System Analysis and Design
Group Project
TABLE OF CONTENTS Chapter 1 1.0 Introduction 1.1 Scope 1.2 Objective 1.3 Preliminary investigation 1.4 Fact finding techniques 1.4.1 Interviews 1.4.2 Summary of Interviews 1.4.3 Surveys 1.4.4 Summary of Surveys 1.5 Problems of the current system 1.6 Proposed solutions to the problems 1.6 Benefits of the proposed system 1.7 Conclusion
Page# 6 6 7 7 7 7 7 8 8 8 8 9 10
Chapter 2 2.0 Feasibility 2.1 Technical Feasibility 2.1.1 Hardware 2.1.2 Software 2.1.3 Machines
Page# 10 11 11 11 11
1
System Analysis and Design 2.2 2.2.1 2.3 2.3.1 2.4 2.4.1 2.4.2 2.4.3 2.4.4 2.4.5 2.4.6 2.5
Group Project
Operational Feasibility PIECES Schedule feasibility Task Description Economic Feasibility Cost-Benefits Analysis Pay Back Analysis Pay Back Analysis Graph Explanation of Pay Back Analysis Return on Investment Analysis Explanation of Return on Investment Analysis Conclusion
Chapter 3 3.0 Data Flow Diagrams 3.1 Context Diagram 3.1.1 Explanation of Context Diagram 3.2 Level 0 Diagram 3.2.1 Explanation of Level 0 3.3 Level 1 Diagram 3.3.1 Explanation of Level 1 3.4 Data Dictionary 3.4.1 Data Flows 3.4.3 Data Store 3.4.4 Processes 3.4.5 Entities
11 11 12 13 14 15 15 16 16 17 17 17
Page# 18 18 19 21 20 22 22 23 24 33 35 39
2
System Analysis and Design
Group Project
Chapter 4 4.0 Sun Video Corporations Logo 4.1 Main Menu 4.2 Customer 4.3 Video Return 4.4 New Customer Registration 4.5 Customer Payment Details 4.6 Database Tables 4.6.1 Rent a Video Table 4.6.2 Payment Details Table 4.6.3 Customer Table 4.6.4 Video Returned Table
Page# 41 42 43 44 45 45 46 47 49 51 53
Chapter 5
5.0 5.1 5.2 5.3
Page#
Gantt Chart Conclusion Reference Appendix
57 58 59 60
3
System Analysis and Design
Group Project
ACKNOWLEDGEMENT
In the beginning we would like to thank our GOD, the most merciful and beneficent, for giving us the strength to complete this project with full determination.
My special thanks to my course instructor, instructor, Mrs. Ambreen Ambreen Ahmed, Ahmed, without without her help and guidance we would not have been able to complete the report up to the mark and as well if it was not for her support in the field of Microsoft acsses i don’t think we would be able to present the screen shots in a appropriate way
.
4
System Analysis and Design
Group Project
INTRODUCTION This case study is about a video shop whose name us Sun Video Corporation. It has expertise in video rental business. Their plan is to have a series of stores scattered strategical strategically ly around a metropolita metropolitan n area. As being expertise in the video rental business business they they offe offerr grea greatt deal deal for for thei theirr cust custome omerr and prov provid idee a compet competit itiv ivee edge edge for for thei their r competitors. In this case we are required to do the work of the system analyst and go through each process which the system analyst performs.
SCOPE As all of you know that as a s the world is advancing the need n eed for new system have increased in every organization old systems are being replaced by new system, the reason behind this is that the organization demands excellent quality work more profit to be earned in short term and to gain more market share as quick as they can and to kick their competitors out of the market. New system s ystem is: •
User Friendly
•
More Efficient
•
They provide you with the latest security (I.E Fire F ire Wall) Wall)
•
U can use internet proving you with the better speed and quality so you could send and receive important e-mails
5
System Analysis and Design
Group Project
As mentioned above that what the new system does, our prime target is to create a new and reliable system for Sun Video Corporation as it is offering many facilities to its customers and it is proving a competitive edge. edge .
OBJECTIVE My objective is to make useful and user u ser friendly system, so that non technical person can also under stand it. It is easy for the company to use the system, providing the system that would be designed for the company will consists of high security software (zone alarm version 9) so that no hacker can break inside the system and stole data and installing latest version of antivirus (I.E McAfee version 8.0) so the system is virus free and the data is secured
PRELIMINARY INVESTIGATION After receiving the request from Sun Video Corporation regarding their system our team started its work with the very basic step that was searching for the problem by the method of fact and and finding finding techniqu techniques es and gather gather the the informatio information n regarding regarding the problem problem that was faced by the Sun Video Corporation.
FACT FINDING TECHNIQUES This stage involves Interviews, conclusion, Survey, conclusion problem of the current system, proposed solution to the problem of the current solution conclusion
Interviews
6
System Analysis and Design
Group Project
This was the basic step taken by our team this main reason for conducting interview was that we would know that what are the problem that the company is currently facing and how is it affecting their business? Although taking interview is not an easy task but we manage to do it some how.
Conclusion As a part of our first step we conducted this session and went to various people like the managing director the company, the sales manager, the cashier and asked them about the problem that they were facing, so that the information that they provide us would be later used on.
Surveys The second step that our group took was going on to surveys of different famous and large video stores in order to see what is the main reason behind their success in the market and what type of system are they currently using ad what are the benefits that they are getting out of it?
Conclusion of Survey Conducting Conducting survey was successes successes as it gave answer to most of are questions. questions. Are prime target was achieve we gathered all the relevant information and the irrelevant information was discarded.
Problems with the current system 1. The probl problem em that was detect detected ed and was common commonly ly seen seen in the answe answerr of interviews was that all the work was done don e manually, 2. Th Ther eree were were a lot lot of recor records ds being being gene genera rate ted d on pape papers rs,, whic which h was was very very insecure if any thing happened to the store all the records would be destroyed and that would provide the company in a great loss, 3. No proper proper security security arrange arrangemen ments ts every every one was accessibl accessiblee to the personal personal records of every individual customer. customer. 4. No priv privac acy y.
7
System Analysis and Design
Group Project
SOLUTION to the problems After conducting the interviews and surveys it was observed that the company needed a latest system, in order to improve its quality so there fore we came up with the new system know as Video Rental System which was to use further to solve all the problems of the users and the corporation.
Advantages of the system to be introduced By introducing this system the company would be in safe hands due to the latest software installed in the system which would prevent it from data hacking.
1. All the persona personall records records would have have right of privacy privacy,, as passwords passwords can be easily easily generated with the help of password manager guide which is an 8 user guide, user friendly software which tells the user how to create a password and to use it.
2. It more more reliab reliable, le, Fast Fast and and user frie friendly ndly..
3. It can generate generate automat automatic ic backup backup of each each custom customer er records. records. Incase Incase the original original one is deleted the system can provide the user with the back up.
4. It would would be sending sending automatic automatic notifica notifications tions to the user user who have have rented rented videos for $50.
8
System Analysis and Design
Group Project
5. It will will contain contain software software which which will the user user on which which shelf on what what location location is the the particular video which the customer s looking for this will provide them with time flexibility and the customer would also be satisfied with this service.
6. Introd Introduci ucing ng this this softwa software re would would facilita facilitate te new custom customer er enrollin enrolling g and renting renting movies from Sunny Videos that will make them enjoy high profit.
CONCULSION After performing the necessary steps it was founded that sunny videos manual way of working was more time consuming and it was not efficient to work with this system as no privacy right were available. Being the system analyst it was decided that it is necessary to introduce a new system for Sunny Video which is know as Sunny rental Video
FEASIBILITY Feasibility report means to identify the problem and summarizing the complete objectives. It also creates broad data for the management team that would decide by looking at the objects whether to move on the new phase or not. There are 4 types of feasibility report which are mentioned below: 1. Techn chnical cal 2. Operati ational nal 3. Econo onomical cal 4. Schedule
9
System Analysis and Design
Group Project
Technological or Technical feasibility Under this process the (IT) company determines weather the co mpany has technological resources to compose or purchase the system. Thus we figured the technical feasibility report; we came to know the system which is proposed to the Sun Cooperation can be operated easily. easily. The system replace the manually work and transform all the manually data in to computerize form .which would augment productivity. Training Training sessions are required for the employees to educate them to excel to the newly proposed system and to further understand and use the built in software that are inside the system to prevent their company from suffering great losses.
