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Question1. Since T-1 and T-3 connections are capable of supporting multiple digital phone lines does that mean that VOIP can support more than one phone line to a business or home?
Question2. Determine the difficulty(s) of securing a standard telecommunications line vs. securing a VOIP connection?
Question3. The popularity of VOIP has been growing over the years but it took some time for it to catch on. Why do you think it took so long for it to become accepted?
Question4. What type of DNS record generally allows SMTP servers to be found using DNS?
Question5. Name three SMTP server programs and three SMTP Mail User Agents (MAUs)?
Question6. What layer would the NNTP protocol be on the OSI Model?
Question7. What protocol did NNTP replace?
In different communications models, communication may take place using either "message passing" or "shared memory". Distinguish between "message passing" and "shared memory", illustrating your answer with a diagram Give three advantages of virt..
With the help of graphics program, design many security awareness posters on the following themes, updating antivirus signatures, watching out for e-mail viruses.
What would you do to influence the procurement process for both platforms (hardware & OS, such as desktops, laptops, servers, etc.) and application software?
Sarbanes-Oxley Act in the United States has greatly increased the compliance obligations of publicly traded corporations.
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.
What is race condition in this protocol?debitcard machine determine current value of card in dollars which is stored in value x.
Estimate the runtime order of the jobs such that it minimizes average response time.
Explain ISO 27001's value in managing security and risk. What are the drawbacks and benefits for obtaining ISO 27001 certification?
Select one of two possible short reports, Subject 1. Page Replacement Algorithms and Block Caching, Subject 2. Storing Blocks and Remembering Where You Stored Them
How many page faults are generated by the following arrayinitialization loops, using LRU replacement, and assuming page frame 1 has the process in it, and the other two are initially empty.
Determine the difference between message confidentiality and message integrity? Can you have confidentiality without integrity?
Determine the various aspects in which we can view an operating system in terms of the services provided also discuss the differences between the various types of the operating systems and what are the advantages and limitations of each type
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