What is the intent of the singleton pattern, Basic Computer Science

Assignment Help:

QUESTION

Consider a University system which has several sub systems:

  • Student Registration
  • Module Registration
  • Time Tabling
  • Library System
  • Human Resource Management
  • Payroll
  • Accounting

(a) The library (dll) in the Payroll sub-system must make use of the library (dll) utilised by the Accounting system. However, the interface of the library used by both systems differs and they cannot be amended. You have been assigned the task of developing a small tool to allow the interaction of both libraries.
Identify and elaborate on an appropriate design pattern that is suited for this need. Give justification for your choice.

(b) Identify 2 other design patterns that can be used in the University system. Your answer should explain the use of the pattern in the context of the University system, its justification and structure or sample code for the implementation.

(c) (i) What is the intent of the singleton pattern?

(ii) Identify and illustrate how the singleton pattern can be applied in the University system.


Related Discussions:- What is the intent of the singleton pattern

C, Byteland county is very famous for luminous jewels. Luminous jewels are ...

Byteland county is very famous for luminous jewels. Luminous jewels are used in making beautiful necklaces. A necklace consists of various luminous jewels of particular colour. Nec

Mini computers and micro computers, Mini Computers and Micro Computers: ...

Mini Computers and Micro Computers: The mini computers are intermediate in power, and may function as small mainframe computers. They are often dedicated to a particular purpo

CS310, Ask question #Minimashdhdghfdgdfgdsgfdsgdsgdgdfgdgfdgdfgdfgdfsgfdsgd...

Ask question #Minimashdhdghfdgdfgdsgfdsgdsgdgdfgdgfdgdfgdfgdfsgfdsgdfsgum 100 words accepted#

Central processing unit (cpu), Central Processing Unit (CPU): The CPU ...

Central Processing Unit (CPU): The CPU is the physical device that controls computer operations. It is considered as the 'brain' of the computer system. The CPU comprises thre

Debugging, Debugging Once a program has been written, it has to ...

Debugging Once a program has been written, it has to be tested first to ensure that it is free of errors. It is very normal that any program written will contain mistake

What is Shortest-Remaining-Time (SRT) Scheduling?, • The SRT is the preemp...

• The SRT is the preemptive complement of SJF and helpful in time-sharing environment. • In SRT scheduling, the process with the least estimated run-time to completion is run next,

Definition of Internal hardware interruptions, Internal interruptions are...

Internal interruptions are produced by convinced events which come during the execution of a program. These types of interruptions are handled on their totality by the hardware and

Types of computer, types of computer on the basis of shape, size & resource...

types of computer on the basis of shape, size & resources

Probability, Mike sells on the average 15 newspapers per week (Monday – Fri...

Mike sells on the average 15 newspapers per week (Monday – Friday). Find the probability that 2.1 In a given week he will sell all the newspapers [7] 2.2 In a given day he will sel

What technical challenges must be overcome, QUESTION a) Clearly explain...

QUESTION a) Clearly explain three main issues arising in the design of components for use in Intranets. b) Explain the term "location-aware Computing". c) The Internet en

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd