Customer Service Questions 1. Aside from Ubuntu please name two or more products Canonical provides to customers. For each product, provide a brief explanation about what they are and how a customer would go about to install it. 2. A user is looking to purchase a new laptop for work, with the hopes of installing Ubuntu on it. What recommendations and guidance would you give for a non-technical user? 1. Suppose that that user wishes to install Ubuntu onto a new Macbook, what sort of considerations should be taken? 3. A user has been newly hired to the company, is a non-technical user, and is concerned about computer security. What sort of best practices would you recommend for keeping their information secure? 4. A non-technical user is unfamiliar with ubuntu but wanting to try it out before installing it onto their computer. What methods would you recommend for testing it out? Would these methods be the same for Windows and Mac? If not, describe different options Technical Tasks and Questions Please read these instructions carefully. There are no trick questions, but the subtleties matter. All of these scenarios should be completable within Ubuntu 20.04 (unless otherwise specified such as Mac or Windows). Please answer each question in your own words, using your own experience: 1. A user has installed Ubuntu and is experiencing issues with their audio. They are able to get audio through their USB headset, however not through built-in speakers, and their microphone is not working. What troubleshooting steps would you recommend? Write out your answers as if sharing them with a non-technical user. 2. A user is experiencing a kernel panic. Your job while handling the case is: 1. Explain to the user what a kernel panic is and what are the most common causes of kernel panics. 2. Provide the user with steps to debug/collect data for further debugging in such an event. You expect the user to send back the data you requested so you can analyze it and provide feedback. 3. Bonus question: Is it possible to trigger a kernel panic on purpose? Why would you do so? 3. A user is looking to install Ubuntu for the first time, and would like to dual-boot Ubuntu on their Windows laptop: 1. Provide the user with steps to complete the operation from start to finish (assume no prior Linux or extensive technical experience). 2. How would you assist them remotely if they experienced issues? 4. A non-technical user is looking to learn more about Kubernetes to assist in their sales or marketing role, however they do not have Ubuntu installed on their laptop and are using a Mac. 1. Provide the user with a brief introduction to Kubernetes to answer their basic questions. 2. Walk them through the steps of installing Multipass on their Mac, and installing MicroK8s. 5. A user is temporarily in a cast and has little to no mobility within their right hand. 1. What accessibility features are available within Ubuntu that might assist them with typing during this time? 2. How would you enable them? 3. What instructions would you provide for the user on utilizing these tools? 6. Using command line tools in Ubuntu, describe the steps and commands you would use to troubleshoot the following scenarios. 1. A user has recently moved from London UK to Austin TX, and they would like to update the timezone on their Ubuntu server. What command(s) would you use to set current timezone to Central Standard time? 2. A user is experiencing frequent freezes on their laptop and is uncertain of the cause. What command(s) would you use to investigate the CPU and RAM utilization to narrow down potential causes? 3. A user is wondering what printers are available for printing from their workstation. Which command and option could be used to determine this? 4. A user is having difficulty accessing the local wifi, what command(s) can be used to list the network adapters present in the system? What command(s) might you use to get more information about the wireless interface? 1. It turns out that the wireless adapter had been disabled either by the user or the operating system. How can this be re-enabled via the command line? 5. How would you scan for available wifi networks using Network Manager command line? 1. How would you connect to one of these networks? 6. To troubleshoot a DNS issue, what command would you run to see details about the uplink DNS servers currently in use? 7. In Ubuntu, within which directory(s) would you find the following requested information? 1. Configuration files for network printers 2. Configuration files for SSH clients 3. Error logs for activities related to cron jobs, failed login attempts, and other authentication processes. 4. The X server configuration files 5. DNS configuration (specify file as well as directory)
 

LINUX

 

Customer service questions

1.

