Questions and Answers
What is the main brain system of a computer responsible for accepting, processing, and transferring data?
Central Processing Unit (CPU)
What is RAM, or random-access memory, used for in a computer?
Holding instructions and data
Which component of a computer is responsible for controlling all computer operations, from power on to shut-down?
Software
What do we call all the physical devices, or components, that a computer is made of?
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Which category of software enhances computer functionality for everyday tasks like email, Microsoft Word, Photoshop, Web Browsers, and Games?
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What is the term for the physical part of a computer, such as a mouse or keyboard?
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What does RAM stand for and what is its function in a computer?
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What is the function of the central processing unit (CPU) in a computer?
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What are the two categories of software mentioned in the text?
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Study Notes
Computer Components
- The central processing unit (CPU) is responsible for accepting, processing, and transferring data in a computer.
- The CPU is the main brain system of a computer, controlling all computer operations from power on to shut-down.
Memory
- RAM (Random-Access Memory) is used to temporarily store data and applications while a computer is running.
- RAM provides a space for the computer to perform calculations and operations.
Computer Hardware
- The term "hardware" refers to all the physical devices or components that a computer is made of.
- Examples of hardware include the CPU, RAM, mouse, and keyboard.
Software
- Application software enhances computer functionality for everyday tasks, such as email, Microsoft Word, Photoshop, web browsers, and games.
- System software is the second category of software, which manages computer hardware and provides a platform for running applications.
Input Devices
- The term "peripherals" refers to the physical parts of a computer, such as a mouse or keyboard, that are connected to the main system.
Key Terms
- RAM stands for Random-Access Memory, and its function is to temporarily store data and applications while a computer is running.
- The CPU (Central Processing Unit) is responsible for executing instructions and performing calculations in a computer.
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