IT Flashcards
Online real-time processing
Online real-time processing is especially desirable when transactions occur continuously and are interdependent.
Batch processing
Batch processing is especially desirable when transactions occur periodically and are independent.
Stored data is not updated until the batch is processed.
B2G
Business to government e-commerce
Line chart
Preferred chart for showing one or more measures over time
Electronic data interchange
Electronic data interchange is used to electronically connect a company to its suppliers and customers.
Refers to the electronic trasnfer of documents between businesses
Electronic funds transfer systems
Electronic funds transfer systems minimize the need for entry of information and, therefore, reduce the chance of entry errors.
SQL
is most directly related to relational database
database management system
One of the functions is to create and modify the database
Object program
the translation of a symbolic language program (readable by humans) results in an object program that is machine-readable.
Blockchain
Blockchain requires widespread user adoption; business transformation cannot occur until there is sufficient adoption among users. Therefore, blockchain transformation will likely not occur quickly.
Reduced auditing and compliance costs
Data structure hierarchy
Character, field, record, file
OLAP (online analytical processing system)
The online analytical processing system (OLAP) incorporates data warehouse and data mining capabilities within the ERP.
It is primarily the OLAP that provides an integrated view of transactions in all parts of the system.
OLTP (online transaction processing system )
The online transaction processing system (OLTP) records the day-to-day operational transactions and enhances the visibility of these transactions throughout the system.
The OLTP is primary concerned with collecting data (and not analyzing it) across the organization.
Rule-based expert systems
rule-based expert systems do not learn from experience; they simply execute rules
information technology (IT) governance
A primary goal of IT governance is to balance risk versus return over IT and its processes.