Computer Science

1. Discuss the difference between the precision of a measurement and the terms single and double precision, as they are used in computer science, typically to represent floating-point numbers that require 32 and 64 bits, respectively.2. Discuss the advantages and disadvantages of using sampling to reduce the number of data objects that need to be displayed. Would simple random sampling (without replacement) be a good approach to sampling? Why or why not?

Many people believe that the use of biometrics is an invasion of privacy. For example, an eye scanning device records the inner structure of a person’s eye and stores that image in a database. Critics worry that databases of human traits used to maintain corporate security may actually pose a privacy threat to individuals, if such data were used in other ways. In your view, are such concerns justified? Why or why not?

A.) In no less than 250 words, describe a solution to securely connect a remote worker from their home and connected to the Internet to their company network.How does this solution work and what is needed on the company network and the remote worker’s network to accomplish your solution?B.) Answer Below questions: (In a sentence each)1 Give examples of applications of IPsec.2 What services are provided by IPsec?3 What parameters identify an SA and what parameters characterize the nature of a particular SA?4 What is the difference between transport mode and tunnel mode?5 What is a replay attack?6 Why does ESP include a padding field?7 What are the basic approaches to bundling SAs?8 What are the roles of the Oakley key determination protocol and ISAKMP in IPsec?

Briefly respond to all the following questions. Make sure to explain and backup your responses with facts and examples. This assignment should be in APA format and have to include at least two references.System architecture is the descriptive representation of the system’s component functions and the communication flows between those components.My definition immediately raises some important questions.• What are “components”?• Which functions are relevant?• What is a communication flow?

Briefly respond to all the following questions. Make sure to explain and backup your responses with facts and examples. This assignment should be in APA format and have to include atleast two references.Minimum of 300 wordsSince it is so dangerous, why would designers install software into the kernel at all (or make use of kernel software)? If you were an antivirus designer or maker, what other methods do you utilize to prevent virus?

Research the current desktop processors available from both AMD and Intel. Build requirements for: a low cost computer, a mid-range, and a high performance computer. Pick the best fitting processor, RAM, Motherboard. Provide details of hardware, OS, and costs of the items. Argue on why you chose the particular manufacturers to meet the requirements of low-cost; mid-range and high performance computer.REQUIREMENT3 pages main bodyAPA FORMAT ( title, margins,page Numbers etc…..)no bullet points please strict APA format no plagiarism introduction paragraph mandatory abstract paragraph mandatory main body 3 pages conclusion paragraph mandatoryminimum 3 references

1.)In a corporate, networked setting, should end users be allowed to install applications on their company workstations, whether the applications are on a DVD or downloaded from the Internet? Be sure to weigh security against usability.2.)For this assignment, you are asked to locate any company privacy policy. Some of the more popular ones might include GOOGLE, APPLE, or MICROSOFT, but you may elect to review another agency. In 3- 4 paragraphs, explain what you find to be the most interesting information contained in that privacy policy.At the end of your report, please include a LINK to the policy you have reviewed.

Industry experts believe blockchain is a technology that has the potential to affect the business of most IT professionals in the next five years. Pick an industry you feel will be most affected by blockchain and how blockchain may be used in that industry. As an IT manager, how would you embrace blockchain? For instance, how would training occur for your team, what strategies might you use, what security methods may you recommend be used?Your paper should meet the following requirements:• Be approximately four to six pages in length, not including the required cover page and reference page.• Follow APA6 guidelines. Your paper should include an introduction, a body with fully developed content, and a conclusion.• Support your answers with the readings from the course and at least two scholarly journal articles to support your positions, claims, and observations, in addition to your textbook. The UC Library is a great place to find resources.• Be clearly and well-written, concise, and logical, using excellent grammar and style techniques. You are being graded in part on the quality of your writing.

1. What are the essential ingredients of a symmetric cipher?2. What are the two basic functions used in encryption algorithms?3. How many keys are required for two people to communicate via a symmetric cipher?4. What is the difference between a block cipher and a stream cipher?5. What are the two general approaches to attacking a cipher?6. Why do some block cipher modes of operation only use encryption while others use both encryption and decryption?7. What is triple encryption?8. Why is the middle portion of 3DES decryption rather than encryption?

The recent advances in information and communication technology (ICT) has promoted the evolution of conventional computer-aided manufacturing industry to smart data-driven manufacturing. Data analytics in massive manufacturing data can extract huge business values while it can also result in research challenges due to the heterogeneous data types, enormous volume, and real-time velocity of manufacturing data.For this assignment,you are required to research the benefits as well as the challenges associated with Big Data Analytics for Manufacturing Internet of Things.Pages – 4Excluding the required cover page and reference page.APA format 7 with an introduction, a body content, and a conclusion.No Plagiarism