There can be multiple device files per device.
False
After a typical Fedora Linux installation, over 700 different device files are in the /dev directory.
True
In Linux, you must use only one type of filesystem on a system.
False
When you insert a DVD while in a GUI environment, it is automatically mounted by the system to a directory underneath the /media directory that is named for the label on the DVD.
True
The more filesystems that are used on a system, the less likely a corrupted filesystem will interfere with normal system operations.
True
To prevent a file from being cleared by the BASH shell and append output to the existing output, you can specify three > metacharacters alongside the file descriptor.
False
You are limited to using one pipe | metacharacter on the command line to pipe information from one command to another command.
False
You can use the sed command to remove unwanted lines of text.
True
Any command that can be executed on the command line can also be placed inside any environment file.
True
Given the syntax command && command, the command on the left of the && construct is executed only if the command on the right of the && construct completed successfully.
False
GRUB must be reinstalled after editing its configuration file.
False
If you are using a Linux boot loader to dual boot another operating system in addition to Linux, it is easiest if Linux is installed after the other operating system has been installed.
True
The /etc/rc.d/rc 5 script only executes files that start with S in the /etc/rc.d/rc5.d/ directory.
False
Most daemon scripts accept the arguments start, stop, and restart.
True
You can choose to use a window manager only, and not use a desktop manager.
True
Each process can start an unlimited number of other processes.
True
The ps command is the only command that can view process information.
False
The killall command uses the PID to kill a process.
False
After a process has been started, you can change its priority by using the renice command.
True
If the /etc/at.allow and /etc/at.deny files do not exist, only the root user is allowed to schedule tasks using the at daemon.
True
Devices that transfer data in a character-by-character fashion are referred to as ____ devices.
Character
The ____ device file represents the first primary partition on the second IDE hard disk drive (primary slave).
/dev/hdb1
The ____ device file represents the second serial port on the system (COM2).
/dev/ttyS1
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.
/dev/MAKEDEV
The ____ filesystem is used by software programs that write to a CD-RW or DVD-RW drive.
udf
The ____ filesystem contains most of the operating system files.
Root
To mount all filesystems in the /etc/fstab file that are intended to mount at boot time, you can simply type the ____ command.
mount -a
CD-ROMs typically use the ____ filesystem type.
ISO9660
Linux requires ____ partition(s) at minimum.
Two
Data is read off of hard disks in concentric circles called ____.
Tracks
To create partitions after installation, you can use the ____ command.
fdisk
The easiest method for monitoring free space by mounted filesystems is to use the ____ command.
df
Errors on a filesystem are often referred to as filesystem ____ and are common on most filesystems.
Corruption
To check a filesystem for errors, you can use the ____ command, which can check filesystems of many different types.
fsck
You can edit the quotas for certain users by using the ____ command.
edquota
The file descriptor stderr is represented by the number ____.
2
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.
>
You can redirect a file to the standard input of a command using the ____ metacharacter.
<
You can send the standard output of one command to another command as standard input using the ____ shell metacharacter.
|
The ____ command counts the number of lines, words, and characters in a file.
wc
The ____ command can be used to extract, manipulate, and format text using pattern-action statements.
awk
Most configuration files on Linux systems are delimited using ____ characters.
Colon
To see a list of the environment variables and their current values on a system, you can use the ____ command.
set
The ____ command could be used to view the contents of the environment variable that represents the BASH shell prompt.
echo $PS1
To see a list of all exported environment and user-defined variables in the shell, you can use the ____ command.
env
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.
/etc/profile
If you have ____ permission to a shell script, you can execute the shell script like any other executable program on the system.
read and execute
The ____ escape sequence represents a form feed.
\f
The test statement ____ would be used to determine if A is numerically greater than B.
[ A -gt B ]
The Linux kernel is stored in the ____ directory.
/boot
____ of the GRUB boot loader typically resides on the Master Boot Record.
Stage1
To create an encrypted password for use in the /boot/grub/grub.conf, you can use the ____ command
grub-md5-crypt
In the /etc/lilo.conf file, the ____ keyword specifies the absolute pathname to the Linux kernel.
image=
In the /etc/lilo.conf file, the ____ keyword specifies the file that contains the physical layout of the disk drive.
install=
In Linux, runlevel ____ is also known as multiuser mode.
2
A Linux system in runlevel ____ is a system that has no daemons active in memory and is ready to be powered off.
0
After the entries in /etc/inittab have been executed, the ____ file is executed to perform tasks that must occur after system startup.
/etc/ec.d/rc.local
You can use the ____ command to start, stop, or restart any daemons listed within the /etc/rc.d/init.d directory.
service
Which utility can be used to modify runtime configuration files so that they start and stop daemons when entering a particular runlevel?
ntsysv
____ is a freely available version of X Windows used in many Linux distributions.
XFree86
The two most common desktop environments that are used on Linux are ____ and ____.
KDE; GNOME
The ____ window manager is used for the GNOME desktop in Red Hat Fedora Core 2.
metacity
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.
/etc/S11/xorg.conf
To configure your keyboard, you can use the ____ command from either a GUI or terminal environment and restart X Windows.
system-config-keyboard
After configuring X Windows, you can fine-tune the vsync and hsync of the video card using the ____ utility within the desktop environment.
xvidtune
A system process that is not associated with a terminal is called a(n) ____ process.
daemon
To display an entire list of processes across all terminals and including daemons, you can add the ____ option to any ps command.
-e
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.
process state
The ____ option to the ps command displays all processes that do not run on terminals.
x
There are ____ different kill signals that the kill command can send to a certain process.
64
The ____ kill signal stops a process and then restarts it with the same PID.
SIGHUP
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.
SIGQUIT
You can execute ____ main types of Linux commands.
three
When you append a(n) ____ to a command, the command is run in a background process.
&
When killing a background job with the kill command, you must prefix the background job IDs by a(n) ____.
%
When there are multiple background processes executing in the shell, the jobs command indicates the most recent one with a(n) ____ symbol.
+
Processes are started with a nice value of ____ by default.
0
To display a list of at Job IDs, you can specify the ____ option to the at command.
-l
The ____ field in a cron table contains the absolute pathname to the command to be executed.
sixth
To create or edit a user cron table, you can use the ____ option to the crontab command.
-e