Unit 1 Information Technology Topic A

A programming language exclusively for drawing squares

The sound a computer makes when it starts up

Part of a computer screen that generates heat

A tiny dot or square in a single colour making up a digital image

Keyboard

Touchscreen

Barcode scanner

Projector

Real Time

Task oriented

Single user, single task

Single user, multi task

Multi user

Processor and memory hungry

User needs some knowledge in order to us

Can be amended to suit the user

Instantly completes commands.

The use of automated software to analyze large datasets

The process of storing and retrieving data using magnetic tapes

The use of AI systems to process data in real-time

Handling and analyzing data by humans without the use of automated tools

A compression method that reduces file size by permanently removing some data, resulting in reduced quality

A technique that compresses data without any loss of information or quality

A method of compression used exclusively for text files

A reversible compression technique for archival purposes

The size of the screen displaying the image

The number of colors a screen can display

The speed at which a computer processes images

The amount of detail an image holds, often measured in pixels