3) 14
4) 15

A

4) 15

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

The highest priority SCSI device is given a SCSI ID of ____.

1) 1
2) 6
3) 7
4) 15

A

3) 7

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

The ____ standard support speeds of up to 80 MB/second.

1) SCSI-3 Ultra2 Wide
2) SCSI-2 Wide
3) SCSI-3 Ultra
4) SCSI-3 Ultra3 Wide

A

1) SCSI-3 Ultra2 Wide

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

RAID level ____ is often referred to as disk mirroring.

1) 1
2) 2
3) 3
4) 4

A

1) 1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

RAID level ____ is commonly referred to as disk striping with parity.

1) 0
2) 1
3) 5
4) 6

A

3) 5

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

A Fedora 13 CD installation requires ____ CDs.

1) two
2) four
3) six
4) ten

A

3) six

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

In Fedora Linux, a ____ file is a script file that specifies the choices that you would normally choose when you install the operating system.

1) setup
2) startup
3) kickstart
4) scriptstart

A

3) kickstart

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

Any line in a kickstart file that starts with a(n) ____ symbol is a comment line and is ignored by the installation program.

1) *
2) #
3) $
4) %

A

2) #

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

If a Linux installation ends abnormally and the screen displays a “fatal signal ____” error message, it indicates an error known as a segmentation fault.

1) 0
2) 1
3) 10
4) 11

A

4) 11

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

Some installations fail to place a boot loader on the hard disk properly; this is often the case with large hard disk drives that have over ____ cylinders.

1) 256
2) 512
3) 1024
4) 2048

A

3) 1024

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

____ installation log file(s) is/are created by the Fedora installation program.

1) One
2) Two
3) Three
4) Four

A

2) Two

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

To verify hardware settings, you can examine the contents of the ____ directory.

1) /log
2) /root
3) /proc
4) /hw

A

3) /proc

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

To ensure that Linux has detected the correct amount of RAM in the system after installation, you can view the contents of the ____ file.

1) /proc/mem
2) /proc/cpuinfo
3) /proc/memoryinfo
4) /proc/meminfo

A

4) /proc/meminfo

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

The ____ file in the /proc directory contains a list of memory address ranges reserved for device use.

1) meminfo
2) ioports
3) iomem
4) misc

A

2) ioports

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

The ____ file in the /proc directory contains statistics on the performance of the processor.

1) cpuinfo
2) modules
3) kcore
4) loadavg

A

4) loadavg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

Devices that transfer data in a character-by-character fashion are referred to as ____ devices.

1) text
2) block
3) character
4) binary

A

3) character

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

The ____ device file represents the first primary partition on the second IDE hard disk drive (primary slave).

1) /dev/hdc1
2) /dev/hdb1
3) /dev/hda1
4) /dev/hdc2

A

2) /dev/hdb1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

The ____ device file represents the second serial port on the system (COM2).

1) /dev/ttyS0
2) /dev/tty2
3) /dev/tty1
4) /dev/ttyS1

A

4) /dev/ttyS1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

If you do not know the type, major, or minor number of a device, you can use the ____ command to re-create the device based on the common name.

1) /dev/MAKEDEV
2) mkfs
3) mknod
4) /dev/makedevice

A

1) /dev/MAKEDEV

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

The ____ filesystem is used by software programs that write to a CD-RW or DVD-RW drive.

1) ntfs
2) udf
3) ext2
4) hpfs

A

2) udf

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

The ____ filesystem contains most of the operating system files.

1) boot
2) data
3) mnt
4) root

A

4) root

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

To format a filesystem with a specified filesystem type, you can use the ____ option with the mkfs command.

1) -t
2) -f
3) -c
4) -o

A

1) -t

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

CD-ROMs typically use the ____ filesystem type.

1) ntfs
2) ext2
3) iso9660
4) ext3

A

3) iso9660

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

Linux requires ____ partition(s) at minimum.

1) one
2) two
3) three
4) four

A

2) two

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

Data is read off of hard disks in concentric circles called ____.

1) tracks
2) blocks
3) sectors
4) cylinders

A

1) tracks

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

To create partitions after installation, you can use the ____ command.

