Computers and Technology, 04.01.2021 01:00 JellalFernandes
Let G = (V, E) be an undirected graph. Design algorithms for the following (in each
case discuss the complexity of your algorithm):
(a) Assume G contains only one cycle. Direct the edges s. t. for each u, indegree(u) 1.
(b) Determine whether it is possible to direct the edges of G s. t. for each u, indegree(u) 1.
If it is possible, your algorithm should provide a way to do so.
(c) Let S be a subset of edges s. t. every cycle of G has at least one edge in S. Find a
minimum size subset S.
Answers: 2
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3. bob is arguing that if you use output feedback (ofb) mode twice in a row to encrypt a long message, m, using the same key each time, it will be more secure. explain why bob is wrong, no matter what encryption algorithm he is using for block encryption (15 points).
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Who can provide you with a new password when you have forgotten your old one? your provide you with a new password in case you forget your old one.
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Allison and her group have completed the data entry for their spreadsheet project. they are in the process of formatting the data to make it easier to read and understand. the title is located in cell a5. the group has decided to merge cells a3: a7 to attempt to center the title over the data. after the merge, allison points out that it is not centered and looks bad. where would the title appear if allison unmerged the cells in an attempt to fix the title problem?
Answers: 2
Let G = (V, E) be an undirected graph. Design algorithms for the following (in each
case discuss th...
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