Operational feasibility Operational feasibility helps to crack business problems and provide opportunities to business .Our system would help he lp users to use the system effortlessly, effortlessly, thus eliminating the paper work. Through data entry the system would cradle all the records of the customers and hence the transactions made by sun video can be seen through any interface of sun video. Through this all the customers record would be maintain properly without fuss. It would show all the records of payment p ayment received, due dates, and pending payments. This 10
System Analysis and Design
Group Project
system would be user- friendly which would enable employees to learn and operate the system fester achieving productive results.
Pieces framework Pieces stands for Performance, Information, Economy, Economy, Control, Efficiency, Efficiency, Services Pieces has merely 6 points. Performance The currant system is not that fast and efficient which waste sundry time in paper work even after that the transactions of the customers are not recorded properly thus arising conflicts between management and employees and customers .Thus performance is effected, through new system the whole thing would be computerized and the task would be done rapidly hence augmenting performance levels. Information The system will have its own data base through it the company can look and see all the transactions of the customers thus having information about all it customers . Economy The system would be computerized, user friendly thus it would enhance productivity, productivity, thus making the project economically econo mically strong. Perishing manually work thus codifying and organizing the data of the customers properly. properly. It would reduce the more workers, thus cutting down the expanses and a nd saving more money.
Control Top management would have charge to control the system, thus it would decrease pilfering , providing security . Thus every employee would have limited excess.
Efficiency The system would be computerizes all over thus it would coup with all sinecures like data entry, entry, customer information, billing information resulting efficiency among employees eventually satisfying customers .
Services
11
System Analysis and Design
Group Project
Our company would provide augment aug ment product or system thus in future if the sun cooperation needs to have new tools we would provide them. Thus upgrading the system.
Schedule Feasibility . Is that feasibility under which our company will meet its deadlines, and task to gratify them? Under it we have set targets to finish what activity on which time.
Task completing dates •
Feasibility report would be done in 3 days including technical, economical, operational, schedule.
•
Pieces framework would be done in 4 days which would include performance, information, economy, economy, control, efficiency and services.
•
Investigation of (PI) will be done in 2days 2da ys
•
Requirements of users will be done in 2.5 days
•
Analysis of system needs would be done in 4days
•
Development and documenting the software would take 8days
•
Cost benefit analysis would be done in 2days
12
System Analysis and Design
Group Project
•
Payback analysis would be done in 1 day
•
All the diagrams e.g. pert chart, data flow, level zero diagrams would be done in 5days
•
Level 1 diagram would be done in 3days
•
Data store would be made in 1 day
•
All Entities software would be done in 4 days
•
Making of screenshots in 2 days
Economical Feasibility Under this feasibility we analysis weather benefits in making the new system are more then the development cost. Is it profitable to take the task and make it? Will it going to provide any benefits to the organization.
COST-BENEFIT ANALYSIS
Economic feasibility is performed by doing the cost-benefit analysis, which is the pro proce cess ss of iden identi tify fyin ing g the the fina financ ncia iall bene benefi fits ts and and cost costss asso associ ciat ated ed with with the the development of the project. The evaluation of our project is being done on the following strategies
13
System Analysis and Design
•
Group Project
PAYBACK ANALYSIS
It is the process in which the organization identifies the time period in which the system would pay back for itself. The costs in the development of this project and the profits attained are shown below:
Cumulative Year 0 1 2 3 4 5 6 7 8 9 10
Cost 50,000 20,000 18,000 14,000 17,000 19,000 21,000 23,500 25,000 25,000 27,000
cost
50,000 70,000 98,000 112,000 1 2 9 ,0 0 0 1 4 8 ,0 0 0 1 6 9 ,0 0 0 1 9 2 ,5 0 0 2 1 7 ,5 0 0 2 4 2 ,5 0 0 26 9 ,50 0
14
Cumulative Benefits 2,500 10 ,000 20 ,000 25 ,00 0 35 ,00 0 50 ,00 0 52 ,00 0 55 ,00 0 60 ,00 0 62 ,00 0 6 5 ,0 0 0
benefits 2,500 12,500 32,500 57,500 92,500 142,500 194,500 249,500 309,500 371,500 436,500
System Analysis and Design
Group Project
PAYBACK PAYBACK ANAL AN ALYSIS YSIS GRAPH
15
System Analysis and Design
Group Project
450000 400000 350000 300000 Year 250000
Cost Cumulative Cumulative co st
200000
Benefits 150000
Cumulative benefits
100000 50000 0 1
2
3
4
5
6
7
8
9
10 11
EXPLAINATION EXPLAI NATION OF PAYBACK ANAL ANA LYSIS
This graph was made on Microsoft Excel which helped in analyzing By the looking at the above payback analysis graph it could be easily concluded that the system would payback for itself in the 6 th year after its development.