1) format
2) formatdisk
3) fdisk
4) partition

A

3) fdisk

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

The easiest method for monitoring free space by mounted filesystems is to use the ____ command.

1) df
2) fs
3) dfs
4) fd

A

1) df

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q

Errors on a filesystem are often referred to as filesystem ____ and are common on most filesystems.

1) breaks
2) corruption
3) degradation
4) failures

A

2) corruption

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

To check a filesystem for errors, you can use the ____ command, which can check filesystems of many different types.

1) fcheck
2) fsc
3) fscheck
4) fsck

A

4) fsck

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
47
Q

You can edit the quotas for certain users by using the ____ command.

1) edquota
2) editquota
3) quota
4) repquota

A

1) edquota

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
48
Q

To mount all filesystems in the /etc/fstab file that are intended to mount at boot time, you can simply type the ____ command.

1) mount -o
2) mount -f
3) mount -u
4) mount -a

A

4) mount -a

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
49
Q

A(n) ____ is a piece of software that tells the operating system how to use a specific hardware device.

1) system service
2) graphical user interface
3) user interface
4) device driver

A

4) device driver

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
50
Q

The ____ indicates the stability of a Linux kernel.

1) major number
2) production kernel
3) minor number
4) revision number

A

3) minor number

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
51
Q

The concept of ____ enables software developers to read other developers’ source code, modify that source code to make the software better, and redistribute that source code to other developers who might improve it further.

1) Open Source Software
2) Linux
3) Closed Source Software
4) Freeware

A

1) Open Source Software

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
52
Q

The ____ stipulates that the source code of any software published under its license must be freely available.

1) Artistic License
2) GNU General Public License
3) Free Software Foundation
4) Freeware

A

2) GNU General Public License

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
53
Q

____ is software that is distributed free of charge, but the source code is not available.

1) Open source software
2) Close source software
3) Freeware
4) Shareware

A

3) Freeware

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
54
Q

Consider the phrase “collaboration between several developers with a common need speeds up software creation, and when bugs in the software are found by these users, bug fixes are created very quickly” from the chapter. This statement describes which advantage of the Linux operating system?

1) Ease of customization
2) Flexibility for different hardware platforms
3) Risk reduction
4) Stability and security

A

4) Stability and security

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
55
Q

HOWTO documents are centrally collected by the ____.

1) Linux Documentation Project
2) GNU project
3) Free Software Foundation
4) Linux User Groups

A

1) Linux Documentation Project

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
56
Q

Which of the following is the greatest expense for companies using Linux?

1) Software upgrades
2) Additional software
3) Hiring people to maintain the Linux system
4) Operating system cost

A

3) Hiring people to maintain the Linux system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
57
Q

Solaris, HP-UX and AIX are all ____ of Unix.

1) versions
2) flavors
3) types
4) instances

A

2) flavors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
58
Q

The source code for Linux was released in ____.

1) 1987
2) 1990
3) 1991
4) 1993

A

3) 1991

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
59
Q

The core component of the GUI in Linux is referred to as ____.

1) GNOME
2) KDE
3) Red Hat
4) X Windows

A

4) X Windows

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
60
Q

A ____ is merely a compressed archive of files that usually contain scripts that install the software contents to the correct location on the system.

1) package manager
2) DBMS
3) tarball
4) router

A

3) tarball

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
61
Q

____ Linux is the most common Linux distribution used today.

1) Red Hat
2) Debian
3) Mandrake
4) SuSE

A

1) Red Hat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
62
Q

A(n) ____ service provides an efficient method for transferring files over the Internet.

1) FTP
2) DNS
3) Web
4) Mail

A

1) FTP

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
63
Q

A(n) ____ service allows users to post messages in forums.

1) FTP
2) News
3) Web
4) DNS

A

2) News

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
64
Q

Companies and institutions using computers to perform extraordinarily large calculations that would be unsuitable for most computers would employ a(n) ____.

1) scientific/engineering workstation
2) application server
3) supercomputer
4) office workstation

A

3) supercomputer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
65
Q

Because you need to document so many pieces of hardware and software information, you should create a ____ that contains all important installation information as well as hardware information.

