Functions of internet

Abstract The Internet stands at the forefront of telecommunications in medicine. This worldwide system of computers had its beginnings in networking projects in the United States and western Europe in the s and s. The physical structure of the Internet resembles and is integrated with the telephone system. Long-distance data transport services are provided by large telecommunication companies, called network service providers NSPsthrough high-capacity, high-speed national and international fiber optic cables.

Functions of internet

Functions of internet

Next Page A function is a block of organized, reusable code that is used to perform a single, related action. Functions provide better modularity for your application and a high degree of code reusing.

As you already know, Python gives you many built-in functions like printetc.

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These functions are called user-defined functions. Defining a Function You can define functions to provide the required functionality. Here are simple rules to define a function in Python. Function blocks begin with the keyword def followed by the function name and parentheses.

Any input parameters or arguments should be placed within these parentheses. You can also define parameters inside these parentheses. The first statement of a function can be an optional statement - the documentation string of the function or docstring.

The code block within every function starts with a colon: The statement return [expression] exits a function, optionally passing back an expression to the caller. A return statement with no arguments is the same as return None.

Syntax def functionname parameters: Example The following function takes a string as input parameter and prints it on standard screen. Once the basic structure of a function is finalized, you can execute it by calling it from another function or directly from the Python prompt.

Again second call to the same function Pass by reference vs value All parameters arguments in the Python language are passed by reference.

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It means if you change what a parameter refers to within a function, the change also reflects back in the calling function.

Changing mylist within the function does not affect mylist.The Compliance Management System is a modular, cloud-based system that provides a suite of tools to address compliance requirements for chemical usage, handling and storage within all organisational structures.

The global coordination of the DNS Root, IP addressing, and other Internet protocol resources is performed as the Internet Assigned Numbers Authority (IANA) functions. The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide.

End-users who only access the Internet when needed to perform a function or obtain information, represent the bottom of the routing hierarchy.

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Oct 18,  · Best Answer: The Internet is a global system of interconnected computer networks that interchange data by packet switching using the standardized Internet Protocol Suite (TCP/IP). It is a "network of networks" that consists of millions of private and public, academic, business, and government networks of Status: Resolved.

To explain the uses and function of the internet would be waay to long.

Generally the internet is a leisure tool for the mass public but it is also a means to store and transf er data, generate data, etc.

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