er, multiuser and restart). Before startir d runlevel (8).
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- Even though Ubuntu no longer uses the System V runlevel system, itstill uses runlevels to place the system in different states (off, singeluser, multiuser and restart). telinit (8) and runlevel (8). Would you take screenshot how to find• which runlevel is your system currently in?• Place your system in another runlevel.When I include: tokenUrl: https://my-firebase-app.firebaseio.com/token I get an error, should not have additional properties, additionalProperty: tokenUrl Also, you mention adding a security property to the login and register endpoint, but doesn't that require a path for the login and register, like /api/login or /api/register? And since firebase manages those two endpoints I do not have a valid path for either endpoint. Should I just include it in it's own section?Consider the following page address stream: 2 1 4 3 5 3 2 4 5 2 1 2 4 3 1 Which of the following causes the most page faults to occur on a machine with 3 frames? Scheme that causes the most faults: a) First in First out b) LRU and FIFO are the same number of faults c) FIFO and Opitimal are the same number of faults d) All have the same number of faults e) Least Recently Used f) No faults occurs g) LRU and Optimal are the same number of faults h) Optimal NUMBER OF FAULTS CAUSED: a)
- Which of the following Hyper-V features should be used to revert back to a previous version of the virtual machine? a- Nested virtualization b- Checkpoints c- Live migration d- ReplicationPresuming that our LAMP stack yoga application was satisfactory, name THREE (3) things we should disable or remove on that server before going live.Perform virtual memory management, using terminal commands via Ubuntu Linux, including the following points: Use of commands cd /, cd proc, cd sys, cd vm, cd etc.Using the ls commandUsing the sudo cat /proc/sys/vm/swappiness commandUsing the sudo sysctl/ -w vm command.swappiness=30Using the sudo command gedit / proc / sys / vm / swappinessUsing the sudo gedit sysctl command.confUsing the sudo reboot command
- Consider a scenario in which you are supposed to create your own Android Virtual Device. Write the procedure that you will follow to create your AVD?Why did the people who made Linux choose a kernel that can't be skipped?In a machine with a single processor, what does a non-preemptible kernel do? Why does the value go down as the number of computers goes up?There are a total of three user processes running on the OS, and each of them uses up two instances of the resource R. To avoid deadlocks, at least
- I want a minimal Ubuntu of less than 300 MB Ubuntu with only terminal no GUI If any export has a solution on how to do it feel free to answer, Thank you , God bless you. :(After completing IV.2, (1) clear the kernel log buffer by invoking the command: sudo dmesg -c (2) upload a screenshot of running the following sequence of five commands in the order given. All five commands and results should comfortably fit in a ~35-line terminal window. make sudo insmod seconds.ko cat /proc/seconds sudo rmmod seconds dmesgConsider a system with 13 dedicated devices of the same type and all jobs currentlyrunning on this system require a maximum of three devices to complete theirexecution but they each run for long periods of time with just two devices andrequest the remaining one only at the very end of the run. Assume that the jobstream is endless and that your operating system’s device allocation policy is a veryconservative one: No job will be started unless all the required drives have beenallocated to it for the entire duration of its run. What is the maximum number of jobs that can be in progress at once? Explainyour answer