1) preinstallation checklist
2) hardware compatibility checklist
3) software components list
4) minimum hardware requirements list

A

1) preinstallation checklist

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
66
Q

____ is the most common method of installing Linux.

1) Installation from a DVD
2) Installation from an NFS server across the network
3) Installation from packages located on the hard disk
4) Installation from CD-ROM media

A

1) Installation from a DVD

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
67
Q

During Linux installation, you need to configure a minimum of ____ user account(s).

1) one
2) two
3) three
4) four

A

2) two

68
Q

Hard disks can contain a maximum of ____ major partitions

1) 4
2) 8
3) 16
4) 32

A

1) 4

69
Q

The recommended size for the /home directory is ____ per user.

1) 100 MB
2) 200 MB
3) 500 MB
4) 1000 MB

A

2) 200 MB

70
Q

The ____ filesystem is compatible with the Windows FAT filesystem.

1) ext3
2) REISER
3) ext2
4) VFAT

A

4) VFAT

71
Q

The ____ directory contains system commands and utilities.

1) /opt
2) /var
3) /boot
4) /usr

A

4) /usr

72
Q

In Linux, a(n) ____ is used to accept input from the user and pass the input to the kernel for processing.

1) processor
2) user interface
3) swap memory
4) shell

A

4) shell

73
Q

The shell that is used by default in Linux is the ____ shell.

1) BASH
2) root
3) gdm
4) command line

A

1) BASH

74
Q

____ are specific letters that start with a dash (“-“).

1) Arguments
2) Options
3) Keywords
4) Metacharacters

A

2) Options

75
Q

Which Linux command displays your login name?

1) who
2) whoami
3) id
4) w

A

2) whoami

76
Q

Which Linux command gets you out of your current shell?

1) exit
2) stop
3) reset
4) clear

A

1) exit

77
Q

The command that displays the calendar for the current month is ____.

1) date
2) cal
3) w
4) id

A

2) cal

78
Q

The ____ metacharacter indicates background command execution.

1) @
2) ^
3) &
4) !

A

3) &

79
Q

____ is the metacharacter for command termination.

1) \
2) &
3) ;
4) |

A

3) ;

80
Q

To find all of the commands that have the word “list” in their name or description, you would type ____.

1) man -j list
2) man -k list
3) man -l list
4) man -m list

A

2) man -k list

81
Q

The ____ command will confirm the system directory that you are currently in.

1) dir
2) pwd
3) whereami
4) ld

A

2) pwd

82
Q

The ____ metacharacter can also be used to refer to the current user’s home directory.

1) ~
2) @
3) &
4) #

A

1) ~

83
Q

To move from the /home/joe/test/data to the /home/joe directory, use the ____ command.

1) cd ..
2) cd ../..
3) /home/joe
4) cd ./..

A

2) cd ../..

84
Q

If you type enough unique letters of a directory and press ____ key, the BASH shell will find the intended file or directory being specified and fill in the appropriate information.

1) Alt
2) Tab
3) Ctrl
4) Esc

A

2) Tab

85
Q

Most files on a Linux system that contain configuration information are ____ files.

1) system
2) directory
3) text
4) program

A

3) text

86
Q

To view a list of files and their type, use the ____ switch to the ls command.

1) -T
2) -L
3) -F
4) -l

A

3) -F

87
Q

The ____ symbol indicates a linked file.

1) @
2) *
3) &
4) =

A

1) @

88
Q

The ____ command can be used to provide a long listing for each file in a certain directory.

1) ls -T
2) ls -L
3) ls -F
4) ls -l

A

4) ls -l

89
Q

Using wildcard metacharacters, how can one indicate a number is either 1, 2, 3, or 4?

1) 1-4
2) [1-4]
3) [1234]
4) [1,2,3,4]

A

2) [1-4]

90
Q

To display the contents of a file called data, use the command ____.

1) disp data
2) ls data
3) ls -l data
4) cat data

A

4) cat data

91
Q

The ____ command displays the last five lines of a text file.

1) end -5
2) head -5
3) stop -5
4) tail -5

A

4) tail -5

92
Q

Which is an extended regular expression metacharacter?

