Hardware Flashcards
Learn definitions (21 cards)
What is Computer Hardware?
Computer Hardware is the physical components of a computer system.
What is an Input Device?
An input device is a hardware device used to send data to a computer.
What is an Output device?
An output device is a hardware device used to receive data from a computer.
What is a peripheral device?
A peripheral device are external devices connected to a computer to provide additional functionality.
What is a Motherboard
A motherboard is the main circuit board of the computer that connects all hardware components.
What is a processor?
A processor is the central processing unit that performs calculations and executes instructions to operate the computer.
What is a Hard Drive?
A hard drive is a storage device used to store and retrieve digital data permanently.
What is a Graphic Card?
A hardware component used to render and process animations, images and videos for display on a monitor.
What are Ports?
Ports are physical connectors on a computer used to connect external devices. For example, USB, HDMI and ethernet.
What are buses?
Buses are communication systems that transport data between hardware components. For example, data buses and address buses.
List examples of Input devices.
Scanner, Keyboard, Mouse, Touchscreen, Microphone, Webcam, Joysticks and Barcode readers.
List examples of Output devices.
Monitors, Projectors, Speakers, Headphones, LED lights, Touchscreen and Printers.
List examples of Peripheral devices.
Printers, External Hard Drives, Webcams, Speakers and Projectors.
What does CPU stand for and what does it do?
CPU-Central Processing Unit.
It executes instructions and processes data.
What does RAM stand for and what does it do?
RAM-Random Access memory.
It stores temporary data for active programs.
What does ROM stand for and what does it do?
ROM-Read Only Memory
It stores permanent instructions like firmware.
What does NIC stand for and what does it do?
NIC-Network Interface Card.
It provides Wired and Wireless connection.
What are the 2 types of Hard Drive.
HDD and SDD.
What does HDD stand for and what does it do?
HDD-Hard Disk Drive.
Stores permanent data with spinners.
What does SDD stand for and what does it do?
SDD-Solid State Drive.
Stores faster storage with no moving parts, uses flash memory.
Difference between RAM and ROM.
RAM is volatile while ROM is non-volatile.
RAM is used for temporary storage while the programs run while ROM stores essential system instructions like firmware. RAM has faster access speed while ROM is not easily modified.
