Enterprise system (ERP): An enterprise system is essential to individuals and organizations of all sizes and guarantees that information can be shared through all business functions and through all levels of management to maintain the running and managing of a business. Customer Relationship Management (CRM): A system that helps a company to manage all aspects of customer encounters, which includes marketing, sales, distribution, accounting and customer service. The objective of CRM is to recognize and anticipate the requirements of present and potential customers to raise customer holding and reliability, while enhancing the technique that products and services are retailed. Product Lifecycle Management (PLM): Product lifecycle management is an enterprise business policy that generates a common source of information about products and processes to maintain the combined creation, distribution, management, and use of product and packaging description information. PLM includes marketing and sales, research and progress, new development, product plan, model and testing, manufacturing process design, production and gathering, product delivery and installation process, maintenance and support, and stepping down and replacement of product.

Question

6. What is Race condition? How to prevent it? [2 marks] 7. How many synchronization methods do you know and compare the differences. [2 marks] 8. Explain what are the “mutual exclusion”, “deadlock”, “livelock”, and “eventual entry”, with the traffic intersection as an example like dinning philosophy. [2 marks] 9. For memory allocation, what are the difference between internal fragmentation and external fragmentation. Explain with an example. [2 marks] 10. How can the virtual memory map to the physical memory. Explain with an example. [2 marks]

Answer 1

Question

Chapter 8, Problem 1DQ

Program Plan Intro

Enterprise system (ERP):

An enterprise system is essential to individuals and organizations of all sizes and guarantees that information can be shared through all business functions and through all levels of management to maintain the running and managing of a business.

Customer Relationship Management (CRM):

A system that helps a company to manage all aspects of customer encounters, which includes marketing, sales, distribution, accounting and customer service.

The objective of CRM is to recognize and anticipate the requirements of present and potential customers to raise customer holding and reliability, while enhancing the technique that products and services are retailed.

Product Lifecycle Management (PLM):

Product lifecycle management is an enterprise business policy that generates a common source of information about products and processes to maintain the combined creation, distribution, management, and use of product and packaging description information.

PLM includes marketing and sales, research and progress, new development, product plan, model and testing, manufacturing process design, production and gathering, product delivery and installation process, maintenance and support, and stepping down and replacement of product.

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