1) .
2) […]
3) *
4) {}

A

4) {}

93
Q

The ____ regular expression metacharacter matches 0 or more occurrences of the previous character.

1) *
2) ?
3) +

A

1) *

94
Q

Which of the following key combinations, commonly used in the vi editor command mode, displays current line statistics?

1) $
2) x
3) Ctrl+g
4) P

A

3) Ctrl+g

95
Q

The ____ can be used with LISP artificial intelligence programming language and supports hundreds of keyboard functions like the vi editor.

1) Kedit editor
2) Mcedit editor
3) Emacs editor
4) Nedit editor

A

3) Emacs editor

96
Q

The ____ editor is functionally analogous to the Windows Wordpad and Notepad editors.

1) XEmacs
2) vi
3) Emacs
4) gedit

A

4) gedit

97
Q

The compression algorithm used by the compress utility has an average compression ratio of ____%.

1) 30-40
2) 40–50
3) 50-60
4) 60-70

A

2) 40–50

98
Q

When using the compress utility, each file is renamed with a(n) ____ filename extension to indicate that it is compressed.

1) .c
2) .cmp
3) .cpz
4) .Z

A

4) .Z

99
Q

The ____ command can be used to display the contents of a compressed file.

1) acat
2) zcat
3) cat
4) ccat

A

2) zcat

100
Q

The average compression ratio for gzip is ____%.

1) 40-50
2) 50-60
3) 60–70
4) 70-80

A

3) 60–70

101
Q

When used with the compress command, the ____ option can be used to compress symbolic links.

1) -f
2) -c
3) -v
4) -r

A

1) -f

102
Q

When used with the uncompress command, the ____ option displays the contents of the compressed file to Standard Output.

1) -c
2) -v
3) -f
4) -r

A

1) -c

103
Q

If no level of compression is specified, the gzip command assumes the number ____.

1) 4
2) 5
3) 6
4) 7

A

3) 6

104
Q

The ____ option, when used with the gzip command, causes the compression ratio for files that have been compressed to be listed.

1) -c
2) -f
3) -r
4) -l

A

4) -l

105
Q

The filename extension given to files compressed with bzip2 is ____.

1) .bz
2) .bz2
3) .gz
4) .Z

A

2) .bz2

106
Q

When used with the tar utility, the ____ option causes filenames to be stored in an archive using absolute pathnames.

1) -a
2) -b
3) -p
4) -n

A

3) -p

107
Q

The ____ option can be used with the tar command to extract a specified archive.

1) -s
2) -e
3) -x
4) -a

A

3) -x

108
Q

When using the cpio utility, the ____ option causes a new archive to be created.

1) -n
2) -c
3) -o
4) -a

A

3) -o

109
Q

You can perform up to ____ different incremental backups using the dump/restore utility.

1) seven
2) eight
3) nine
4) ten

A

3) nine

110
Q

Most Linux distributions today use ____ as their package manager.

1) RPM
2) PRM
3) MPR
4) RMP

A

1) RPM

111
Q

The ____ command looks for a Makefile and uses the information within to compile the source code into binary programs using the appropriate compiler program for the local hardware architecture.

1) configure
2) install
3) make install
4) make

A

4) make

112
Q

To remove a package from the system, you can use the ____ option to the rpm command.

1) -d
2) -e
3) -r
4) -x

A

2) -e

113
Q

You can restrict who can print to certain printers by using the ____ command.

1) lpadmin
2) lpa
3) lpr
4) admin

A

1) lpadmin

114
Q

Log files are typically stored in the ____ directory.

1) /dev/log
2) /var/log
3) /boot/log
4) /log

A

2) /var/log

115
Q

The ____ log file contains information and error messages regarding network access generated by daemons such as sshd and xinetd.

1) wtmp
2) messages
3) dmesg
4) secure

A

4) secure

116
Q

To convert a system so that it uses an /etc/shadow file to store the encrypted password after installation, you can run the ____ command.

1) passwdconv
2) pwconv
3) passwd
4) pwdcv

A

2) pwconv

117
Q

You can create user accounts on the Linux system by using the ____ command.

1) uadd
2) usercreate
3) adduser
4) useradd

A

4) useradd

118
Q

The skeleton directory on most Linux systems is ____.

