Questions and Answers
What is the primary function of the CPU?
To execute instructions and perform calculations
What type of RAM is not mentioned in the text?
DDR2
What is the primary function of the Power Supply?
To convert AC power from the wall outlet to DC power for components
What is the main difference between a HDD and an SSD?
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What is the primary function of the Motherboard?
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What type of display is not mentioned in the text?
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What is the primary function of the Graphics Card?
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Study Notes
Components
CPU (Central Processing Unit)
- Executes instructions and performs calculations
- Examples: Intel Core i5, AMD Ryzen 5
Motherboard
- Main circuit board that connects all hardware components
- Features:
- Socket for CPU
- RAM slots
- Expansion slots (PCIe, PCI)
- Connectors for peripherals (USB, SATA)
RAM (Random Access Memory)
- Temporary storage for data and applications
- Measured in GB (gigabytes) or TB (terabytes)
- Types:
- DDR3, DDR4, DDR5 (types of RAM)
Storage
- Permanent storage for data and programs
- Types:
- HDD (Hard Disk Drive)
- SSD (Solid-State Drive)
- Hybrid (HHDD)
Input/Output Devices
Keyboard
- Input device for typing and commands
Mouse
- Input device for cursor control and navigation
Monitor
- Output device for displaying images and text
- Types:
- CRT (Cathode Ray Tube)
- LCD (Liquid Crystal Display)
- LED (Light Emitting Diode)
Power Supply
- Converts AC power from the wall outlet to DC power for components
- Measured in watts (W)
Expansion Cards
Graphics Card
- Controls graphics and video output
- Integrated or dedicated
Sound Card
- Handles audio output and processing
- Integrated or dedicated
Components
CPU (Central Processing Unit)
- Executes instructions and performs calculations
- Examples of CPUs include Intel Core i5 and AMD Ryzen 5
Motherboard
- Acts as the main circuit board, connecting all hardware components
- Features socket for CPU, RAM slots, expansion slots (PCIe, PCI), and connectors for peripherals (USB, SATA)
RAM (Random Access Memory)
- Provides temporary storage for data and applications
- Measured in GB (gigabytes) or TB (terabytes)
- Types of RAM include DDR3, DDR4, and DDR5
Storage
- Provides permanent storage for data and programs
- Types of storage include HDD (Hard Disk Drive), SSD (Solid-State Drive), and Hybrid (HHDD)
Input/Output Devices
Keyboard
- Allows for typing and issuing commands
Mouse
- Enables cursor control and navigation
Monitor
- Displays images and text
- Types of monitors include CRT (Cathode Ray Tube), LCD (Liquid Crystal Display), and LED (Light Emitting Diode)
Power Supply
- Converts AC power from the wall outlet to DC power for components
- Measured in watts (W)
Expansion Cards
Graphics Card
- Controls graphics and video output
- Can be integrated or dedicated
Sound Card
- Handles audio output and processing
- Can be integrated or dedicated
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