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Name two logging facilities provided in Linux. Write the journalctl command to view all messages so that the latest messages are displayed first.
Assume that you work in a technology company in the team that designs operating systems and must develop the following operating systems:
Identify and analyze an APT group of your choosing. How could you envision using this information to help you in a cyber security role in the future?
Describe the number of levels in the memory hierarchy and the performance. What are the Computer's Input and Output (I/O) techniques?
What is the maximum number of yes/no questions would you have to ask to determine which card a person has picked from a normal 52-card deck?
Is it still possible to implement I/O redirection somehow? What about pipelines? Discuss the problems and possible solutions.
List the directory with a long format, then convert the test.txt file to read only. List the directory again to verify the protection has changed.
Discuss tools you can use to verify or identify whether an issue is a user error or an operating system error. Provide brief description of what each tool does.
Why is backward scheduling more widely used and better (in most cases) than forward scheduling? What does backward scheduling mean?
As a security consultant, what advice or recommendations would you give clients to help them understand the risk posed by SQL Injection.
Find a different Linux command (from the one in task 1.1) that lists all the running process of your system. Show how it works.
What concepts directly apply to your life now or your future? Why might these concepts be important to remember in future courses?
How information was matched to the user classes? Deployment and maintenance issues In situations where the case did not specifically provide detail.
After your presentation last week, the manager thinks an in-house solution. How do you plan on distributing each of these reports when SIM is up and running?
Identify the distribution's origins, architecture, popularity, and whether it is used on servers or desktops.
Given this file structure, draw its dependency diagram. Label all transitive and/or partial functional dependencies.
Have you ever put off installing security updates? Or disabled the requirement for a password to log into an operating system?
Write an awk program that allows you enter a user and then it displays its group id and group name.
What is the average waiting time if Operating System use Priority Scheduling (PS) Algorithm?
Discuss the advantages and disadvantages of a Windows-based OS versus a POSIX compliant OS.
Discuss any that may exist and associated concerns. If you feel that there are none discuss your thoughts as to why not.
Define the organization and its purpose. Explain which segments or functional groups within the organization use Windows and which use Linux or MacOSX.
There are a number of digital forensic analysis tools that are available examine forensic images.
Develop a one-page security hardening guideline for a Desktop or Server Windows operating system by using the benchmarks prepared by CIS Security.
Determine which operating system will be installed be specific rather than saying Windows 8 indicate whether it is home premium version or professional version.