1) /etc/skel
2) /var/skel
3) /etc/skeleton
4) /var/skeleton

A

1) /etc/skel

119
Q

To lock an account, you can use the usermod command with the ____ option.

1) -U
2) -u
3) -l
4) -L

A

4) -L

120
Q

You can specify the ____ option to the userdel command to remove the home directory for the user and all of its contents.

1) -r
2) -d
3) -R
4) -x

A

1) -r

121
Q
To change the primary group temporarily to another group that is listed in the output of the groups and id commands, you
can use the \_\_\_\_ command.
1) newgroup
2) groupmod
3) newgrp
4) groupadd
A

3) newgrp

122
Q

A system process that is not associated with a terminal is called a(n) ____ process.

1) daemon
2) user
3) parent
4) startup

A

1) daemon

123
Q
To display an entire list of processes across all terminals and including daemons, you can add the \_\_\_\_ option to any ps
command.
1) -f
2) -l
3) -a
4) -e
A

4) -e

124
Q
In the output of the ps -l command, the \_\_\_\_ column is the most valuable to systems administrators because it indicates
what the process is currently doing.
1) process state
2) process flag
3) process priority
4) PID
A

1) process state

125
Q

The ____ option to the ps command displays all processes that do not run on terminals.

1) -f
2) x
3) a
4) -l

A

2) x

126
Q

There are ____ different kill signals that the kill command can send to a certain process.

1) 16
2) 32
3) 64
4) 128

A

3) 64

127
Q

The ____ kill signal stops a process and then restarts it with the same PID.

1) SIGINT
2) SIGQUIT
3) SIGHUP
4) SIGTERM

A

3) SIGHUP

128
Q

The ____ kill signal terminates a process by taking the process information in memory and saving it to a file called core on the hard disk in the current working directory.

1) SIGINT
2) SIGQUIT
3) SIGKILL
4) SIGTERM

A

2) SIGQUIT

129
Q

You can execute ____ main types of Linux commands.

1) two
2) three
3) four
4) five

A

2) three

130
Q

When you append a(n) ____ to a command, the command is run in a background process.

1) &
2) $
3) #
4) %

A

1) &

131
Q

When killing a background job with the kill command, you must prefix the background job IDs by a(n) ____.

1) &
2) #
3) $
4) %

A

4) %

132
Q

After a background process has been started, it can be moved to the foreground by using the ____ command.

1) b2f
2) fgd
3) fg
4) fgnd

A

3) fg

133
Q

When there are multiple background processes executing in the shell, the jobs command indicates the most recent one with a(n) ____ symbol.

1) *
2) +
3) -
4) /

A

2) +

134
Q

Processes are started with a nice value of ____ by default.

1) -20
2) 0
3) 1
4) 19

A

2) 0

135
Q

To display a list of at Job IDs, you can specify the ____ option to the at command.

1) -l
2) -u
3) -a
4) -d

A

1) -l

136
Q

The ____ field in a cron table contains the absolute pathname to the command to be executed.

1) first
2) second
3) fifth
4) sixth

A

4) sixth

137
Q

To create or edit a user cron table, you can use the ____ option to the crontab command.

1) -u
2) -c
3) -f
4) -e

A

4) -e

138
Q

The Linux kernel is stored in the ____ directory.

1) /
2) /boot
3) /root
4) /krnl

A

2) /boot

139
Q

____ of the GRUB boot loader typically resides on the Master Boot Record.

1) Stage1
2) Stage1.5
3) Stage2
4) Stage2.5

A

1) Stage1

140
Q

In the /etc/lilo.conf file, the ____ keyword specifies the absolute pathname to the Linux kernel.

1) image=
2) default=
3) install=
4) root=

A

1) image=

141
Q

In Linux, runlevel ____ is also known as multiuser mode.

1) 1
2) 2
3) 3
4) 4

A

2) 2

142
Q

A Linux system in runlevel ____ is a system that has no daemons active in memory and is ready to be powered off.

1) 0
2) 1
3) 6
4) 7

A

1) 0

143
Q

After the entries in /etc/inittab have been executed, the ____ file is executed to perform tasks that must occur after system startup.