•
RETURN ON INVESTMENT(ROI) ANALYSIS ANALYSIS
16
System Analysis and Design
Group Project
ROI= (Total benefits – Total costs) / Total costs ROI= (436,500 - 269,500) / 269,500 ROI= 167,000 / 269,500 ROI= 0.61
EXPLAINATION OF ROI
According to the workings of the ROI the organization is getting 61% return on its investment.
CONCLUSION
After performing different steps of feasibility it was concluded that our software is feasible and easy to use for the company. company. Now we decided to move on to the design phase.
17
System Analysis and Design
Group Project
DATA FLOW DIAGRAMS
Data flow is known as a geographical figure of the data. DFD denotes the process which takes place in a system .it even shows how data evolve around through an information system. CONTEXT DIAGRAM
EXPLANATION OF CONTEXT DIAGRAM 18
System Analysis and Design
Group Project
The diagram says that the customers would interact with the system and it would show his/her id, it would include whose payments are outstanding, whose payment are done, whose videos are due. The new customer has to fill the form to avail membership for the sun video. System would generate reports and management would be accountable to see the report of the whole report... The accounts department would send cash which would received by customers.
EXPLANATION OF LEVEL 0 DATA FLOW DIAGRAM
19
System Analysis and Design
Group Project
This diagram was made by b y using viso .In this case the when the customer will give there id, the system would show customer payments, dues, etc. Accounts deportment sends cash. Customer record shows rental information to compose a report. Which would give to the management of the sun video. This system have information when the video is rented then its receipt is made and passed to the customers. Payment which are which are received from the accounts department dep artment is updated in customers records. If the customers comes to the bonus level those customers’ details are forwarded to the accounts department which generates motley or yearly schemes or bonus letters for those desire customers.
LEVEL 0 DATA FLOW DIAGRAM
20
System Analysis and Design
Group Project
LEVEL 1 DATA FLOW DIAGRAM
21
System Analysis and Design
Group Project
EXPLANATION OF LEVEL 1 DATA FLOW DIAGRAM
In level 1 Data Flow Diagram, Customer Rental Record which is a data store sends customer’s yearly details to the Create Yearly Bonus Letter. It advances to Free Coupons Process which generates free coupons for the customer and both the items bonus letter and free coupon goes to Create Customer Certificate. These three items that are coupons, letter and certificate are sent directly to the customer. customer.
22
System Analysis and Design
Group Project
DATA DICTONARY Date dictionary is just like a dictionary which contains meanings of words, Data dictionary is made by the analysis to keep track and record of the information and thus it could be use further in future if required changes in the system. Data dictionary contains the meanings of words which are used in the system and data flow diagrams. It helps to •
Deplete redundancy
•
Compose da data fl flow in in a constructive ma manner
•
Prov oviide ai aid d on data stored files and save it
•
Create deductive data flow processes
the data dictionary for this project is given below
23
System Analysis and Design
Group Project
Data Flows
Name Name
: customer details : customer details
Description
: details of new customers
Source
Destination
: customer
: add customer
Data Structure: customer name + address + telephone.
Name Name
: customer details : customer details
Description
: details of new customers
Source
: add customer
Destination
: customer cust omer custom er rental records
Data Structure: customer name + customer id + address + telephone number nnumber. umber..
24
System Analysis and Design
Group Project
Name Name
: customer info : customer info
Description
: update customer rental records
Source
: video return
Destination
: customer rental records
Data Structure: customer name + customer id + address + telephone number + returned videos
Name Name
: customer/Video customer/V ideo ID ID : customer/V customer/Video ideo
25
System Analysis and Design
Description
:
Group Project
identification of customer and video
Source
: customer
Destination
: video return
Data Structure: Structur e: customer name + address + telephone Structure: telephone + identification code.
