Management Information Systems: Managing The Digital Firm -- Student Value Edition (16th Edition)
Management Information Systems: Managing The Digital Firm -- Student Value Edition (16th Edition)
16th Edition
ISBN: 9780135191927
Author: Kenneth Laudon, Jane Laudon
Publisher: PEARSON
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Chapter 2, Problem 4RQ

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Role of information systems in business:

  • Using the technology, it used to design and implement the business models.
  • It helps to solve the problems related to business and its economy related to technology...

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Roles of different software programmers:

  • The role of programmers is to design software applications for computers through coding. The code must be executed without any errors.
  • The role of system analyst is to manage the communication between different information systems.
  • The role of information system manager is monitor programmers, system analysts, project executives, telecommunication executives, database specialists, physical facility executives and many others...

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https://docs.google.com/document/d/1lk0DgaWfVezagyjAEskyPoe9Ciw3J2XUH_HQfnWSmwU/edit?usp=sharing use the link to answer the question below  b) As part of your listed data elements, define the following metadata for each: Data/FieldType, Field Size, and any possible constraint/s or needed c) Identify and describe the relationship/s among the tables. Please provide an example toillustrate Referential Integrity and explain why it is essential for data credibility. I have inserted the data elements below for reference
Why do we use NAT and PAT technologies?  What happens without them? What is the major difference between NAT and PAT (Port Address Translation)? please answer it in the simplest way as possible
What is the difference between physical connection (Physical topology) and logical connection (Logical topology)? Why are both necessary? Why do we need the Seven-Layer OSI model? What will happen If we don’t have it? Why do we need official standards for copper cable and fiber-optic cable? What happens without the standard?  please answer in the simplest way as possible
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