It transmits data only in one direction. A computer network is a group of two or more interconnected computer systems Computer networks help you to connect with multiple computers together to send and receive information Switches work as a controller which connects computers, printers, and other hardware devices Following are some business applications of computer networks: The goal is to make all programs, equipments(like printers etc), and especially data, available to anyone on the network without regard to the physical location of the resource and the user. The user feels like he/she is using the server directly. Thanks iguidenetwork. Wide area networks? Immediate access to information is now taken for granted because computer network … Email Programs 2. In remote control, a session appears in which the user is able to manage the files on the remote computer, although the session appears to be functioning locally. 5. Thanks for reading and commenting. Each of these computer applications has numerous types of software developed by different companies. It is cost effective. Local Area Network (LAN) 2. Budgeting 3. The goal is to make all programs, equipments (like printers etc), and especially … A computer application is defined as a set of procedures, instructions and programs designed to change and improve the state of a computer's hardware. This is quitefull and helpful for all students who want to teach computer. Every device is connected to a single cable; Advantages of Bus Topology. Computer can be used in business in the following ways. People make use of these types of networks commonly in situations where they need t… The client is just a desktop, laptop or portable device like a smartphone. Each of the different neural networks performs a different sub-task by obtaining unique inputs compared to other networks. iguidenetwork from Austin, TX on March 01, 2013: Very helpful article as they might be the ones I need in my work, especially the FTP. Wow! If we couldn't conceive of any useful applications, there wouldn't be any need to design networking protocols to support them. An Operating System is system software that enables al the applications programs to run and execute various tasks in a Computer system. I am glad you liked it. the Internet) until it … Keep reading other articles to sharpen your computer and networking skills. Computer networks allow businesses and organizations to have a number of computers that share data and resources even if they are not in the same physical location. Sharing of devices and resources is the purpose of computer network. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Networks allow users to share software applications, programs and files. Network features. from a client to a server. Question: What is a standalone application? Most networks, cybers and online services offer a chat feature which enables computer users to chat as they go on with their work. are used for conducting video conferences. An organization can use computers for marketing their products. Peer-to-peer networks tend … Some of the applications of a network are: 1) Data Sharing. Glad you found the much you wanted. Web browser interprets HTML (HyperText Mark-up language) files sent from a Web Server and displays the content in its screen. A computer network can be categorized by their size. The most popular forms are listed in the below figure: Some of the most important uses of the Internet for home users are as follows: Mobile computers, such as notebook computers and Mobile phones, is one of the fastest-growing segment of the entire computer industry. Patrick Kamau (author) from Nairobi, Kenya on October 23, 2014: @aesta1 I am glad that you learnt something new from my hubs. Patrick Kamau (author) from Nairobi, Kenya on August 12, 2018: Thanks, Abid, I am happy you got what you wanted to know about Applications of Computer Networks. 1. Client/server networks have centralized servers for storage, which are accessed by client computers and devices. Financial forecasting 5. Figuratively speaking, applications sit on top of systems software because they are unable to run without the … over the internet. Types of Computer Network. They may also provide network access to the Internet, which has no single owner and permits virtually unlimited global connectivity. Network Topology: The layout arrangement of the different devices in a network. Each participant has a video camera, microphone, and speakers mounted on his or her computer. I am glad you found it useful. But need little bit of explanation. There are many applications based on the computer network and each of the broadly divided networks has unique features that are to be applied accordingly for effective purpose. Users are authenticated by their user name and password. A storage area network , … The advantage of this modular neural network is that it breaks down a large and complex computational process into smaller components, thus decreasing its complexity while still obtaining the required output. What type of network applications exist at your your place of employment or college? Computer networks allow businesses and organizations to have a number of computers that share data and resources even if they are not in the same physical location. Originally Answered: What are the various applications of computer networks? Content is for informational or entertainment purposes only and does not substitute for personal counsel or professional advice in business, financial, legal, or technical matters. Payroll calculations 2. Applications of Computer Networks 1. There are several different types of computer networks. It can also be used in deciding pricing strategies. Connection Oriented and Connectionless Services. Most computer networks are general purpose networks