Quiz di inglese

Before the industrial revolution

• a lot of people worked in agriculture

• some people worked in agriculture

• nobody worked in agriculture

After the industrial revolution people started to work

• in offices

• on farms

• in factories

Technology

• was created after the industrial revolution

• already existed before the industrial revolution

• was created some years ago

Now we are..

• in the age of enlightenment

• In the medieval age

• In the digital age

What is the digital era?

• is a historical period that began in the mid-20th century. It is characterized by a rapid shift from traditional industries, as established during the Industrial Revolution, to an economy centered on information technology.

• is a historical period characterized by the complete absence of electronic devices and internet connectivity, where information is exchanged exclusively through traditional methods such as carrier pigeons and smoke signals.

• is a historical period in which people communicate solely through physical letters and face-to-face interactions, without any reliance on technology.

The digital age is characterized by the use:

• Of communication techniques based on sound signals rather than electronic devices.

• Of ICT and the Internet.

• Of telecommunications and telephone.

The digital revolution converted technology

• from digital format to analogue format.

• from analogue format to numeric format.

• from analogue format to digital format.

What is an analogue device?

• A device is analogue where data is represented as signals that vary within a predefined range.

• A device is analogue when operates using exclusively digital signals, without any form of variability.

• A device is analogue when exclusively uses mechanical energy rather than electricity for its function.

What is a digital device?

• A digital device is a device that operates exclusively using analog rather than digital signals.

• An electronic device is digital if data in it is represented as electrical "on" and "off" signals that correspond to binary digits and can be stored in computer memory. The data is theretore represented as a succession of 1s and 0s.

• A digital device is a device that operates through manual mechanisms without any electronic components.