General Knowledge of Input and Output
Devices
Devices
This input device allows you to type text and commands into a computer.
Keyboard
This input device allows for direct interaction with the screen and is easy to use, making it popular for touch-based interactions
touchscreen
Which output device takes up a lot of desk space?
a speaker
This bulky monitor, once popular in the 90s, uses cathode ray tubers and is known for taking up a lot of desk space.
CRT Monitor
This device is used to capture images and convert them into digital data
Scanner
This output device provides immediate visual feedback and is used to display images.
monitor
Which output printing device has the potential to make counterfeit items that infringe other's copyright?
3D-Printer
This type of monitor, thinner and lighter than CRTs, uses liquid crystals to display images and is commonly found in office setups.
LCD Monitors
This input device is used for giving voice commands or recording sound
Microphone
This output device is portable and allows you to listen to music
speakers
Which type of a scanner can be used to transmit malicious codes?
a QR code
Known for high energy efficiency and vibrant colors, this type of monitor is now commonly used in modern homes and offices. It uses light emitting diodes to illuminate the screen.
LED Monitors
This device allows you to point, click, and interact with the GUI.
A mouse
This direct data entry device is more robust than magnetic stripe cards
Chip and PIN
Which DDE (direct data entry) device is easy to hack into?
RFID
These monitors are known for their refresh rates, making them ideal for high-performance gaming and fast-paced applications. They often have a much higher price tag than others.
Gaming monitors
Which type of 3D printing manufacturing technique is where the object is built layer by layer
additive manufacturing
Which component of a machine allows operation of many devices at once?
Actuator
Which type of screen/monitor has the common issue of motion blur
LCD Screen (Liquid-crystal display)
These monitors, often found in public displays or large screen TVs, can display images with no backlight, offering superior contrast and thinner designs compared to LCD or LED.
OLED monitors