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Question: Now that you have a program design and a selected programming language for your assignment, you can start looking at the logical flow of the processes within your program and the data that is input, modified, and/or output.
You have seen graphical tools used to represent these processes such as flowcharts, HIPO charts, and Decision Tables, but you thought until now that they were a waste of time. Since there are many processes and conditions involved in this program, you definitely do see the need for these graphical and textual representations.
Using the UML diagram and variable list agreed upon by the group, create a HIPO Chart, Flowchart, Decision Table, and Pseudocode for the program.
What is Life Cycle Costing. Describe briefly the methodology for Life Cycle Costing. What are the criteria to consider when a procurement officer is faced with the decision of procuring a used equipment instead of a new one.
Think about a typical day in your life and discuss all the instances when your activities get recorded
Consider a dynamic RAM that must be given a refresh cycle 64 times per ms. What percentage of the memory's total operating time must be given to refreshes?
Determine the difficulty(s) of securing a standard telecommunications line vs. securing a VOIP connection?
Make an IE Crow's Foot E-R diagram for the entities section and employee and the 1:N relationship between them. Suppose that a section/department does not require to have an employee.
Determine the difference between message confidentiality and message integrity? Can you have confidentiality without integrity?
Explain a complication that concurrent processing adds to an operating system.
Discuss and explian wired and wireless media along with the drawbacks and benefits of each also Discuss the channel signaling systems used in voice communication along with the drawbacks and benefits of each.
i. Deadlock avoidance ii. Deadlock prevention and iii. Deadlock detection
Describe the difference between data and information and provide an example of each. Also define an operating system.
Information systems have become so integrated into the UK society and economy that the cashless society is a realistic possibility within the next 25 years.
CPU with interrupt-driven I/O is busy servicing disk request. While CPU is midway through the disk-service routine, another I/O interrupt occurs. What occurs next?
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