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Lesson 1
Lesson 2
Lesson 3
Lesson 5
Lesson 7 and PPT
100
This allows users and programs to access system resources
What is an OS?
100
This is a pointer to another file.
What is a link
100
This command means "change mode"
What is chmod?
100
This is a non secure way to remote into another computer.
What is telnet?
100
This command lets you become another user.
What is su?
200
This part of the OS is in direct control of the underlying hardware.
What is the Kernal?
200
These type of devices transfer data on a byte by byte basis.
What is a character oriented device?
200
This set of permissions is represented by the octal number 4.
What is "read only"?
200
This is a secure way to login to a remote computer
What is ssh?
200
This command will initiate a file system check
What is fsck?
300
Applications and system utilities are launched using this
What is a shell/GUI?
300
This top level directory anchors the UNIX file system.
What is root?
300
This command will help you search for a file.
What is "find"?
300
This command shows the full path from one machine to another, including delay time to each machine.
What is traceroute?
300
This command will add a new user and create their home directory.
What is useradd?
400
This refers to the format of a command.
What is its syntax?
400
Files that begin with this are hidden
What is a "."
400
This command will change the group a file belongs to
What is chgrp?
400
This command gives you more information about a particular command.
What is man?
400
The UNIX file system is laid out in this structure.
What is a hierarchical tree structure?
500
This includes a prepackaged kernal, system utilities, GUI and application programs
What is a distribution?
500
Using ls -l gives a long list view of a file. The 3rd grouping in this entry refers to the number of these associated with the file.
What are links?
500
This command that helps to find a file will not find files recently created because its index is updated only once per day on average.
What is "locate"?
500
This is an alternative to the "man" command
What is info?
500
This is the parent of all processes
What is the init process?