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Questions and Answers
What are the functionalities of a computer?
What are the functionalities of a computer?
- Accept input, organize data, present output, store output, manage all the processing stages
- Input data, analyze data, create output, manage output, control all the processing steps
- Receive data as input, process data, produce information, store information, retrieve information when required
- Take data as input, store data/instruction in memory, process data, generate output, control all the above steps (correct)
What is the definition of computer components?
What is the definition of computer components?
- Hardware and software (correct)
- Processing and storage units
- Physical and virtual elements
- Input and output devices
How is data different from information and knowledge?
How is data different from information and knowledge?
- Data are raw facts, information is application of data, knowledge is processed information
- Data are symbols, information is processed data, knowledge is application of data and information (correct)
- Data are processed facts, information is raw data, knowledge is application of data and information
- Data are processed symbols, information is raw data, knowledge is processed information
What is the basic function of computer hardware?
What is the basic function of computer hardware?
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How is a computer defined?
How is a computer defined?
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Study Notes
Computer Fundamentals
- A computer is an electronic device that can store, process, and communicate information.
Computer Components
- Computer components are the physical parts that make up a computer system.
- They include hardware, software, and firmware.
Data, Information, and Knowledge
- Data: raw, unorganized facts and figures.
- Information: organized, meaningful data that is useful for decision-making.
- Knowledge: the ability to apply information and experience to make decisions.
Computer Hardware
- The basic function of computer hardware is to execute software instructions.
- Hardware components include: input devices, processing units, storage devices, and output devices.
Computer Definition
- A computer is a programmable electronic device that can automatically execute a sequence of instructions to process data and perform tasks.
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