Term
| Every user account defined on a system is represented by a line the __________ file (use full path) |
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bob:x:500:500:Bob Smith,,,:/home/bob:/bin/bash
In this entry from /etc/passwd what do the 500:500 fields indicate |
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Term
| The ______ command prints the currently logged in user to the screen. |
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| The ______ command is similar prints UID, GID and a list of all the groups to which the currently logged in user belongs |
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| True or False: The /etc/passwd file contains a encrypted passwords for all users. |
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| The ____________ (use full path) stores the all users encrypted passwords. |
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In the following /etc/shadow file line what are minimum number of days before joe can his password and the maximum number of days before he has to change his password.
joe:09ayfa098nq.a0nq4&$&F$:15393:7:90:7:14:: |
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Definition
7 - minimum before password can be changed
90 - maximum before password must be changed |
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Term
| What does the * in the password field in the /etc/shadow file indicate? |
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Definition
| The account cannot be used for login. |
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Term
| The _____ command allows a user to execute one command with elevated privileges. |
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| True or False: The /etc/sudoers files indicates what users can use the su - root command and which commands they can use. |
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Definition
| False. Users are given privileges for the sudo command in /etc/sudoers. |
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Term
| All actions performed with sudo are logged in ________ (full path). |
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| ________ is used to edit the /etc/sudoers file and will parse the /etc/sudoers before saving to check for syntax errors. |
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Term
| When using useradd defaults for the new user are defined in what two files? (full path) |
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Definition
/etc/login.defs
/etc/default/useradd |
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Term
| What are the options for useradd to make a home directory and set the UID and GID. |
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Definition
-m (make home directory)
-u (set User ID)
-g (set Group ID) |
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Term
| After creating a new user with user add the account is _________ if nothing is specified using the -p option. |
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Definition
disabled
-p (encrypted password) |
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Term
| True or False. The /etc/login.defs file specifies default email location, password expiration information and range of UIDs and GIDs. |
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Definition
| True (it also includes other stuff) |
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Term
| The _____ directory contains commands to set new user environment variables. |
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