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Q1. Discuss the trade-offs between circuit switching, virtual circuit switching, and packet switching.
Q2. Answer the following about communication protocols: (a) IP (Internet Protocol) is described as a "best-effort delivery service." What exactly does this mean? What is the consequence if the "best effort" fails?
(b) Explain how UDP (User Datagram Protocol) differs from IP as a transport mechanism.
(c) Finally, describe the added capability TCP (Transmission Control Protocol) provides for data transport.
Q3. Your cousin has asked you to help her to design a small home network for her own use.
a) What are the important questions that you will need to ask as you start to consider your design? List at least three.
b) What are the critical components that you will need to specify in your design? List at least three.
Q4. Explain the steps the Address Resolution Protocol takes to match an IP with a MAC address.
utalize the Internet or computer magazines to investigate one of the following DBMSs: DB2, SQL Server, MySQL, Oracle, or Sybase.
What are three goals of safety in computing?
question1. write down a program with a function that returns a random integer between 0 and an integer supplied as an
write a 700- to 1050-word paper identifying and describing how specific system used in an organization has transformed
Design and develop a program that creates complete set of multiplication tables where both the multiplicand and the multiplier vary from 1 through 12. The table should display as 144 rows in the list view control.
express a mechanism to access the telephone customer.describe your selection and discuss the speed of the search operation. Keep in mind that a million records cannot be kept in one array. There is no need to code in C++.
questionyou are a desktop support technician for a law firm with a group of ten legal secretaries who provide
Marketing and the owner of the CyberCafe would like to have items both in our shop and in Internet ecommerce site. What Business to Consumer and Consumer to Business items would your team recommend. What are the possibilities for fulfilment?
inadynamicbusinessmodelwealsorepresentthelife-cyclerelationshipsamongtheseentitiesshowingwhichentityisresponsibleforwhic
questionyour company has revealed that it must develop processes and infrastructure to keep up with its client
Compare and contrast the monitoring of patient vital signs utilizing the mobile computing technology to in-patient visits to the doctor’s office or hospital.
A control system applies a force to an actuator proportional to the voltage of a signal coming into the control system. It is desired not to allow actuator to quiver back and forth in the presence of small corrections near zero-force point.
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