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D322 OA Retake Exam 2024
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D322 OA Retake Exam 2024
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D322 OA Retake Exam 2024First Generation (1946 - 1959) - -Vacuum Tubes
-Second Generation (1959 - 1965) - -Transistors
-Third Generation (1965 - 1971) - -Integrated Circuits
-Fourth Generation (1971 - present) - -Microprocessors
-Fifth Generation (Present - Future) - -Artificial Intelligence
-System Software - -performs tasks that are common to computer systems
in general. The system software provides the infrastructure needed to run
application software, allowing it to interface with the hardware of the
computer system.
-Application Software - -consists of the programs that perform tasks specific
to the machine's general purpose. A computer used to maintain a store's
inventory needs different software than a machine used by a mechanical
engineer. Spreadsheet, database, desktop publishing, accounting, and
program development software are all examples of application software.
-Software Hierarchy - -
-Application Software Types - -Spreadsheets, web browser, accounting, etc.
-System Software Types - -Microsoft Windows, Linux, Mac OS X, DOS, etc.
-Operating System (OS) - -is software that manages computer hardware
and software resources and provides common services for computer
programs
- performs basic tasks such as: file management, memory management,
process management, handling input and output, and controlling peripheral
devices such as drives and printers
-Three of the most common operating systems - -Microsoft Windows,
MacOs, and Linux
-Utility Software - -provides additional functionality to the operating system
examples: software to compress or decompress data, play multimedia
presentations, and handle network communications
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