Unit 1 - Information Technology Systems Flashcards
1
Q
Give examples of Digital Devices
A
Ticket Scanner Touch ID Laptop Computer Passport Scanners Smartwatches iPad/Tablet Phone Heating Control Heart Rate Monitor Microwave
2
Q
Describe Input, Process and Output
A
Data are input into IT systems
Data are processed into meaningful information
Information is output from the IT system
3
Q
Give an example of input, process and output
A
- Data is input from the keyboard into web design software
- Processing happens in the web design software (formatting font, editing words)
- Information is output when the completed webpage is displayed on the screen
4
Q
What does Primary Storage do?
A
It is volatile and is wiped every time the computer is turned off
5
Q
What does RAM (Random Access Memory) do?
A
Every time you open a program, it gets loaded from the hard disk into the RAM
6
Q
Give an example of ROM
A
The instructions that are used to ‘boot up’ the computer
7
Q
Give examples of Secondary Storage and describe what the examples do
A
Hard Disks
Solid state storage
Flash Memory
Cloud Storage