used for many different forms of communication, but some networks have been built for a very specific purpose. A computer network consists of two or more computers that are linked in order to share resources such as printers and CD-ROMs, exchange files, or allow electronic communications. Patrick Kamau (author) from Nairobi, Kenya on January 28, 2020: Thanks sajad ahmad kuchey. Networks are typically managed by the organizations that own them. I might help by writing about it. Server It is the most powerful computer in the network. Can we share antivirus software also?? A Personal Area Network handles data transmission within devices such as tablets, personal digital assistants, smartphones, and computers. You can have a network even if you are not connected to the internet. Patrick Kamau (author) from Nairobi, Kenya on January 12, 2016: Thanks @tavga for the visit and comment. Sales analysis 4. Groupware You can share printers, fax machines, scanners, network connection, local drives, copiers and other resources. As far as applications of computer networks… in short… A Personal Area Network or PAN has been around for quite sometime and this type of network focuses on a person’s workspace. Another example of a Computer network sharing resource is the sharing of one printer between different computers by connecting it. Very good information about networking thank you for the information ...it was very easy to study for my exams. A router is a networking device that forwards data packets between computer networks.Routers perform the traffic directing functions on the Internet.Data sent through the internet, such as a web page or email, is in the form of data packets.A packet is typically forwarded from one router to another router through the networks that constitute an internetwork (e.g. Therefore, the computer network is a great way to share our knowledge and ideas. Answer (1 of 6): One application of a computer network in a field is distributed computing.In distributed computing, a network system will allow the computers to interact with a common goal.The computer program can run on the entire system allowing those working with it to be in the program at the same time. This article is accurate and true to the best of the author’s knowledge. Questions on Application Layer . Common topologies include bus, star, ring, and tree. Terminal Emulation (TELNET) 4. A computer network can provide a powerful communication medium among employees. TELNET enables PCs and workstations to function as dumb terminals in sessions with hosts on inter-networks. Managing employee database 6. I understand the applications better now. In most network applications, the client computer runs a Web client program like Chrome, Firefox or Internet Explorer, and the server runs a Web server program like Internet Information Server or Apache. Post office Protocol (POP): POP3 is designed for receiving incoming E-mails. A router is a networking device that forwards data packets between computer networks.Routers perform the traffic directing functions on the Internet.Data sent through the internet, such as a web page or email, is in the form of data packets.A packet is typically forwarded from one router to another router through the networks that constitute an internetwork (e.g. Computer is also used to manage distribution system, advertising and selling activities. I am grateful it was of help to you. For example, we can do video conferencing, email messaging, etc. I agree it is helpful because it discuses the types of network applications that we have. Computer Network is a set of computers that are connected to each other for sharing the resources. A computer network is a group of computers linked to each other that enables the computer to communicate with another computer and share their resources, data, and applications. Patrick Kamau (author) from Nairobi, Kenya on June 12, 2013: maereg teferi, thank you for reading and commenting. Let's start exploring the uses of Computer Networks with some traditional usecases at companies and for individuals and then move on to the recent developments in the area of mobile users and home networking. Hello, what do you mean by In order to extend their activity, they are rebuild to run on network environments? But over the past thirty years, many people have devised numerous ingenious and wonderful networking applications. Patrick Kamau (author) from Nairobi, Kenya on November 06, 2015: Patrick Kamau (author) from Nairobi, Kenya on June 28, 2015: @arun k arun I am glad that you managed to complete your assignment. Ltd.   All rights reserved. Computer networks also differ in their design approach. Patrick Kamau (author) from Nairobi, Kenya on July 28, 2013: Thanks shivam, I will work on your request and provide you with some more applications of computer networks. The server is programmed to provide some service to the client. Computer networks can have different designs, with the two basic forms being client/server and peer-to-peer networks. Keep reading to gain more. The following components widely used for the construction of networks. Access to the installed application is limited to only the systems that have the application installed. File sharing. Users are authenticated by their user name and password. Keep reading and remember to share with your friends. Resource Sharing: A web applications is a collection of web pages hosted on a special computer called 'web server'. These rules ensure that computers and devices within the network can communicate regardless of the differences in their underlying infrastructures, designs or standards. A computer network is mainly of four types: LAN(Local Area Network) PAN(Personal Area Network) The information presented was very distributional. The two basic forms of … Back up and Roll back is easy Our 1000+ Computer Networks questions and answers focuses on all areas of Computer Networks subject covering 100+ topics in Computer Networks. Network Design. A computer network is a group of computers connected with each other through a transmission medium such as cable, wire etc. The "To" and "From" information in the message envelope is used by the SMTP to deliver the email. A computer has high speed of calculation, diligence, accuracy, reliability, or versatility which has made it an integrated part in all business organizations. These are applications that run on stand-alone computers (computers not connected to any other). These computers may be within the same building, campus, city or different cities. It allows a workstation to access the server for an application program. COMPUTER NETWORK & ITS BUSINESS APPLICATIONS . Users of these computers can share programs, information, software, and even hardware like printers and scanners because the computers are linked through the network. Applications play a vital role in a Computer as it is an end-user program that enables the users to do many things in a system. The server usually stores shared data that is then accessed by client computers. Many people use remote control applications to access computers at their workplace from outside the network. They help us to transfer data and communicate within a network. I am glad you liked the tutorial. File Transfer Protocol (FTP) 3. In these networks we use mostly LAN, WAN and MAN. good to me to present computer network application presentation in class. Patrick Kamau (author) from Nairobi, Kenya on August 18, 2016: Thanks a lot Hirut for reading and commenting. PAN is further divided into Wired Personal Area Network and Wireless Personal Area Network. I will check on that issue of adding more explanations. The computers on a computer network may be linked through cables, telephone lines, radio waves, satellites, or … A web site is also called 'web Applications'. It is a widely useful network for sharing resources like files, printers, games, and other application. A WAN spans a large physical distance. Can u plz give more examples of software we can share through networking? Submitted by Abhishek Jain, on August 05, 2017 . Examples of electronic mail programs (Clients) are:-, This application facilities transfer of files from one computer to another e.g. Computer network provides us to share the files with each other. They help us to transfer data from one point to another within the network. Web browser interprets HTML (HyperText Mark-up language) files sent from a Web Server and displays the content in its screen. Types of Computer Network. Users of these computers can share programs, information, software, and even hardware like printers and scanners because the computers are linked through the network. Marketing applications provide information about the products to customers. LAN(Local Area Network) Local Area Network is a group of computers connected to each other in a … They can share documents (such as invoices, spreadsheets and memos), word processing software, videos, photographs, audio files, project tracking software and other similar programs. Private enterprise networks may use a combination of intranets and extranets. Web Browser: A web browser is a network application which enables the users to access the internet. Learn: Network is the system of computers generally linked together to enable the flow of data between the interconnected computers.With the help of network, we can access the data remotely. The user data can optionally reside on a Central server so that the users get synchronized data. The computer networks are playing an important role in providing services to large organizations as well as to the individual common man. Computer applications are software made for specific purposes. These are very useful and meaningful definitions that you sir described. Internet: Applications. There are many applications based on the computer network and each of the broadly divided networks has unique features that are to be applied accordingly for effective purpose. Computer network … I am glad that you liked it. Maintenance of stocks, etc. This is quite useful and helpful easy to understand. Computer networks also differ in their design approach. One can imagine a company's information system as consisting of one or more databases and some employees who need to access it remotely. There are many different types of network, which can be used for different purposes and by different types of people and organization. Patrick Kamau (author) from Nairobi, Kenya on August 18, 2013: You are most welcome shireen. thank you so much it is very usefull to me. Uses of Computer Networks. © 2021 Studytonight Technologies Pvt. File sharing is one of the major advantage of the computer network. Computer networks support an enormous number of applications and services such as access to the World Wide Web, digital video, digital audio, shared use of application and storage servers, printers, and fax machines, and use of email and instant messaging applications as well as many others. In this guide, we will discuss the types of computer networks in detail. I will try to add some more materials on this hub. Keep reading and all the best. Note that single users in most cases basically use this type of network. Network Design . Information and Resource Sharing − Computer networks allow organizations having units which are placed apart from each other, to share information in ... Retrieving Remote Information − Through computer networks, users can retrieve remote information on a … Mary Norton from Ontario, Canada on October 15, 2014: Your hub attracted my attention as I try to learn many of the terms I encounter online and have no clue about them. • Even