Linux midterm quizzes

question

What software type is software that is distributed free of charge, but the source code is not available?

answer

Freeware

question

When viewing the version number for a Linux kernel, what number indicates the stability of the kernel?

answer

Minor number

question

What piece of software tells the operating system how to use a specific hardware device?

answer

Device driver

question

The mutt software is an example of what type of mail service software on Linux?

answer

Mail User Agent

question

In what year was the source code for the Linux kernel released?

answer

1991

question

The GNU General Public License (GPL) was developed by which organization?

answer

Free Software Foundation (FSF)

question

In Linux, the core component of the GUI is known as

answer

X windows

question

What service provides a method for the efficient transfer of files over the Internet?

answer

FTP

question

The overall cost of using a particular operating system is known as?

answer

Total cost of ownership (TCO)

question

Which type of open source license ensures that the source code of a program is freely available while also allowing the original author of the source code some control over the changes made to it?

answer

Artistic

question

What two Linux distributions below utilize the Debian package manager by default?

answer

Linux Mint Ubuntu Linux

question

The two different implementations of X Windows are called

answer

XFree86 X.org

question

What two options below are examples of common UNIX flavors?

answer

Macintosh OS X HP-UX

question

Open source software (OSS) is freely developed and continuously improved by a large community of software developers

answer

True

question

Each computer on a network requires a unique way to identify itself and to refer to other computers. This is accomplished by using IP addresses.

answer

True

question

Many programming function libraries and UNIX-like commands appeared in the 1989s as a result of the work on the GNU project.

answer

True

question

On closed-source operating system, hot fixes for software bugs are deployed very quickly

answer

False

question

The term hacker refers to someone who illegally uses computers for personal benefit or to cause damage.

answer

False

question

Database Management Systems (DBMSs)

answer

Are a collection of programs and tools designed to allow for the creation, modification, manipulation, maintenance, and access of information from databases

question

The ___________ implementation of X Windows is the latest implementation, and is based on the original MIT X Windows project that was released as OSS in 2004

answer

X.org

question

At minimum, Linux typically requires only two partitions to be created: a partition that is mounted to the root directory, and a partition for virtual memory.

answer

True

question

A swap partition contains a filesystem

answer

False

question

By default, Fedora 20 allows the root user to log in to the GNOME desktop

answer

False

question

When a user interacts with his computer, he interacts directly with the kernel of the computer's operating system.

answer

False

question

In the past, SATA hard disks were referred to as Integrated Drive Electronics (IDE)

answer

False

question

In Linux, the command _____________ displays currently logged-in users

answer

who

question

To print the current date and time, type the command _________

answer

date

question

What metacharacter indicates background command execution?

answer

;

question

A calendar for the current month can be shown on the command line by issuing which command?

answer

cal

question

When using command-line terminal, specific letters that start with a dash and appear after command names are considered to be

answer

Options

question

In Fedora 20, what terminal is used for graphical login?

answer

tty1

question

Prior to performing an installation of Linux, the hardware components of the target system should be checked against what known compatible list below?

answer

Hardware compatibility list (HCL)

question

The Linux kernel exists as a file named

answer

vmlinuz

question

What installation media source is the most common source for Linux package?

answer

DVD

question

Under the root directory in Linux, which directory contains system commands and utilities?

answer

/usr

question

What metacharacter can be used to issue two commands to be run in consecutive order, without piping or redirecting output?

answer

;

question

A hard drive or SSD can be divided into partitions. What is the maximum number of primary partitions that can be used on these devices?

answer

4

question

In order to switch between terminals in Linux, a user can press what two keys in combination with the F1-F6 keys?

answer

Ctrl Alt

question

Which filesystems below perform journaling?

answer

REISER ext4

question

What two commands below will halt a Linux system immediately?

answer

shutdown -H now halt

question

The more command should not be used on binary fikes

answer

True

question

Linux uses a logical directory tree to organize files into different folders

answer

True

question

The command strings /bin/echo displays the raw binary characters inside the /bin/echo binary executable program

answer

False

question

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

answer

Ctrl+g

question

What command can be used to display the last five lines of a text file?

answer

tail -5

question

What command is most effective at identifying different types of files?

answer

stat

question

Select the command below that can be used to provide a long listing for each file in a directory

answer

ls -l

question

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

answer

[1-4]

question

In what mode does the vi editor open by default?

answer

command mode

question

At the vi command mode prompt, what key combination below will force a quit from the vi editor without saying changes?

answer

:q!

question

To display a text file in reverse order, what command should be used?

answer

tac

question

The LISP artificial intelligence programming language can be used with which text editor below?

answer

Emacs editor

question

In the GNU Emacs editor, what key combination can be used to delete all characters between the cursor and the end of the line?

answer

Ctrl+k

question

What two regular expression characters can be used to match the characters at the beginning or end of a line, respectively?

answer

^ $

question

Select below the command and the associated alias available on most Linux systems that displays a long listing for each file in a directory?

answer

ls -l ll

question

Select the two filename extensions that are associated with C++ programming language source code files:

answer

.cc .cpp

question

Filenames that start with a period, such as .file, are referred to as _____________ files

answer

hidden

question

In a file listing, the 9 characters following the file type (for example, -rwxr-xr-x) refer to the file's ____________

answer

permissions

question

An alternative to the vi editor that offers an equal set of functionality is the GNU ___________

answer

Emacs editor

question

Text wildcards used to ease the searching of specific text information are called _____________

answer

regular expressions

question

If a file's permissions are set to 760, what permissions are available to the group assigned to the file?

