Hidden files are files that begin with what character?
A dash (-)
A plus (+)
A period (.)
An asterisk (*)
What option for the ls command will display all files, including hidden files?
-L
-H
-w
-a
The top-level directory on a Linux system is represented as:
/
C:
/home
/root
Is the following path absolute or relative? /etc/ppp
Absolute
Relative
Is the following path absolute or relative? sysadmin/Documents
Is the following path absolute or relative? ../../home/sysadmin
The tilde (~) is used to represent:
A user’s home directory
Any two single characters
The directory above the current working directory
Nothing; it has no special meaning
Which of the following commands can be used to access the home directory of the user “bob” while logged in as root? (choose two)
cd /home/bob
cd ~bob
cd &&
~bob
The double dot (..) can be used with the cd command to represent:
Nothing; it has no special meaning.
A user’s home directory.
The cd command by itself will take you to what directory?
The system root directory
None; it is not a valid command
Your home directory
What command will allow you to change your current working directory?
chdir
list
cd
ls
The double dot (..) can be used to represent the directory…
…above the current directory.
…below the current directory.
…with any two single numbers.
…above the current directory only when using the cd command.
The ls command without options or arguments…
…generates an error as this command requires arguments.
…lists the contents of the current directory.
…prompts for a directory to list.
…lists the contents of a user’s home directory.
The first character in a long listing (ls -l) indicates:
The permissions
If something is a file, directory, or symbolic link
The owner
The size
Which option for the ls command, when used in conjunction with the -l option, will display human-readable sizes?
-M
-S
-h
Which of the following commands will prevent any aliased options to the ls command?
/ls
%ls
The ls command color codes results by default. True or False?
True
False
The command ls -S will sort files:
By size, smallest to largest
By number of symlinks, largest to smallest
By modification date, newest to oldest
By size, largest to smallest
When using the cp command, you must provide both a source and a destination. True or False?
Which option(s) can be used to prevent cp from overwriting an existing file? (choose two)
-n
-N
-z
-i
The command rm -r will…
remove a directory along with any files or subdirectories.
prompt for each confirmation before deleting each file in a directory.
remove only empty directories.
generate an error; -r isn’t a valid option.
Which option can be used with the rm command to prompt before deleting?
I
-P
A
The rm command can delete multiple files at once. True or False?
Which of the following commands can be used to rename a file?
name
mv
rn
cp
The touch command can be used to: (choose two)
Create new files
Change a file’s name
Update the time stamp of existing files
Change ownership of a file