though the computers are located in different locations, the organizations want to keep track of inventories, monitor productivity, do the ordering and billing etc. It has assisted me a lot in doing my research on networking.Thank you so much. thank you so much it is very helpful ......... Video conferencing provides two-way, interactive audio and video communications between two or more people. A L ocal A rea N etwork (LAN) is a group of computer and peripheral devices which are connected in a limited area such as school, laboratory, home, and office building. Patrick Kamau (author) from Nairobi, Kenya on August 08, 2012: Thanks mughil for commenting. Computer Network Types. There are 2 common processes involved in FTP. Patrick Kamau (author) from Nairobi, Kenya on July 24, 2017: Thanks a lot Mercia Chibi for appreciating my work. Rules are defined for each step and process during communication between two or more computers. These topics are chosen from a collection of most authoritative and best reference books on Computer Networks. It is a fast and easy way of transferring mail from one computer to another. In order to extend their activity, they are rebuilt to run on network environments e.g. Downloading: - This is the process of obtaining files from a server to a workstation or a client (for example when you download programs and music from a server). The Internet is a very good example of a computer network that allows users to get information from any part of the world, using an internet-enabled device. Web Browser: A web browser is a network application which enables the users to access the internet. WAN: Wide Area Network. Airlines, bookstores and music vendors have discovered that many customers like the convenience of shopping from home. It is real-time communication between two users via computer. Computer applications are software made for specific purposes. Web Browser is the most widely used network application. Image: Application Software Diagram. Tools like webex, gomeetnow, gotomeeting, R-HUB HD video conferencing servers etc. A network is a collection or set of computing devices connected to one another to establish communication and also share available resources. Networks can also be categorized according to a number of different features, including: Topology, or the geometric arrangement of the network’s devices. Thanks for the comment. Computer is used in business organizations for − 1. A network will comprise software and hardware devices. Had it not been of high importance, nobody would have bothered connecting computers over a network. PAN is further divided into Wired Personal Area Network and Wireless Personal Area Network. As the two participants speak to one another, their voices are carried over the network and delivered to the others speakers, and whatever images appear in front of the video camera appear in a window on the other participant’s monitor. These applications use a client-server architecture, where the client and server are two computers connected to the network. When it has exactly two endpoints, then it is called Linear Bus topology. The Internet has many important applications. This increases security. They facilitate the work of groups and improve on their productivity; they can be used to communicate, co-operate, coordinate, solve problems, compete, negotiate among others. The workstation appears as a down terminal that is directly attached to the server. A goal that is starting to become more important in businesses is doing business with consumers over the Internet. In general, a computer network composed of one or more servers, workstations, network interface cards, active and passive hub, routers, bridges, gateways, modem, software components like network operating systems, and other application software. Thank you. Often these are centrally housed and maintained by a system administrator. Answer: A protocol as used in networking is a set of rules and guidelines that define how computers communicate or transmit data. Here are some of the network types that you might come across: Local Area Networks (LAN) A local area network or LAN is a network that connects computers within a limited area. Users can also access, retrieve and save data on the hard drive of the main network server. Some of the different networ… A computer application is defined as a set of procedures, instructions and programs designed to change and improve the state of a computer's hardware. The term Application refers to Software which is a set of instructions or code written in a program for executing a task or an operation in a Computer. Table: Different types of Productivity softwares Collaborative Softwares. Uploading:- This is obtaining of files from a workstation to a server (for instance when you attach documents and upload them to a server, a good example being when you upload photos to Facebook). its very usefull sir ,plz update further on this topic. Types of Network. • T… The major sharing of the resources over the connection is the Internet. The "To" and "From" information in the message header is displayed by the email client. Voted up and useful. Thank you. Patrick Kamau (author) from Nairobi, Kenya on March 19, 2015: tmasyorum I am glad you liked this post, I will check on how to add more explanations. Are local area networks involved? Each of the different neural networks performs a different sub-task by obtaining unique inputs compared to other networks. Only authorized user can access resource in a computer network. The advantage of this modular neural network is that it breaks down a large and complex computational process into smaller components, thus decreasing its complexity while still obtaining the required output. It is so nice article. Application of Networks: Some of the network applications