System Administration Review Questions with complete Solutions Graded A+

System Administration Review Questions with complete Solutions Graded A+ Host Based Hypervisors require a Host Operating System. - Answers True In Host Based Virtualization, if the Host Operating System is Windows, then all of the Virtual Machines must also be Windows. - Answers False In a Host Based Hypervisor, the Virtualization is a Software Application that runs in the Host Operating System. - Answers True Which generally gives better performance, a Host Based or Bare Metal Hypervisor? - Answers Bare Metal Hypervisor When you use a Cloud server, you are responsible for the underlying hardware upkeep. This could mean having to physically reboot the server manually. - Answers False Virtual Machines generally simulate the same hardware considerations as a physical machine, such as CPU, RAM, Network Cards, etc. - Answers True Which of the following are flavors of Debian Linux? - Answers Ubuntu Mint Kali Select all types of ____ware for computers. - Answers Hardware Lambdaware Software Wetware Firmware In a Host Based Hypervisor, the Virtualization is a Software Application that runs in the Host Operating System. - Answers True Who wrote the Linux kernel? - Answers Linus Torvald During boot, the first thing the computer does is a self test. It is called ________. Based on its name, what does the first letter stand for? - Answers Power What does RAM stand for? - Answers Random Access Memory VMWare and VirtualBox are Linux flavors. - Answers False Linux is a software - Answers True Virtualization can be implemented using cloud technologies. - Answers True Linux is based on an Open Source Kernel - Answers True What is a Linux daemon? - Answers A service running on the system level Networking is a service or daemon running in the Linux operating system. - Answers True Which of the following is likely to be a Home directory? - Answers /home/user1 /bin - Answers binaries /etc - Answers configuration /usr - Answers user binaries /mnt - Answers mounts /home - Answers user data folder The command ls -l gives what kind of listing? - Answers long (detailed) The command ls -a gives what kind of listing? - Answers All files, even hidden You are installing an application that needs to write data to a log file. The filename is and you are told the program will error out if the file does not already exist. Which of these commands can you use to ensure you won't have a problem? - Answers touch /var/log/ o (lower case) - Answers Adds a line below the cursor and puts vi in insert mode O (capital) - Answers Adds a line above the cursor and puts vi in insert mode :w - Answers Saves the file :q! - Answers Quits the file without saving / - Answers searches for texts dw - Answers deletes the current word dd - Answers deletes the current line i - Answers insert mode before cursor a - Answers insert mode after cursor esc - Answers Changes to command mode Which command prompt is commonly used for non-privileged accounts? - Answers $