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

Threading Module of python, The latest threading module comprised with Pyth...

The latest threading module comprised with Python 2.4 provides much more powerful, high-level hold for threads than the old thread module. The threading module depictions all the m

Education and society, mention the aims of education in present scenario

mention the aims of education in present scenario

Function, function of arithmetic logic unit

function of arithmetic logic unit

Macro Libraries, One of the facilities that the use of macros provides is t...

One of the facilities that the use of macros provides is the formation of libraries, which are sets of macros which can be included in a program from a different file. The formatio

C programming, a cloth merchant A cloth showroom has announced the followin...

a cloth merchant A cloth showroom has announced the following seasonal discounts on purchase of items: Purchase amount Discount Mill items Handloom items 0-100 - 5% 101-200 5% 7.5%

Cop2505, Create a program that uses a menu with options to enter student in...

Create a program that uses a menu with options to enter student information (name, ID, GPA), print student information, or quit the program. Use data files and FILE pointers to sto

Micro-computer, explain the function of each block in the block diagram of ...

explain the function of each block in the block diagram of micro-computer

Info Systems Management, Assignment 1: Project Management and Information ...

Assignment 1: Project Management and Information Security 2-3 page paper in which you: 1. Explicate in detail the importance of project management as it relate to an informatio

Software, Software Computer cannot be used without a software in...

Software Computer cannot be used without a software in it. It is the software which gives instructions to the hardware of the computer so as to work all devices in tande

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