Information Technology & Management

 Explain distributed systems. What are the advantages and disadvantages of distributed systems?

 Part One:
 Multiple Choices:
  1. It means data that have been processed in a form that is meaningful and useful to the user.
  2. Data
  3. Information
  4. System
  5. None of the above
  1. BCR stands for____________
  2. Bar code reader
  3. Basic code reader
  4. Business code reader
  5. None of the above
  1. Which of the following comes under output devices?
  2. Printer
  3. Speaker
  4. Both (a) & (b)
  5. None
  1. A trackball is a stationary device related to the_______
  2. Keyboard
  3. Joystick
  4. Mouse
  5. All of the above
  1. ___________is a volatile memory and everything disappears if power goes off or is turned off abruptly in the middle of work.
  1. RAM
  2. ROM
  3. CDROM
  4. None of the above
  1. IC stands for____________
  2. Integrated Circuit
  3. Information Circuit
  4. Interrelated Circuit
  5. None of the above
  1. DSS stands for____________
  2. Decision Support System
  3. Direction Support System
  4. Both (a) & (b)
  5. None of the above
  1. How many characters uses the MICR system?
  1. 15 characters
  2. 18 characters
  3. 24 characters
  4. 14 characters
  1. One Megabyte contains:
  2. 1000 KB
  3. 1000 Bytes
  4. 1000 MB
  5. None of the above
  1. The smallest element of data is called_______
  2. Byte
  3. Bit
  4. Giga byte
  5. None of the above
 Part Two:
  1. Write a note on „Cache Memory‟.
  2. List the different types of information systems.
  3. Write a short note on „Value Chain Analysis‟
  4. Discuss peer- to – peer model in distributed computing system.
Case Let 1
  1. Why has eBay become such a successful and diverse online marketplace? Visit the eBay website to help you answer, and check out their many trading categories, specialty sites, international sites, and other features.
  1. Why do you think eBay has become the largest online/offline seller of used cars, and the largest online seller of certain other products, like computers and photographic equipment?
 Case let 2
  1. Why have developments in IT helped to increase the value of the data resources of many companies?
  2. How can companies use IT to meet the challenges of data resources security?
  3. Explain distributed systems. What are the advantages and disadvantages of distributed systems?
  4. What do you mean by database? List the different types of database model.

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