1) /etc/rc/rc.local
2) /etc/rc.d/local
3) /etc/rc.d/rc.local
4) /etc/rc/local

A

3) /etc/rc.d/rc.local

144
Q

You can use the ____ command to start, stop, or restart any daemons listed within the /etc/rc.d/init.d directory.

1) daemon
2) manip-daemon
3) service
4) daemon-service

A

3) service

145
Q

____ is a freely available version of X Windows used in many Linux distributions.

1) X.org
2) XFree
3) FreeX86
4) XFree86

A

4) XFree86

146
Q

The two most common desktop environments that are used on Linux are ____ and ____.

1) KDE; kwin
2) KDE; Xfce
3) Xfce; GNOME
4) KDE; GNOME

A

4) KDE; GNOME

147
Q

The ____ window manager is used for the GNOME desktop in Red Hat Fedora Core 2.

1) kwin
2) twm
3) metacity
4) sawfish

A

3) metacity

148
Q

If your system uses the X.org implementation of X Windows, the mouse, keyboard, monitor, and video adapter card information is stored in the ____ file in text format.

1) /etc/X11/XF86Config
2) /etc/X11/xorg.conf
3) /etc/X11/xwin.conf
4) /etc/X11/xorg

A

2) /etc/X11/xorg.conf

149
Q

After configuring X Windows, you can fine-tune the vsync and hsync of the video card using the ____ utility within the desktop environment.

1) xvidtune
2) xvideotune
3) xtune
4) vidtune

A

1) xvidtune

150
Q

The file descriptor stdin is represented by the number ____.

1) 0
2) 1
3) 2
4) 3

A

1) 0

151
Q

The file descriptor stderr is represented by the number ____.

1) 0
2) 1
3) 2
4) 3

A

3) 2

152
Q

You can use the BASH shell to redirect standard output and standard error from the terminal screen to a file on the filesystem using the ____ shell metacharacter followed by the absolute or relative pathname of the file.

1) #
2)
4) |

A

3) >

153
Q

You can redirect a file to the standard input of a command using the ____ metacharacter.

1) >
2) #
3) |
4) <

A

4) <

154
Q

The ____ command can be used to replace characters in a file sent via Standard Input.

1) tr
2) rt
3) ts
4) st

A

1) tr

155
Q

You can send the standard output of one command to another command as standard input using the ____ shell metacharacter.

1) <
2) |
3) >
4) #

A

2) |

156
Q

The ____ command counts the number of lines, words, and characters in a file.

1) pr
2) nl
3) tr
4) wc

A

4) wc

157
Q

The ____ command can be used to extract, manipulate, and format text using pattern-action statements.

1) sed
2) grep
3) awk
4) nl

A

3) awk

158
Q

Most configuration files on Linux systems are delimited using ____ characters.

1) tab
2) colon
3) space
4) semicolon

A

2) colon

159
Q

To see a list of the environment variables and their current values on a system, you can use the ____ command.

1) env
2) get
3) set
4) setenv

A

3) set

160
Q

The ____ command could be used to view the contents of the environment variable that represents the BASH shell prompt.

1) ls $PWD
2) echo #PWD
3) echo $PS1
4) ls #PS1

A

3) echo $PS1

161
Q

To see a list of all exported environment and user-defined variables in the shell, you can use the ____ command.

1) env
2) set
3) setenv
4) getenv

A

1) env

162
Q

The ____ environment file is always executed immediately after login for all users on the system, and sets most environment variables, such as HOME and PATH.

1) ~/.bash_profile
2) ~/.bash_login
3) /etc/profile
4) ~/.profile

A

3) /etc/profile

163
Q

If you have ____ permission to a shell script, you can execute the shell script like any other executable program on the system.

1) read
2) write and read
3) execute
4) read and execute

A

4) read and execute

164
Q

The ____ escape sequence represents a form feed.

1) \n
2) \f
3) /f
4) /n

A

2) \f

165
Q

The test statement ____ would be used to determine if A is numerically greater than B.

1) [ A –g B ]
2) [ A –ge B ]
3) [ A –gt B ]
4) [ A +eq B ]

A

3) [ A –gt B ]