Name
: video info
Description
: video rental information
Source
: video return
Destination
: video vi deo rental record video
Data Structure: available videos list list + video returned
Name Name
: payment/dues : payment/dues
26
System Analysis and Design
Description
Group Project
: details of payments
Source
: customer
Destination
: payment received
Data Structure: amount of payment + mode of payment +customer ID.
Name Name
: receipt : receipt
Description
: receipt of the payment made
Source
: receipt generation
Destination
: customer
Data Structure: customer ID + amount paid
Name Name
: customer info : customer info
27
System Analysis and Design
Description
Group Project
: updates the rental records
Source
: customer rental record
Destination
: receipt generation
Data Structure: amount owed + customer ID
Name Name
: payment received update : payment received update
Description
: receipt of the payment made
Source
: payment received
Destination
: customer cust omer custom er rental record
Data Structure: amount paid + balances balan balancces es if any left + customer ID.
Name Name
: cash : cash
28
System Analysis and Design
Description
: payment being paid
Source
: accounts
Destination
: payment received
Group Project
Data Structure: amount paid + customer ID.
Name Name
: customer rental info : customer rental info
Description
: details about customers
Source
: customer rental record
Destination
: create yearly free coupons.
Data Structure: ID + code+ name + rent paid + type of video issued. issued.
Name Name
: customer rental info : customer rental info
29
System Analysis and Design
Description
Group Project
: details about customers
Source
: customer rental record
Destination
: create monthly letter discount coupon
Data Structure: ID + code+ name + rent paid + type of video rented. rented.
Name
: rental info
Description
: details about the movies rented
Source
: rental record
Destination
: produce customer rental report
Data Structure: customer name + ID + rent paid.
Name Name
: report : report
30
System Analysis and Design
Description
Group Project
: details about the customers and the videos
Source
: produce customer rental report
Destination
: management
Data Structure: customer name + movies rented
Name Name
: monthly coupon letter : monthly coupon letter
Description
: certificates provided to customers
Source
: create monthly letter discount coupon
Destination
: customer
Data Structure: customer name + Customer ID
31
System Analysis and Design
Group Project
Name Name
: yearly coupon letter : yearly coupon letter
Description
: certificate issued yearly
Source
: create yearly free coupon
Destination
: customer
Data Structure: customer name + ID
Data Store 32
System Analysis and Design
Name Name
Description
Input Data Flow
Group Project
: customer rental record : customer rental record
: all the details of a customer
: customer details Payment received update Customer info
Output Data Flow
: customer rental info Rental info
Data Structure
: customers name + customer id’s id’s + addresses + telephone numbers + movies rented + amount balances + amount paid
33
System Analysis and Design
Name Name
Description
Input Data Flow
Group Project
: video rental record : video rental record
: all the details of videos
: customer details Payment received update Customer info
Output Data Flow
: customer rental info Rental info
Data Structure
: customers name + customer id’s id’s + addresses + telephone numbers + movies rented + amount balances + amount paid
34
System Analysis and Design
Group Project
Processes
Name Name
: add: customer add customer
Description
: registering new customers
Input Data Flow
: customer details
Output Data Flow
: customer details
Process Specification: receives customer details verifies new customers sends customer rental card to customer and new customer info to customer record
35
System Analysis and Design
Group Project
Name Name
: video rental : video rental
Description
: manages the renting process
Input Data Flow
: customer/video ID
Output Data Flow
: video info customer info
Process Specification: checks request and issue videos sends out rental info
Name Name
: payment received : payment received
Description
: recording cash transactions
Input Data Flow
: payment/dues cash
Output Data Flow
: payment received update
Process Specification: takes in the payments.
