Questão 1
Questão
Hidden files are files that begin with what character?
Responda
-
A dash (-)
-
A plus (+)
-
A period (.)
-
An asterisk (*)
Questão 2
Questão
What option for the ls command will display all files, including hidden files?
Questão 3
Questão
The top-level directory on a Linux system is represented as:
Questão 4
Questão
Is the following path absolute or relative?
/etc/ppp
Questão 5
Questão
Is the following path absolute or relative?
sysadmin/Documents
Questão 6
Questão
Is the following path absolute or relative?
../../home/sysadmin
Questão 7
Questão
The tilde (~) is used to represent:
Responda
-
A user’s home directory
-
Any two single characters
-
The directory above the current working directory
-
Nothing; it has no special meaning
Questão 8
Questão
Which of the following commands can be used to access the home directory of the user “bob” while logged in as root?
(choose two)
Responda
-
cd /home/bob
-
cd ~bob
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cd &&
-
~bob
Questão 9
Questão
The double dot (..) can be used with the cd command to represent:
Responda
-
The directory above the current working directory
-
Nothing; it has no special meaning.
-
Any two single characters
-
A user’s home directory.
Questão 10
Questão
The cd command by itself will take you to what directory?
Responda
-
The system root directory
-
None; it is not a valid command
-
The directory above the current working directory
-
Your home directory
Questão 11
Questão
What command will allow you to change your current working directory?
Questão 12
Questão
The double dot (..) can be used to represent the directory…
Responda
-
…above the current directory.
-
…below the current directory.
-
…with any two single numbers.
-
…above the current directory only when using the cd command.
Questão 13
Questão
The ls command without options or arguments…
Responda
-
…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.
Questão 14
Questão
The first character in a long listing (ls -l) indicates:
Questão 15
Questão
Which option for the ls command, when used in conjunction with the -l option, will display human-readable sizes?
Questão 16
Questão
Which of the following commands will prevent any aliased options to the ls command?
Questão 17
Questão
The ls command color codes results by default.
True or False?
Questão 18
Questão
The command ls -S will sort files:
Responda
-
By size, smallest to largest
-
By number of symlinks, largest to smallest
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By modification date, newest to oldest
-
By size, largest to smallest
Questão 19
Questão
When using the cp command, you must provide both a source and a destination.
True or False?
Questão 20
Questão
Which option(s) can be used to prevent cp from overwriting an existing file?
(choose two)
Questão 21
Questão
The command rm -r will…
Responda
-
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.
Questão 22
Questão
Which option can be used with the rm command to prompt before deleting?
Questão 23
Questão
The rm command can delete multiple files at once.
True or False?
Questão 24
Questão
Which of the following commands can be used to rename a file?
Questão 25
Questão
The touch command can be used to:
(choose two)