Reference no: EM13758831
Question 1
Given that it takes 1.75 ms to travel from one track to the next of a hard drive; that the arm is originally positioned at Track 15 moving toward the low- numbered tracks; and that you are using the LOOK scheduling policy: Compute the total seek time to satisfy the following requests-4, 40, 35, 11, 14, and 7. Assume all requests are initially present in the wait queue. (Ignore rotational time and transfer time; just consider seek time.)
Question 2
Describe how implementation of a RAID Level 2 system would be beneficial to a university payroll system. In your own words, describe the disadvantages of such a system, if any, in that environment, and if appropriate, suggest an alternative RAID system and explain your reasoning.
Question 3
Imagine one real life example of each: a multi-file volume and a multi-volume file. Include a description of the media used for storage and a general description of the data in the file
Question 4
The following is an access verification technique, listing several files and the access allowed for a single user. Identify the control technique used here, and for each, explain the type of access allowed.
a. File_1 R-E-
b. File_12 RWE-
c. File_13 RW-
d. File_14 -E-
Question 5
Devise a way to compress the following list of city/town names from a travel database. Describe your method and show the compresses list. Explain if you would use a lossless or lossy technique and explain the advantages or disadvantages of using the other technique: Alban, Albany, Almon, Almond, Angelica, Angelo.
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Health information system configurations
: A presentation designed to educate staff regarding common types of information security controls, indications of inadequate system protection, components of a good information security program, recommendations to safeguard passwords, and the impac..
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What characteristics describe innovative organizations
: What characteristics describe innovative organizations? If you were attempting to transform an average organization into an innovative organization, what is the most significant obstacle you might encounter?
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Explain the importance of standards organizations
: A number of organizations exist to define information security standards. Explain the importance of standards organizations with regard to both information systems and information systems security
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Describe a character you sympathize
: describe a character you sympathize with by answering the following question: How does the setting contribute to the character's development?
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Scheduling policy
: Given that it takes 1.75 ms to travel from one track to the next of a hard drive; that the arm is originally positioned at Track 15 moving toward the low- numbered tracks;
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Develop a revised international product life cycle plan
: Visit "Geert Hofstede" located and compare the cultural differences in China to the United States based on the " 5-Dimensions of National Culture."
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What business processes changed because of the system
: Identify five different IT systems that have affected business in the past few years (i.e., business software applications, networks, hardware, internet-based technologies, databases). What business processes changed because of the system
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Ethical issues related to information technology
: Locate a news article based on a recent event on ethical issues related to information technology. For example, Wikileaks, Snowden, etc.
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Publicly traded corporations issue bonds
: Why do publicly traded corporations issue bonds? What is the determining factor of whether a bond is sold at a discount, face, or premium? Would you rather buy a corporate bond at a discount or a premium rate? Why?
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