Types of data

With the advent (прихід) of new computer applications and hardware, the definition of data (визначення даних) has expanded (розширяти) to include many types. Numeric data consists of numbers and decimal points (десяткові крапки), as well as the plus (+) and minus (-) signs. Both arithmetic operations and logical operations are performed on numeric data(числові дані). This means that numbers can be used for calculations (підрахунки) as well as sorted and compared to each other.

Text, or textual data (текстові дані), can contain (містити) any combination of letters, numbers and special characters. Sometimes textual data is known as alphanumeric data(буквено-цифрові дані).

Various forms of data that we can hear and see makes up audio-visual data. The computer can produce sounds, music and even human voice. It can also accept audio information as an input. Data can also take form of drawings and video sequences(відео послідовності).

Physical data is captured from the environment. For example, light, temperature and pressure are all types of physical data. In many large buildings, computer systems process several kinds of physical data to regulate operations. Computers can set off security alarms, control temperature and humidity (вологість), or turn lights on and off, all in response to (у відповідь на) physical data. These applications increase people’s safety and save the time and money.

II. Match the meaning

III Sort out the words from the box

IV. What is the Odd-One-Out

- comparison, subtraction, flexible, advent, increase

- false, benefit, flexible, logical, microwave, arithmetic

- divide, compute, expand, advent, compare, determine

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