 Bazaar

this is a software used by sole developers working on numerous branches confined content, or by groups joined forces across a network

installation

install SSH to the account to be used

enter easy install-x. y bzr and press Enter key to install Bazaar

setup the default name and email bzr whoami “name <email address>”

 

 Launchpad

this is an application that permits users to develop and preserve software especially open-source software

 

installation

Install and deploy RPN

VMware-alp (user group and name) will be created

Configure app Launchpad with VMware cloud director, select the user account

 

 

 

 

 

 

 

 

 

 

 

2.  first the customer needs to identify what kind of distribution he wants to work on which will rule the environment he wants. Avoid running macOS and LINUX on duplicate because it never works. During ubuntu installation macOS will be permanently erased which will be hard to recover so to avoid this you will need to make disk partitions, a small one for macOS and a larger one for LINUX

3. Disabling auto-logins

     Set up screensaver password protection

     Use password managers

      Backing up information

4. Run ubuntu directly from a DVD or USB stick

   Save remotely the created documents

   Avoid storing histories or cookie data when browsing

 

 

 

 

TECHNICAL TASKS AND QUESTIONS

1. Go to the system menu, ensure the sound is unmute or not lower. Also check the main window on the application you are using to ensure the sound is not muted

Select the correct sound device

Turn on speakers and make sure they are correctly connected

Ensure the sound card was properly detected

2. A. Kernel panic is a circumstance where the system malfunction because of improper loading of kernel. This is mostly caused by either insufficient hard disk space, improper hardware or software installation, RAM failures, failure of the hardware.

b. normal booting of the system, press enter key, reboot the machine once more and click on rescue prompt. Create a new initramfs that conform your version, click and run the Dracut, boot directory contents once more and the initramfs kernel file is now generated. Boot your machine normal again ad it will without kernel panic error.

c. Kernel panic attack can be on caused on purpose in circumstances where the organization realises the information is being hacked or a confidential information  is being leaked.

 

3.  a. Backup your windows system

            Download ubuntu via torrents

            Generate a live ubuntu disk or USB

             Create free space for the disk for ubuntu installation

            Plug the live ubuntu USB on system and boot the live USB

            Install ubuntu alongside windows

If you experience issue installing ubuntu alongside windows, create partitions for swap, home and root either in single partition or separately. Create LINUX partition by selecting free space and clicking on plus sign (+). Choose the size, select the file type (Ext 4) as amount point then click ok on partition screen create swap by clicking the plus sign. The data table will be shown which you will swap according to the size of your RAM. If you have less swap on the system you will need create a swapfile and add extra space to the system. Create home with similar process with large space to save your files. Click install now ones you are set with root, swap and home.

 

4. A. Kubernetes is a transferable, extensible open-source software for governing containerized tasks that enable declarative configuration and mechanization. It’s a Greek word meaning helmsman and its abbreviated K8s as eight letters between ‘K’ and ‘S’.

steps to install multipass on mac

            install multipass

            create a VM node to install a control plane (k3s server)

            login and install k3s through the instance created

 

       steps to install MicroK8s

            install homebrew

            then install microk8s prepackaged version

            initialize microk8s environment by running microk8s command

            run kubectl the microk8s version to access Kubernetes

            create deployment by installing an app

            add DNS to aid communication

 A. Changing tutorial systems similar to their needs and test and use of voice     instructions.

B. This can be achieved by providing phrases to words that seem to be   problematic for easy understanding, providing tools that compile codes.

C. To move focus to backwards hold down shift

     to disclose accelerators, hold down the Alt

     to open the application manure go on to the top bar

5. A. timedatectl command

b. mpstat

c. lpr command

d. i. ifconfig wlan0

     ii.  $ sudo ifconfig wlan0 up

e.         To scan; look for wireless connections by opening the terminal

                           type iwconfig to get the wireless devices, find the access mpoint (AP) and connect

              ii. check the ESSID, verify the name, enter password (WEP and WAP type).

f.          ipconfig/all

           

           

6. I. /etc/cups

ii. Is

iii. /var/log/syslog

iv. /usr/share/x11/xorg.conf.d

v. /etc/bind

    /etc/bind/named.config; primary configuration files