LINUX EXAM SHORT
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Sudo privileges can be used to specify which user can use the sudo command to execute commands as other users.
True or False?
In distributions that do not allow the root user to login directly or via the su command, the installation process automatically configures one user account to be able to use the sudo command to execute commands as if they were executed by the root user.
True or False?
Which of the following commands will display how long the system has been running since the last boot?
(choose two)
The /etc/shadow file contains plain-text passwords.
True or False?
Which command can be used to view the /etc/passwd file entries?
Which command can be used to determine a user’s most recent log in?
Which of the following files contains encrypted user password information?
Which of the following files contains user IDs?
Which of the following files does the groupadd command use to determine the new GID when a GID isn’t specified?
Which of the following commands, run as root, will prevent the user bob from logging in?
The chmod command can be used on a file by:
Which option for the chown command can be used to change the owner of a directory and all the files and directories below it?
The chown command will only accept one file at a time as an argument.
True or False?
The “execute” permission is never set on files by default.
True or False?
The user owner of a file will always have the same or higher permissions as “other”.
True or False?
A source and a hard link must be part of the same filesystem.
True or False?
Deleting a source file will break an associated symbolic link.
True or False?
A source file and a symbolic link must be part of the same file system.
True or False?
Which of the following commands would create a hard link, link to file?
Which of the following commands would create a symbolic link, link to file?
The number of users logged in is in a variable called USERS. How would you test to see if 5 users are logged in?
Given the following script:
while [ ! –f /tmp/foo ]; do
echo –n “.”
process_data > /tmp/foo
done
Which of the following are true?
(choose two)
A conditional that lets you make multiple comparisons with a pattern is called:
What is the meaning of $(( $i + 1)) ?
How would you write a test that says “if /tmp/foo is a directory or USERS is greater than 5”?
A division of a hard drive may be referred to as a _______ .
(choose two)
Which of the following are valid partitioning types?
(choose two)
The fdisk command is a tool used for working with the MBR partitioned disks.
True or False?
The fdisk command is a tool used for working with the MBR partitioned disks.
True or False?
Which of the following is the valid device file name for the first IDE hard drive on the system?
Which of the following are valid video cable connector types?
(choose two)
A command that will continuously update statistics about running processes:
The following are valid Linux option styles:
(choose three)
Which file contains the information passed to the kernel at boot time?
To make changes permanent for kernel parameter files found under /proc/sys, the following file can have entries added to it:
To get a list of all packages installed on a system using RPM Package Management you can execute:
Which of the following would be considered a host?
What option to the netstat command has information shown as numbers rather than names?
Which of the following commands will allow you to log into the machine server1 with the account name nick?
The RSA key fingerprint allows the dig command to connect to remote systems.
True or False?
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Flashcards
Which of the following commands would create a symbolic link, link to file?
