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Questions and Answers
What is the primary function of a Central Processing Unit (CPU)?
What is the primary function of a Central Processing Unit (CPU)?
Which type of software manages computer hardware and resources?
Which type of software manages computer hardware and resources?
What is the primary function of a Hard Drive?
What is the primary function of a Hard Drive?
What is the primary function of a Scanner?
What is the primary function of a Scanner?
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What is the primary function of a Printer?
What is the primary function of a Printer?
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What is an example of Application Software?
What is an example of Application Software?
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What is the primary function of a Motherboard?
What is the primary function of a Motherboard?
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How many bytes are in a Kilobyte?
How many bytes are in a Kilobyte?
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Study Notes
Hardware
Input Devices
- Keyboard: used for typing and entering data
- Mouse: used for navigation and selection
- Scanner: used for scanning documents and images
- Webcam: used for capturing video and images
- Microphone: used for capturing audio
Processing Devices
- Central Processing Unit (CPU): executes instructions and performs calculations
- Motherboard: connects hardware components together
- Memory (RAM): temporarily stores data for processing
Storage Devices
- Hard Drive: stores data permanently
- Solid State Drive (SSD): stores data permanently and provides faster access
- Flash Drive: stores data temporarily and is portable
Output Devices
- Monitor: displays visuals and text
- Printer: prints physical copies of documents and images
- Speakers: produces audio output
Software
Types of Software
- System Software: manages computer hardware and provides basic functionality (e.g. operating system)
- Application Software: performs specific tasks (e.g. word processing, web browsing)
- Programming Software: used to develop and write software (e.g. compilers, interpreters)
Operating System (OS)
- Manages computer hardware and resources
- Provides a platform for running application software
- Examples: Windows, macOS, Linux
Application Software Examples
- Microsoft Office: word processing, spreadsheet, and presentation software
- Google Chrome: web browser
- Adobe Photoshop: image editing software
Common Terms
- Bit: a single binary digit (0 or 1)
- Byte: a group of 8 bits
- Kilobyte (KB): 1,024 bytes
- Megabyte (MB): 1,024 kilobytes
- Gigabyte (GB): 1,024 megabytes
Hardware
Input Devices
- Keyboard is used for typing and entering data into a computer
- Mouse is used for navigation and selection of items on a computer screen
- Scanner is used to scan documents and images into a digital format
- Webcam is used to capture video and images, often used for video conferencing
- Microphone is used to capture audio input, such as voice or music
Processing Devices
- Central Processing Unit (CPU) executes instructions and performs calculations, acting as the "brain" of a computer
- Motherboard connects hardware components together, allowing them to communicate and function
- Memory (RAM) temporarily stores data for processing, with more memory allowing for more efficient performance
Storage Devices
- Hard Drive stores data permanently, with a mechanical system reading and writing data
- Solid State Drive (SSD) stores data permanently and provides faster access, with flash memory reading and writing data
- Flash Drive stores data temporarily and is portable, often used for transferring files between devices
Output Devices
- Monitor displays visuals and text, providing a visual output for the user
- Printer prints physical copies of documents and images, allowing for tangible output
- Speakers produce audio output, allowing users to hear audio files and music
Software
Types of Software
- System Software manages computer hardware and provides basic functionality, such as operating systems
- Application Software performs specific tasks, such as word processing, web browsing, and image editing
- Programming Software is used to develop and write software, such as compilers and interpreters
Operating System (OS)
- Manages computer hardware and resources, allocating them as needed
- Provides a platform for running application software, allowing users to interact with the computer
- Examples of operating systems include Windows, macOS, and Linux
Application Software Examples
- Microsoft Office is a suite of software including word processing, spreadsheet, and presentation software
- Google Chrome is a web browser, allowing users to access the internet and browse websites
- Adobe Photoshop is image editing software, used to manipulate and enhance digital images
Common Terms
- Bit is a single binary digit, represented as a 0 or 1
- Byte is a group of 8 bits, used to represent characters and data
- Kilobyte (KB) is 1,024 bytes, often used to measure small files and data
- Megabyte (MB) is 1,024 kilobytes, often used to measure larger files and data
- Gigabyte (GB) is 1,024 megabytes, often used to measure large files and data storage
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Description
Learn about the different types of hardware components including input devices, processing devices, and storage devices. Understand the functions of each component and how they work together to form a computer system.
