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NDG Linux Essentials - Final Ch 9-16
Terms in this set (40)
The number of users logged in is in a variable called USERS. How would you test to see if 5 users are logged in?
test $USERS eq 5
Given the following script: while [ ! f /tmp/foo ]; do echo n . process_data > /tmp/foodone
*If file /tmp/foo exists, process_data won"t be run.
*process_data will be called at most once.
A conditional that lets you make multiple comparisons with a pattern is called:
What is the meaning of $(( $i + 1)) ?
1 will be added to the i variable
How would you write a test that says if /tmp/foo is a directory or USERS is greater than 5?
test d /tmp/foo o $USERS gt 5
A division of a hard drive may be referred to as a _______ .
Which of the following are valid partitioning types?
The fdisk command is a tool used for working with the MBR partitioned disks.
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?
A command that will continuously update statistics about running processes:
The following are valid Linux option styles:
*Traditional Unix with a single dash (-)
*BSD Unix without a dash
*GNU long options with two dashes (--)
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?
A printer attached to the network via an IP address
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.
Which files contain user account information?
Sudo privileges can be used to specify which user can use the sudo command to execute commands as other users.
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 ther were executed by the root user
Which of the following commands will display how long the system has been running since the last boot?
The /etc/shadow file contains plain-text passwords.
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?
usermod -L bob
The chmod command can be used on a file by:
The file owner and root
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.
The "execute" permission is never set on files by default.
The user owner of a file will always have the same or higher permissions as "other".
A source and a hard link must be part of the same filesystem.
Deleting a source file will break an associated symbolic link.
A source file and a symbolic link must be part of the same file system.
Which of the following commands would create a hard link, link to file?
ln file link
Which of the following commands would create a symbolic link, link to file?
ln -s file link
THIS SET IS OFTEN IN FOLDERS WITH...
NDG Linux Essentials Midterm
NDG Linux Essentials -Ch 12
Linux Essentials Final Comprehensive Exam
NDG Linux Essentials -Ch 16
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