1. The command can be used to create empty files with a one line command. 2. The command is used to broadcast messages to everyone currently logged onto the system. 3. What is apt-get used for? 4. Write the command line you would use to give the owner of the file mydata full rights and read only permission to everyone else. 5. What command allows you to log in under another user id? 6. What command do you use to get input from the user? 7. What command would allow you to determine what programs were eating up the most CPU time? 8. A user on your network has received an error message stating that another user has the same IP address as they do. You need to have the users tell you what their IP address is. What command should they use? 9. What command do you use to print the environmental variables to the screen? 10. Give an example of how to run a script or command in the background.

You have just been hired as an information security engineer for a large, multi-international corporation. unfortunately, your company has suffered multiple security breaches that have threatened customers' trust in the fact that their confidential data and financial assets are private and secured. credit-card information was compromised by an attack that infiltrated the network through a vulnerable wireless connection within the organization. the other breach was an inside job where personal data was stolen because of weak access-control policies within the organization that allowed an unauthorized individual access to valuable data. your job is to develop a risk-management policy that addresses the two security breaches and how to mitigate these risks.requirementswrite a brief description of the case study. it requires two to three pages, based upon the apa style of writing. use transition words; a thesis statement; an introduction, body, and conclusion; and a reference page with at least two references. use a double-spaced, arial font, size 12.

Select the correct answer. sean is a computer programmer. he has programmed an application for toddlers that plays nursery rhymes. however, a logic error has occurred in the program. which problem is a likely consequence of the error? a. the program crashes every time the user wants to play the nursery rhymes. b. the program crosses its buffer boundaries and overwrites an adjacent program. c. the program plays a different nursery rhyme than the one the user intended to play. d. the program shows different structures in its programming language code. e. the program introduces new viruses every time the user plays a nursery rhyme.

Kenny works with an it company. his company is about to launch new software in the market. he has to ensure that this new software is functional and meets all of the quality standards set up at the planning stage. which job profile is kenny likely to have? kenny is likely to have the job profile of a blank .