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

Basic description of a computer system, The main components of a computer ...

The main components of a computer system at a basic level Computer System We call computer system to the whole configuration of a computer, as well as the peripheral units and the

Logic instructions , They are used to act upon logic operations on the oper...

They are used to act upon logic operations on the operators. AND OR, NEG NOT TEST XOR AND INSTRUCTION Function: It acts upon the conjunction of the operators bit by bit. Syntax: A

Desk top publishing program, Desk Top Publishing Program: Desktop publ...

Desk Top Publishing Program: Desktop publishing programs contain many of the features of word processing software, but .go even further in the ability to layout the format of

Programming, write a program to display the first ten terms of the series 2...

write a program to display the first ten terms of the series 2,5,10,17,...........

Explanation pre increment with example, Problem 1 What is precedence of...

Problem 1 What is precedence of operators? How are expressions evaluated using precedences? Defining precedence of operators Explanation of how expressions are evaluat

Internetworking, You have been approached by Company XYZ to design and depl...

You have been approached by Company XYZ to design and deploy a new network that will span three cities in Queensland: Brisbane (12 users), Gold Coast (8 users), and Cairns (6 users

Data transmission, DATA TRANSMISSION: When we talk on the telephone we...

DATA TRANSMISSION: When we talk on the telephone we generally transmit a message to someone else. The message is made up of words that we speak into the telephone instrument.

Unix fork program help, Will someone be able to help me with this I have tw...

Will someone be able to help me with this I have two text files that I can send. I am confused, is someone looking at this or is it still waiting to be assigned? this is the code

Finite Automata, (S**)*=S*** is this set bigger than S*??

(S**)*=S*** is this set bigger than S*??

Explain the concept of linking and relocation, Question 1 Write an assembl...

Question 1 Write an assembly language program to find the highest among two numbers Question2 Draw and explain the internal architecture of 8085 briefly Question3 Explai

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