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TPS

Transaction Processing Systems in HSC IPT course

QuestionAnswer
The two main types of TPS are: Real-time and Batch processing
Recent developments in data security in a TPS use human characteristics, this is referred to as. Biometrics
Which part of the ACID test ensures that all of the steps involved in a transaction are completed successfully as a group? Atomicity
EFTPOS, ATMs and on-line purchases are common examples of what type of processsing? Real-time processing
A data check to ensure data is within the specific range and of the correct type is called Data validation check
What is the purpose of normalisation? To remove redundant data from a relational database
This processing occurs when the transaction is processed straight away, immediately after the request is made. Real-time processing
Wha processing occurs when transactions are collected and stored and then processed at a convenient time-later. Batch processing
This type of back up ensures that there are three copies (generations) of backups. Grandfather-Father-Son backup
This backup only copies files that have changed since the previous backup. Incremental backup
The process of analysing the buying behaviour or patterns of the customers and the trends in the market for market research is called: Data mining
What is the reliability, accuracy and correctness of data called? Data Integrity
What database feature is used to create data validation rules such as required fields and lists? Data dictionary
Which aspect of the ACID integrity test ensures that information is always backed-up? Durability
What type of validation: when addresses or countries are selected from a list. List validation
This file contains information about an organisation’s business situation. All transaction data is stored in this file Master file
These systems are commonly used for people who are travelling, and making a motel reservation or booking a seat on a train. Reservation systems
POS terminals are used by retail stores to sell goods and services. Point-of-Sale terminals
What application is used by organisations to store all accounting and operational records? Database
This file stores the transaction records of a company. The data in the transaction file is used to update the master file. Transaction file
A database that collects information from different data sources is refferd to as: Data warehouse
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