Name
: receipt generation
36
System Analysis and Design
Description
: makes receipts
Input Data Flow
: customer info
Output Data Flow
: receipt
Group Project
Process Specification: takes in payment info and sends sends the the receipt receipt generated generated to to the customer
Name Name
: create monthly letter discount coupon : create monthly letter discount coupon
Description
: produces monthly reports
Input Data Flow
: customer rental info
Output Data Flow
: monthly coupon letter
Process Specification: checks in customer final details and sends monthly coupons to various customers
37
System Analysis and Design
Group Project
Name Name
: create yearly free movie coupon : create yearly free movie coupon
Description
: produces yearly reports
Input Data Flow
: customer rental info
Output Data Flow
: yearly coupon letter
Process Specification: checks in customer final details and sends yearly coupons to various customers
Name Name
: produce report : produce report
Description
: makes final reports
Input Data Flow
: rental info Video rental info
Output Data Flow
: report report
Process Specification: takes in info about customer and videos and send the info to the management.
Entities 38
System Analysis and Design
NameName
Description
Group Project
: Customer : Customer
: people wanting to rent video
Input Data Flow: receipts monthly coupon letter yearly coupon letter
Output Data Flow: customer details customer/video ID payment/dues
Name
: accounts dept
Description
: manages all the finance of the organization and the system
Input Data Flow: Cash
Output Data Flow: ---
NameName
: management : management
39
System Analysis and Design
Description
Group Project
: manages the organization and the system
Input Data Flow: management report
Output Data Flow: ---
Screen Shots
40
System Analysis and Design
Group Project
Our logo
This logo was designed with the help of adobe photo shop to provide a good look for the system
41
System Analysis and Design
Group Project
Main Screen:
42
System Analysis and Design
Group Project
Video RENTAL FORM:
This form shows the video id and the customer id that what particular movie has been issued by a particular customer
43
System Analysis and Design
Group Project
Video RETURN FORM:
This form tells that whether the VCD that was issued by the customer has been returned on the due date or not if not how much fine he has to pay for getting delayed.
44
System Analysis and Design
Group Project
VCD/DVD DISCRIPTION FORM:
This tell the customer that the movie they are looking for in what category is it available for (e.g in DVD or VCD)
45
System Analysis and Design
Group Project
NEW CUSTOMER ID FORM:
46
System Analysis and Design
Group Project
This is a plain form for a new customer to get enroll for the membership and start using sun videos services.
Table: 47
System Analysis and Design
Group Project
48
System Analysis and Design
Group Project
This table shows the amount of customer that have been enrolled to use the services of Sun Videos
49
System Analysis and Design
Group Project
Bonus Table:
This table tells about how many customers have been enrolled in the bonus scheme introduced by sun videos corporation.
50
System Analysis and Design
Group Project
Rent a Video:
51
System Analysis and Design
Group Project
This table shows that how man customer have taken the videos on rent.
Payment Mode
52
System Analysis and Design
Group Project
This table shows that the fine that a particular customer has to pay when he extends his return date and the video is over due
Reports
Customer:
53
System Analysis and Design
Group Project
Video Rental:
Video Returned:
54
System Analysis and Design
Group Project
This shows how many movies have been returned by the customer plus it is also showing the fine that if a customer gets late how much does he has to pay
Gantt Chart
55
System Analysis and Design
Group Project
This chart is made before starting the actual ac tual work. This helps us to plan each and a nd every thing and go about it according to time and days
Conclusion
56
System Analysis and Design
Group Project
After putting hard effort on the designated proposal assigned by the Sun Videos corporation it gives me and my group the honor that the making of the new system was a complete success which in future will them to solve their problem, as new hard ware and software are being installed in the system and it is user friendly nd is easy for the management to understand .
REFERENCES
57
System Analysis and Design
Group Project
Reference By Book: th Kendall.J,(1999), Sy Syste stem Anal nalysi ysis and and Desi Design gn,, 4 edition, Pren Prenti tice ce Hall Hall
International, Cashman.T, Cashman.T, (2001), System Analysis and Design, Course Technology.
APPENDIX
58
System Analysis and Design
Group Project
TASK SHEET
Members Member s
Work Division
1. Bilal Mubashir
Context diagram, level 0, level 1, Gantt chart. economic feasibility, feasibility, designing the system
2. Mohsin Mohsin Wahid
Context Context diagram, diagram, level 0, level 1, Feasibility
3. Usman Saleem
Introduction, technical feasibility, operational feasibility, feasibility, schedule feasibility. feasibility. fact finding techniques, economic feasibility, data dictionary.
4. Shoaib Mirza
Technical feasibility, operational feasibility, schedule feasibility.
59
