Linux+ Chapter 04

Nov 17th, 2023

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40 test answers

question

T/F - The rmdir command automatically removes a directory and all of its subdirectories and files.

answer

False

question

T/F - 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

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

answer

False

question

The database for the locate command can be updated manually by using the updatedb command.

answer

True

question

The File system Hierarchy Standard specifies what directory as containing the Linux kernel and the boot loader configuration files?

answer

/boot

question

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

answer

/home

question

What command can be used to copy files?

answer

question

What command takes a list of arguments specifying the absolute or relative pathnames of files to remove?

answer

question

What command utilizes a premade database that contains a list of all the files on a system:

answer

locate command

question

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

answer

question

What section of a filesystem contains information about the filesystem in general?

answer

superblock

question

In order to create a hard link, what command must be used?

answer

question

The section of an inode that stores permissions is referred to as what?

answer

mode

question

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

answer

question

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

answer

write

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

When using the chmod command, the mode rwx can be represented by which number?

answer

question

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

answer

chmod 7777 filename

question

What does the setfacl -b command do?

answer

removes all extra ACL assignments

question

In order to quickly create an empty file, what command can be used?

answer

touch command

question

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

answer

excecute

question

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

answer

write

question

What mode corresponds to setting r-x:

answer

user

question

What option, when added to the rm command, is commonly referred to as the -resume option?

answer

-r

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

FHS

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

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 create a(n) _____ link, you use the -s option to the ln command.

answer

symbolic

question

When a user creates a file or directory, that user's name and ______ becomes the owner and group owner of the file, respectively.

answer

primary group

question

rwx

answer

question

rw-

answer

question

what are the three numbers representing rwx?

answer

421

question

r-x

answer

question

rw- rw- rw-

answer

666

question

r--

answer

question

rw-r-xrwx

answer

657

question

A special variable used to alter permissions by taking away select defaults?

answer

unmask command

question

added to a ch or ls command for attributes?

answer

attr

question

-wx-w-r-x

answer

325

1 of 40

question

T/F - The rmdir command automatically removes a directory and all of its subdirectories and files.

answer

False

question

T/F - 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

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

answer

False

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question

The database for the locate command can be updated manually by using the updatedb command.

answer

True

question

The File system Hierarchy Standard specifies what directory as containing the Linux kernel and the boot loader configuration files?

answer

/boot

question

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

answer

/home

question

What command can be used to copy files?

answer

question

What command takes a list of arguments specifying the absolute or relative pathnames of files to remove?

answer

question

What command utilizes a premade database that contains a list of all the files on a system:

answer

locate command

question

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

answer

question

What section of a filesystem contains information about the filesystem in general?

answer

superblock

question

In order to create a hard link, what command must be used?

answer

question

The section of an inode that stores permissions is referred to as what?

answer

mode

question

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

answer

question

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

answer

write

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

When using the chmod command, the mode rwx can be represented by which number?

answer

question

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

answer

chmod 7777 filename

question

What does the setfacl -b command do?

answer

removes all extra ACL assignments

question

In order to quickly create an empty file, what command can be used?

answer

touch command

question

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

answer

excecute

question

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

answer

write

question

What mode corresponds to setting r-x:

answer

user

question

What option, when added to the rm command, is commonly referred to as the -resume option?

answer

-r

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

FHS

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

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 create a(n) _____ link, you use the -s option to the ln command.

answer

symbolic

question

When a user creates a file or directory, that user's name and ______ becomes the owner and group owner of the file, respectively.

answer

primary group

question

rwx

answer

question

rw-

answer

question

what are the three numbers representing rwx?

answer

421

question

r-x

answer

question

rw- rw- rw-

answer

666

question

r--

answer

question

rw-r-xrwx

answer

657

question

A special variable used to alter permissions by taking away select defaults?

answer

unmask command

question

added to a ch or ls command for attributes?

answer

attr

question

-wx-w-r-x

answer

325

Linux+ Chapter 04

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