PC Components and Cable Types (Lesson 1) Questions with Correct Answers Peripheral Devices - Correct Answer External components used for input, output, or storage.Motherboard - Correct Answer Main circuit board containing the CPU, RAM, and connectors for other components.Central Processing Unit (CPU) - Correct Answer The primary component responsible for executing instructions and tasks in a computer.System Memory Modules (RAM) - Correct Answer Temporary storage for data and instructions that the CPU needs while performing tasks.Adapter Cards - Correct Answer Expansion cards that provide additional functionality to a computer, such as graphics or networking.Fixed Disks (HDD/SSD) - Correct Answer Permanent storage devices for data, programs, and the operating system.Power Supply Unit (PSU) - Correct Answer Component that converts electricity from a power source into usable power for the computer.I/O Shield and Blanking Plates - Correct Answer Components that protect internal computer parts from dust, static discharge, and electromagnetic interference.Input/Output (I/O) Ports - Correct Answer Connection points on a computer for peripheral devices like keyboards, mice, and monitors.Bus - Correct Answer A communication system that transfers data between components inside a computer or between computers.Connector - Correct Answer A physical interface that joins a cable to a port, ensuring proper connection and data transfer. 1 / 2
Bit (b) - Correct Answer The smallest unit of data in computing, representing a binary digit (0 or 1).Byte (B) - Correct Answer A group of 8 bits, commonly used to represent a single character of text.USB Overview - Correct Answer Standard for connecting peripheral devices to a computer, supporting various device classes and data rates.USB Standards and Data Rates - Correct Answer Specifications for different USB versions, including transfer speeds like 480 Mbps for USB 2.0 HighSpeed.USB Connector Types - Correct Answer Varieties of USB plugs like Type A, Type B, and USB-C, each with specific characteristics and uses.HDMI - Correct Answer Interface for high-definition video and audio transmission, commonly used in TVs and monitors.DisplayPort - Correct Answer Interface for high-resolution video and audio, supporting features like daisy-chaining multiple monitors.Thunderbolt Interface - Correct Answer Versatile interface for display and peripheral connections, with versions like Thunderbolt 3 supporting high data rates.Lightning Interface - Correct Answer Apple's proprietary interface for mobile devices, featuring a reversible design and specific adapters for connectivity.Serial Advanced Technology Attachment (SATA) - Correct Answer Standard interface for connecting internal storage drives in desktop computers, using compact 7-pin connectors.SATA Hard Drive Cables - Correct Answer Standard for connecting internal storage drives within a desktop PC, with data connectors supporting cables up to 1 m and speeds up to 600 MBps.Molex Power Connectors - Correct Answer Used for legacy components, typically white or clear plastic with 4 pins, and color-coded wires for different voltages.
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