Examples of TPS 1 In this section, we examine the: components of a TPS the examples of real-time...
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Transcript of Examples of TPS 1 In this section, we examine the: components of a TPS the examples of real-time...
Examples of TPS 1
In this section, we examine the:
• components of a TPS • the examples of real-time transaction processing• batch transaction processing
Types of TPS: Reservation system POS Library system
Environment
Data/information Participants Users Information technology
Examples of TPS 2
These are all examples of real-time processingreal-time processing
Environment staff of travel agents and the customer suppliers:- airlines car rental companies
and hoteliers the flow of information the hardware and software.
Examples of TPS 3
Data/information The customer’s details Approval of EFTPOS transaction Reservation and ticketing
information
Examples of TPS 4
Participants and users Reservation clerks at travel agent and
airport clerks are participants Passengers are users when they receive
their tickets and boarding pass Consumers become participants in a
real-time process when they make a Internet reservation or swipe their credit/debit card and entering their PIN.
Examples of TPS 5
Information technology Hardware: many airlines and travel agents
are linked via a networks (WAN’s, LAN’s Intranets). Reservation systems are also linked to hotel and car
rental system. Customer users Internet to make reservation. Travel agent enters customer details via keyboard. Luggage are scanned using scanners. EFTPOS terminals at travel agents to make payment.
Software: reservation system software and Network software. customers use internet and E-mail software. DBMS that store customer and flight details.
Examples of TPS 6
Examples of TPS 7
BEGIN
ReservationEnquiry
Display results
Search database
END
Database
Making a reservation
Examples of TPS 8
Reservationenquiry
Displayresult
Searchdatabase
Database
Examples of TPS 9
DatabaseUpdate Database
Confirmedreservation
TicketPrintticket
Accounts
Purpose To sell goods and
services and provide current sales and
stockinformation
Environment Customers and staff Suppliers
Data/information Barcodes Product details Receipt Date of transaction
Participants/users Store staff IT staff Users: customers
Examples of TPS 10
• Information Processes– Scan product
– Search databases
– Update inventory
– Display product information
– Print receipt…
• Information Technology
• POS terminal
• Central computer
• Barcode reader
• Product database
• POS software
Examples of TPS 11
Purpose–To sell goods and services and provide current sales and stock
information
Information Processes
Scan product Search database Update inventory
Display product info. Print receipt
Participants Store staff IT personnel Suppliers
Data/information Barcodes Product details Receipt
Information Technology POS terminal Central computer Barcode reader POS system software
Examples of TPS 12
Finish
Start
Barcodes
Search DB
Update inventory
Process payment
Displayprices Database
Inventory
AccountsPayment
Receipt
Examples of TPS 13
Scanned barcodes
Search DB
Update Inventory
Processpayment
Displayprices
Receipt
Accounts
Payment
Inventory
Database
Examples of TPS 14
•PurposePurpose•To keep of items borrowed from the library
•EnvironmentEnvironment•Suppliers, borrowers, staff and network
•Data/informationData/information•Borrowers and book details, overdue lists, inventory.
•Participants/usersParticipants/users•Library staff •Borrowers are users•IT personnel
•Information Processes:Information Processes:•Scanned barcodes, card readers •Database of book categories•Borrowing patterns•Display and print book details•Process overdue items•Search network
•Information technologyInformation technology• Barcodes and scanners•Barcode readers •Computer network•Database software•Library software•Scanner and search software•Security hardware and software
Each transaction is completed in real-timeEach transaction is completed in real-time
Examples of TPS 15
PurposePurpose–To keep track of items borrowed from the library
Information ProcessesInformation Processes
Scans barcodes Search database Process book info. Print accounts and borrowers info.
Update database Display book info. Transmit via network
ParticipantsParticipants Library staff IT personnel Suppliers
Data/informationData/information Barcodes Book details Borrower details Inventories
Information TechnologyInformation Technology Barcodes readers Computer network Terminals for searching Library loan software
Front officeFront office functionsfunctions: Enquiries about room availability and pricing Make the reservation and
receive confirmation Perform cancellations Take up reservation on
arrival Close account and provide
invoice
Front office functions are process in real-timereal-time
Examples of TPS 16
• Back officeBack office functions functions(Front office is usually off-line when
back office functions occurs)
– Night audit takes place using
batch processingbatch processing– Backing up the database
– Posting complete occupancy settlement transactions to ledger
– Execute periodic reports
Back office takes place after hours during quite business period.
Cheque clearanceCheque clearance When a cheque is deposited into an
account the money cannot be with drawn until the cheque has been cleared.
Cheque clearance usually takes three working days
Cheques are cleared as a group during the bank’s quiet period of the day.
Cheque clearance involves batch processing.
Examples of TPS 17
Examples of TPS 18
Batch Processing
Bill generationBill generation Bills are generated at a scheduled time User can manage his/her time effectively Less disruption to main database. Is not done immediately but as a group
(batch)
Examples of TPS 19
Credit card sales Credit card sales transactionstransactions
Transactions are done at POS terminals and on multi-page credit slip in three fold.
The shop owner sends slips to the bank as a group (batch)
POS credit card transactions are not process immediately but are stored for later processing.
Credit card transactions are processed as a batch. Output to customer at POS terminal is real-time. Actual updating is processed in a batch.
Examples of TPS 20
… swipes credit card using card reader. Card reader transmit card details to
customer’s bank account. Bank verifies credit card and customer’s
account status- transmit details to POS. Sales request customer to sign credit card
receipt. Signature is validated against the credit card
signature. Sales person completes transaction by
handing over credit card, receipt and goods purchased.
Transaction is processed in real-time.
Examples of TPS 21
Customer hands over card to S_Person. S_Person makes an impression of the
card using carbonized credit card slips. Customer signs carbonized copies. Customer receives one copy from
S_Person One copy is sent to the bank. All credit slips received by the bank will
be batched processed at a later time.
Examples of TPS 22
After studying this unit you should be able to:
Describe the components of a TPS
Identify and discuss the examples of real-time transactions and batch processing
Examples of TPS 23