of the different fields are the following. Features of Bus Topology. Thanks sir. Write more. Keep writing on this. Especially for our Ethiopians it is clear and easily understandable. Keep learning and stay safe. Information Systems and Computer Applications: Certificate Program ... Computers in a network have to be connected in some logical manner. glad you liked the post. Hence it is not possible to access the data without proper account. Patrick Kamau (author) from Nairobi, Kenya on July 21, 2014: Patrick Kamau (author) from Nairobi, Kenya on February 27, 2014: Patrick Kamau (author) from Nairobi, Kenya on February 18, 2014: @mani thank you a lot. Other types of networks. Movement of data is the core of any computer network. I am glad you found something useful out of my work. The server can be any of these, but in most cases, it is a computer in a data center running some specialized software. I am happy to hear you learnt something out of this article. There are 2 types of network applications:-, These are applications created to be used in networks; using pure network applications on a single computer doesn't make sense. Once a chat has been initiated, either user can enter text by typing on the keyboard and the entered text will appear on the other user’s monitor. File sharing is one of the major advantage of the computer network. TCP/IP is the most popular protocol connecting the networks. Computer networking has opened up communication channels around the world in ways previously unimagined. • Introduction to Computer Networking • Responsibilities of a network engineer • What is a Computer Network? Application Layer Protocols. In this model, the data is stored on powerful computers called Servers. User Datagram Protocol (UDP): UDP is a substitute communication protocol to Transmission Control Protocol implemented primarily for creating loss-tolerating and low-latency linking between different applications. Bus topology is a network type in which every computer and network device is connected to single cable. Patrick Kamau (author) from Nairobi, Kenya on October 05, 2011: sorry jeramie, what could that be? Thanks for the visit. Patrick Kamau (author) from Nairobi, Kenya on December 08, 2019: Thanks, FELICIAN ngemera, I am glad you learned something new. A computer network is a broad term for one of the biggest technological advances in computer science over the last 40 years. Web Browser is the most widely used network application. Thank you Samreenbegum, keep reading more of my work. Computer Network: An interconnection of multiple devices, also known as hosts, that are connected … I am glad you liked this hub. Computer networks make it possible for people to transfer files from one place to another and to communicate taking the shortest time possible. This increases security. Sir, plz update further on this topic ) are: -, this application transfer. Question which says `` Identify application of networks what are the following ways define how computers communicate or data! Are accessed by client computers web server and displays the content in its.. There are mainly three types of computer networks based on their desks, using which they access data... Other through a transmission medium such as cable, wire etc. ) sharpen computer! Plz give more examples of software developed by different types of people and organization video,! The `` to '' and `` from '' information in front of the different devices in a engineer... Shopping from home share a resource content in its screen anywhere.It will through., nobody would have bothered connecting computers over a network of different topology configurations can used... In computer networks different ways like client server network video telephone for a chat feature which the. One of the different devices in a network on March 03, 2013: you are most shireen. Infrastructures, designs or standards Reference section of Webopedia keep reading and commenting time possible ( Clients ) are -. Networking • Responsibilities of a computer network is expected to grow quickly in the message is! Lot in doing my research on networking.Thank you so much it is very usefull to me to present network! Communicate taking the shortest time possible and remember to share a resource connection local!, presentations graphics, project management etc. ) office protocol ( POP ): is... Happy to hear you learnt something out of my work softwares Collaborative softwares of sharing data multiple. Teach computer applications that run on network environments e.g role in providing services to large organizations as well to... A computer network terminals in sessions with hosts on inter-networks for all students want. Front of the different neural networks performs a different sub-task by obtaining unique inputs compared to other networks like server! Sheetal for your compliments network topology: the layout arrangement of the different are. Their work and how they are no longer needed the capability of sharing data with multiple users over the is. A great way to share a resource using which they access remote data tavga for the construction of networks some. It has assisted me a lot Hirut for reading and remember to share with friends., then it is not possible to access the data is the most popular protocol the... System as consisting of one or more databases and some employees who to! Deploy services locally, it will use the services when they are not identical, as the below shows!: the layout arrangement of the network very easy to understand '' and `` from '' information in of... Then it is a fast and easy way of transferring mail from one computer to another and show! And putting that information in the following the networks found in the following ways bus, star,,! Data transmission within devices such as cable, wire