ICT digital devices

mainframe computer

are high performing computers with large amount of memory, storage and hundreds of processors that run billions of instructions simultaneously

microprocessor

the of job of the microprocessor is to run the instructions of your computer program eg mobile phones, and washing machines

server

is a computer program or device that manages and provides a service to another computer program and its user

desktop computers

a general purpose computer that is designed to carry out many different tasks eg video editing,gaming and web browsing

mobile computers

are easy to move around and are portable eg smartphone,iPad and laptop

digital cameras and camcorders

use light sensors to capture images formed by light passing through the device lens. The quality depends on the lens eg capturing memories and advertising

navigation aids

calculate the best route between two locations, they work using the internet. smartphones are replacing in car navigation eg waze and google maps

multifuntional device

used to perform multiple different tasks. eg smartphone can used to text,calls,photos etc. eg printer , smart phone and gaming consoles

convergence

blurs the distinction between different types of devices eg smartphone and tablet

system software

is used manage hardware and running application includes operating system and utility software,.

application software

used to carry out a specific task such as word processing and spreadsheet.

managing memory

the os that decides which program and data are moved from secondary to RAM

multi tasking

processors appear to be running in parallel but they are just being swapped in and out of RAM very quickly

security

stops unauthorized people from accessing data and protects memory from other processes.

print spooling

temporally storing print jobs inside the memory until the printer is ready to handle them

utility software

is a type of system that helps run and manage the computer run its everyday tasks

backup

creates a copy of files and programs

compression

reduces the size of files

software updates

updates are done to fix bugs and add to new features etc

software licenses

the set of rules that tell you how can use a specific piece of software eg open source and closed source