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NETW 217 Test 1

Linux

QuestionAnswer
The Linux kernel is part of the operating system True
What do users need to communicate with computers? An interface
Most Linux distributions have a GUI, so a command-line interface isn’t needed. False
What type of file does each piece of hardware need for the kernel to communicate with it? Device Driver
Users must install all device drivers manually. False
Who created the Linux kernel? Linus Torvalds
Explain the main difference between MINIX license and GPL. MINIX only allows users to view the source code but not change it. GPL allows public access to change the source code.
What’s the main difference between KDE and GNOME desktop environments? KDE is written in the C++ programming language. GNOME is written in the C programming language.
What’s the highest point in the Linux file structure? /
What of the following is considered a directory file? A file containing other files
Which of the following is considered a device file? A CD-ROM drive
What OS feature enables you to browse the Web while listening to music on your computer? Multitasking
What OS feature enables an entire office of employees to log on to a single system? Multiuser
What’s the default shell in openSUSE? BASH
Which of the following shells has a history function? (Choose all that apply). C, BASH, Korn
A virtual machine shares its IP address with the host. False
What’s the term for a virtual machine using the hardware resources of a physical computer? Guest
What’s the term for the physical computer on which a virtual machine runs? Host
With VMware Player installed, a virtual machine can access the host computer’s hardware. True
Summarize the benefits of using virtualization software. Can run multiple OSs on one machine, test applications, decrease the amount of physical hardware in a network and experiment with untested programs without infecting your computer with possible malware
List the three phases of an openSUSE installation. Preparation, Installation, Configuration
Which setting in the Boot Options window is used to boot to the graphical repair system? Repair Installed System
Which setting in the Boot Options window boots into a minimal Linux system without a GUI? Rescue System
Describe the benefits of choosing the update installation mode for openSUSE. The configuration settings from your existing system are preserved.
Describe a benefit of using the Logical Volume Management (LVM) option instead of a partition-based setup. You can create virtual partitions that can span physical hard drives meaning you can easily resize later if, needed.
What user account has full access to all system resources? Root
The user password for openSUSE must be at least how many characters? 5
What’s the default runlevel in openSUSE? 5
Explain how the root password is set during the openSUSE installation. When creating a New User you have the option to make the password for that new User to be used for Root. By checking the boxed that states “Use this password for system administrator” then the root password will be the same as the newly created user.
There can be multiple root directories in Linux. True or False? False
Describe a benefit of the Filesystem Hierarchy Standard (FHS). Users are able to find the correct configuration files regardless of the Linux distribution
What command do you use to display your current directory? pwd
What command do you use to change to a different directory? cd
What command is used to view the contents of your current directory? ls
The cd /home/user command uses the relative method. True or False? False
The –l option affects the ls command by: Giving all the properties of each files specifically (permissions, owner, size, date created, time created, file name). Long list format.
After entering ls –a, how can you tell which files are hidden? Their names start with a . (dot)
Describe three options you can use with the ls command. ls -a – Does not ignore entries starting with . <br/>ls -l – Uses long listing format <br/>ls -R – Lists subdirectories recursively
Which of the following is displayed after issuing the ls –l command? File permissions
Describe three man page sections. NAME – A short description of what the program is <br/>DESCRIPTION – A more in depth description as to what the program does <br/>BUGS – Gives a list of any known bugs and sometimes contact info in case you found a bug.
What command creates and empty file? Touch
What command deletes files and directories? rm
What command deletes empty directories? rmdir
What command creates directories? mkdir
Explain how the –r option affects the rm command. The -r function for the rm command will help to remove any files or directories within a specific directory. Very helpful for completely removing a directory from a location.
What command is used to rename or move a file? cp or mv
What command is used to copy a file? cp
What is an inode table? A list of inodes for all files on a Linux partition
What is an inode? A data structure that stores all information about a file except the actual data and filename
What is an inode number? References an entry in the inode table
How does the –i option affect the ls command? Displays the inode number
What is a hard link? Files that point to data on the hard drive
What is a symbolic link? Special types of files that point to other files instead of pointing to data on the hard drive.
How does the –s option affect the ln command? Creates a symbolic link
What Linux command can you use to switch users without actually logging off your system? su "username"
Created by: uhohh
 

 



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