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Assignment:
1. Explain the steps a DO/S File Manager uses to open a file, read data from it, update that data, and close the file. Do those steps change if the data is not changed? Describe the reasons for your answer.
2. Several levels of file access were discussed in chapter-10(Management of Network Functions- Understanding Of Operating Systems M. Flynn) including read/write, read-only, execute-only, and no access. If you are maintaining a database containing confidential patient information and need to restrict UPDATE to only 5 individuals, allow only 15 others to view the database, and disallow all database access to any other users. Which access level would you assign to the three groups of people? For each of the three groups describe every type of access granted to each one.
Capstone Project about E-Commerce for a Building Supply Company. It will consist of web-based front-end allowing customers to place orders and the store owner to see relevant views of the pending orders, together with a backend database in whi..
Make sure the formatted string contains only 2 digits following the decimal point. Store the formatted string into a String variable called str.
The Scriptures encourage we live in honesty, in truth. How might this verse impact your work as an IT professional?
Explain the major components of a data warehouse architecture, including the various forms of data transformations needed to prepare data for a data warehouse
Identify the goals and advantages of distributed systems. Use examples of real-world distributed systems and discuss how the associated organizations would benefit from the use of the systems in the short and long term.
What are the differences in philosophy of fat vs thin clients? Why select one instead of the other.
Create an activity diagram for the Report Project Progress use case. Refer to the use case specifications in Melissa Smith's office for details and a prototype.
Explain the difference between theoretical and experimental values. What accounts for any differences between the two?
Throughout this course, you have learned many concepts of cybersecurity and begun your path into the field.
Suppose the semantics of the rmdir system call are now that the given directory is removed if it exists, and nothing is done otherwise. How could you write a program to delete directories that distinguishes between these two cases?
What is the largest file, in terms of the number of records, that you can sort with just four buffer pages in two passes? How would your answer change if you had 257 buffer pages?
Conduct research using the library and Internet for information about electronic evidence.
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