Analogue & Digital Data Quiz

What is analogue data?

• Data that can only be stored digitally

• Data that is always accurate

• Continuous data created from non-digital devices

• Data represented in binary format

Which of the following is an example of digital data?

• Sound waves produced when you talk

• Temperature readings from a thermometer

• Data collected by sensors

• Software documents/files

What does DAC stand for?

• Analogue to Digital Conversion

• Digital to Analogue Conversion

• Analogue Data Collection

• Digital Data Compression

What is a characteristic of digital data?

• Values change smoothly and gradually

• Quality can be lost during storage

• Easily manipulated without conversion

• Values are limited to 1s and 0s

Why must analogue data be converted to digital?

• To reduce storage space

• To make it easier to understand

• So it can be processed by a computer

• To improve its quality

What is the purpose of DAC?

• To enhance the quality of digital data

• To analyze analogue signals

• To store data in binary format

• To convert digital data to analogue

What happens to quality during the storage of analogue data?

• Quality is irrelevant

• Quality is always maintained

• Quality can be lost

• Quality improves over time