technology flashcards ( computer systems )
(37 cards)
What is input in digital technology
is when you put data into the computer using input devices like a keyboard, mouse or a microphone
What is an example of an input
typing a letter on the keyboard and seeing it appear on the screen
What is processing in digital technology
happens when the computer takes your input and understands it, following instructions in programs to perform calculations and changes
What is an example of processing
computer checks the letters and you type and ensures they appear on the screen as you type
What is storage in digital technology
its saving data so you can use it again later, such as saving a document to a hard drive or SSD
What is an example of storage
pressing “save” to save your essay to the hard drive
What is output in digital technology
when the computer shows or gives you processed data using an output device like a screen or a printer
What is an example of an output
printing out your essay on paper to hand it in to your teacher
What is a computer
a multipurpose device that can receive, process, and store data
What is a hardware
the physical parts of the computer
What is software
the programs that perform the specific actions on a computer
What is an input device
a hardware component that allows you to enter data and instructions into a computer
What is an output device
a hardware component in a computer that provides info to the user
What is a processing device
a hardware component in a computer that interprets and executes instructions
What is a storage device
a hardware component that can store info temporarily or permanently
Why is a keyboard called a QWERTY keyboard
because the first 6 letters in the top row of the letters on the keyboard are Q W E R T Y
What is an oliptical mouse
a type of computer mouse that uses light and a sensor to track movement instead of a ball
What is a trackpad or touchpad
allows users to control the cursor by sliding there fingers on a flat surface
What determine the clarity of a webcam image
resolotion- the higher the pixel count, the sharper and clearer the image
What are examples of a biometeric device
fingerprint scanners
facial recognition
iris scanners
voice recognition
What is a microphone used for
capturing sound for communication or recording
What are the 3 different types of printers
laser printer
inkjet printer
ink tank printer
What are the advantages and disadvantegs of a laser printer
fast
good for text
not good for printing pictures
big
What are the advantages and disadvantegs of a inkjet
presice prints
good for images
replaceable cartilages
slow
bad for environment
waste a lot of ink