answer

read write

question

What two commands below will grant all permissions to username bob on file1, assuming that bob is the file's owner?

answer

chmod 777 file1 chmod a+rwx file1

question

What two commands below can be used to locate files on a filesystem?

answer

locate find

question

What two commands below will work recursively if specified with the -R option?

answer

cp rm

question

The __________ command only searches directories that are listed in a special variable called the PATH variable in the current BASH shell.

answer

which

question

To copy a directory full of files in Linux, you must tell the cp command that the copy will be ________ (involve files and subdirectories too) by using the -r option

answer

recursive

question

___________ defines a standard set of directories for use by all Linux and UNIX systems, as well as the file and subdirectory contents of each directory.

answer

Filesystem Hierarchy Standard

question

Shell scripts do not require the execute permission in order to be run the same way binary programs are run.

answer

False

question

You can use wildcard metacharacters with the find command

answer

True

question

The SGID allows regular users to execute a binary compiled program and become a member of the group that is attached to the file.

answer

True

question

In a file's mode, a permission that is unavailable is represented by what character?

answer

-

question

The contents of a certain variable in memory can be viewed using which metacharacter below in combination with the echo command?

answer

$

question

What permission (when applied to a directory) allows a user to enter the directory and work with the directory contents?

answer

Execute

question

The Filesystem Hierarchy Standard specifies what directory as the root user's home directory?

answer

/root

question

In order to set all of the special permissions on a certain file or directory, which command below should be used on a file named filename?

answer

chmod 7777 filename

question

What does the setfacl -b command do?

answer

It removes all extra ACL assignments on a given file.

question

What permission grants a user the ability to open, read, and edit the contents of a file?

answer

write

question

What command can be used to copy files?

answer

cp

question

Select the mode below that corresponds to setting r-x

answer

5

question

What argument can be used with the chmod command to add read permission and remove write permission for a group on a file?

answer

g+r-w

question

The ___________ command can be used to create and work with up to 128 primary partitions on a GPT hard disk using an interface that is nearly identical to fdisk

answer

gdisk

question

An extended partition can contain many subpartitions called

answer

logical drives

question

The ________ of a VG decides the block size for saving data since it cannot be safely changed later

answer

physical extent size

question

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

answer

True

question

Each device attached to a system can be represented by multiple device files

answer

False

question

In Linux, you are restricted to using only one type of filesystem on a system

answer

False

question

The more filesystems that are used on a system, the less likely a corrupted filesystem will interfere with normal system operations

answer

True

question

Volumes can contain a filesystem but they cannot be mounted to directories within the Linux filesystem hierarchy

answer

False

question

What file system below is used by software programs that write to a CD-RW or DVD-RW drive?

answer

udf

question

In the event that you wish to disable a swap partition, what command must be used?

answer

swapoff

question

Data is read from physical hard drives in concentric circles known as

answer

tracks

question

The mkfs command can be issued with what switch in order to specify a filesystem type?

answer

-t

question

Errors on a filesystem are common on most filesystems. What do these errors indicate?

answer

filesystem corruption

question

Select the command that can be used to check an ext2, ext3, or ext4 filesystem

answer

mke2fs

question

What command below can be used to create a new physical volume?

answer

pvcreate

question

What character device file represents the second serial port on a system (COM2)?

answer

/dev/ttyS1

question

Which device file below represents the first primary partition on the second PATA hard disk drive?

answer

/dev/hdb1

question

In what filesystem are most of the operating system files contained?

answer

root

question

Select the commands that can be used to extend a volume group and logical volume respectively

answer

vgextend lvextend

question

What two commands below can be used to edit a GPT based hard disk's partitions?

answer

gdisk parted

question

The ________ environment variable contains a list of directories to search for executable programs

answer

PATH

question

Most commands that are run by the shell are run in a separate ______, which is created by the current shell

answer

subshell

question

Any command that can take standard input and transform it into standard output is call a _____ command

answer

filter

question

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

answer

False

question

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

answer

False

question

You are limited to using one pipe metacharacter on the command line to pipe information from one command to another command

answer

False

question

You can use the sed command to remove unwanted lines of text

answer

True

question

Any command that can be executed on the command line can also be placed inside any environment file

answer

True

question

The standard output and standard error from a terminal screen within the bash shell can be redirected to a file on the filesystem using what shell metacharacter, followed by the absolute or relative pathname of the file?

answer

;

question

Select the test statement that can be used to determine if A is numerically greater than B

answer

[ A -gt B]

question

What operator below is known as the NOT operator?

answer

!

question

Select the escape sequence that is used for a form feed

answer

f

question

Select the metacharacter that can be used to send the standard output of one command to another command as standard input

answer

|

question

What character is used to delimit most Linux configuration files?

answer

colon

question

The environment variables that are set by default and their current values can be viewed with what command?

answer

set

question

The ability to extract, manipulate, and format text using pattern action statements belongs to which command below?

answer

awk

question

What construct is intended for use in processing a list of objects, such as files, directories, users, printers, and so on?

answer

for

question

What two Bash environment variables represent the current working directory, and the absolute pathname of the current shell, respectively?

answer

PWD SHELL

question

Select the two escape sequences that represent a horizontal tab and a vertical tab, respectively?

answer

t v

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