Data representation computer science

  • How data is represented in data science?

    A variety of data representations can be used to communicate quantitative data.
    Dotplots use one dot for each data point.
    The dots are plotted above their corresponding values on a number line.
    The number of dots above each specific value represents the count of that value..

  • How is data represented in a computer?

    Data in a computer system is represented in binary format, as a sequence of 0s and 1s, denoting 'off' and 'on' states respectively.
    The smallest component of this binary representation is known as a bit, which stands for 'binary digit'..

  • What is representation of information in computer?

    “Representation Information: The information that maps a Data Object into more meaningful concepts.
    An example is the ASCII definition that describes how a sequence of bits (i.e., a Data Object) is mapped into a symbol.”.

  • Data representing quantities, characters, or symbols on which operations are performed by a computer are stored and recorded on magnetic, optical, electronic, or mechanical recording media, and transmitted in the form of digital electrical or optical signals.
    Data pass in and out of computers via peripheral devices.
Data Representation refers to the form in which data is stored, processed, and transmitted. Devices such as smartphones, iPods, and computers store data in digital formats that can be handled by electronic circuitry.
Digital devices represent numeric data using the binary number system, also called base 2. The binary number system only has two digits: 0 and 1. No numeral like 2 exists in the system, so the number “two” is represented in binary as 10 (pronounced “one zero”).

The Way in Which Data Is Represented in The computer.

To include strings, integers, characters and colours. This should include considering the space taken by data

Sound

1. Let's look at an oscilloscope 2

How does a computer represent information?

Fundamental to all of this is that the computer has to represent that information in some way inside the computer’s memory, as well as storing it on disk or sending it over a network

What's the big picture?

Which data is represented in binary digits?

All data is represented as binary digits, whether it is numbers, text, images or sound

Calculations are also done in binary

All data must be converted into binary in order for a computer to process it

Images are no exception

Digital images are made up of pixels

Each pixel is represented by a binary number

All data is represented as binary digits, whether it is numbers, text, images or sound. Calculations are also done in binary. In a computer, all data is stored in binary form. A binary digit has two possible states, 1 and 0. A binary digit is known as a bit. A bit is the smallest unit of data a computer can use.

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