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IB Glossary - O

IB Glossary letter O

object An object is a combination of data and the operations that can be performed in association with that data. Each data part of an object is referred to as a data member while the operations can be referred to as methods.
object-oriented programming (OOP) An approach to programming in which units of data are viewed as active "objects" rather than the passive units envisioned by the procedural paradigm.
OCR Optical Character Recognition Refers to the use of devices and software to "read" characters and translate them into ASCII characters for later processing.
OMR forms Optical mark and read forms.
on-line When a user has access to a computer via a terminal.
on-line processing (interactive) Data processing in which all operations are performed by equipment directly under the control of a central processor, for example, airline reservations.
operating system (OS) Software that controls the execution of programs and that may provide services such as resource allocation, scheduling, input/output control and data management.
operator precedence In programming languages. an order relation defining the sequence of the application of operators within an expression.
or The output of "or" is True if at least one input is True, otherwise the output is False.
Created by: Stanman66