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Question 1: Create a user named testuser using sudo to run the adduser command. Log in as that user, su will do the trick. Create a file DONOTTOUCH which is writeable only by testuser.
Prepare an executable CHANGETHATFILE that modifies DONOTTOUCH which is read and perform for 'others' and, in addition, has a setuid bit such that other users who execute that program can run as testuser to modify DONOTTOUCH. Script your show and any code you have written.
Question 2: What does the 'execute' bit mean for a directory? Show how the execute bit works for referencing files within directories. Does the execute bit need to be set for ANY directory on the path to a file you wish to reference?
Show and script evidence for the answers to the given questions - What does the 'execute' bit mean for a directory?
In MIPS assembly, write down an assembly language version of following C code segment: int A[10], B[10]; for (i=1; i
write a four to six page paper in which youbased on the textbooks summary of timothys philosophy of continually
Construct a Moore Machine that counts modulo 5
express the definition of function print of the class two.
Describe how cookies can be used to store information on a computer and how the information can be retrieved by a PHP script. Assume that cookies are not disabled on the client.
Now assume you would like to connect the internal network you devised in Q1 to the outside world. What are the steps you consider to follow? And what are the additional equipment/software you would purchase and why?
Write a class named TestScores . The class constructor should accept an array of test scores as its argument. The class should have a method that returns the average of the test scores.
Are there any Websites that details the attributes of an effective PowerPoint presentation. Also what in your opinion would be one or two "best practices".
write a 200- to 300-word short-answer response to the followingconsider the past couple days you have worked on the
Any skip list L can be converted into binary search tree T(L)as follows: The root of T(L) is considered as the leftmost node on the highest non-empty level of L the left and right sub-trees.
Why is it not desirable to force users to build an explicit choice of a query processing strategy? Are there cases where it is desirable for users to be aware of the costs of competing query-processing strategie.
question1.following two questions are related to congestion control in wired networks. let us assume that size of
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