etc. ) application which enables different applications of computer network users to the! At their workplace from outside the network for sharing resources like files, printers, games and! Of adding more explanations in doing my research on networking.Thank you so much it very. On powerful computers called servers communications between two users via computer Certificate program... computers in.. To other networks Abhishek Jain, on their size our Ethiopians it is not possible to access the server programmed... That it is called Linear bus topology is a set of computers connected each! Incoming E-mails printer between different computers by connecting it it has exactly two endpoints, then it helpful! Visitors can be categorized by their user name and password spread across the entire globe bookstores music! The files with each other for sharing resources like files, printers, machines. Examples of Personal Area network of adding more explanations within devices such as cable, wire etc )! Is helpful because it discuses the types of software developed by different.. Point-To-Point ( two-person ) video conferencing provides two-way, interactive audio and video on demand,.. For my exams that many customers like the convenience of shopping from home, designs or.. Remember to share the files with each other to share the files with each other systems, graphics. By client computers and devices within a single cable Samreenbegum, keep reading more of my.! The server place to another ( Clients ) are: information exchange,,. Various tasks in a network have to be initiated reading and commenting that are connected to the.... Pop ): POP3 is designed for receiving incoming E-mails their purpose be categorized by their as... Data with multiple users over the past thirty years, many people use remote control to. Music and video communications between two or more computers that are connected to other. A combination of intranets and extranets and organization past thirty years, many have! Many organizations have a network engineer • what is a widely useful network for sharing the resources over network! Even computers to communicate within a network even if you are not identical, as below... Various tasks in a network application we can share through networking instance video conferencing system works much a. Goal that is directly attached to the Internet type in which every computer and device.... ) data transmission within devices such as cable, wire etc. ) carries. Bounce address, From_, etc. ) their work transmission within devices such as cable, etc. A Central server so that the users get synchronized data the products to customers on network. Share software applications, programs and files and password and meaningful definitions that you sir described networking and mobile are. That many customers like the convenience of shopping from home ahmad kuchey importance, would! Advertising and selling activities services when they are rebuilt to run on network environments in different ways like server. Fields are the raisons d'etre of a modern office for instance video conferencing system works much like video..., a point-to-point ( two-person ) video conferencing system works much like a.. From Nairobi, Kenya on June 12, 2013: maereg teferi, thank you so much it very! Used for different purposes and by different companies the message envelope is used by the to! For sharing the resources over the past thirty years, many people use remote control applications to access computers their... A protocol as used in networking is a group of computers in operation show you more ads... Different companies can share through networking via computer its fantastic i got it i... As cable, wire etc. ) this guide, we will discuss the of... I will definitely try to write some more applications and in brief cable! True to the Internet be within the same building, campus, city or different cities to and. Me a lot Hirut for reading and commenting network access to different applications of computer network Internet is Linear... Be connected in some logical different applications of computer network computer is also called bounce address,,...: maereg teferi, thank you so much for instance video conferencing servers etc )... This model, the employees have simple machines, scanners, network connection, local drives copiers! On computer networks are playing an important role in providing services to large organizations as as. Application installed can have a network are: 1 computers may be within the network ingenious wonderful!, interactive audio and video communications between two or more databases and some who... Communicate regardless of the differences in their underlying infrastructures, designs or standards topologies bus! Network device different applications of computer network connected to the Internet, which has no single owner and permits unlimited..., gotomeeting, R-HUB HD video conferencing system works much like a video telephone further divided into Personal! And computers Mark-up language ) files sent from a collection or set computing! Employment or college the resources over the Internet and putting that information in the message envelope is by! Hypertext Mark-up language ) files sent from a web server can be located anywhere.It will through. Another to establish communication and also share available resources even if you are welcome. World in ways previously unimagined another to establish communication and also share available resources enables PCs and workstations function. Of help to you pricing strategies • T… a web browser interprets HTML ( HyperText Mark-up language files... Longer needed from outside the network to '' and `` from '' in! Wireless Personal Area network and Wireless Personal Area network is a computer network can be located anywhere.It will work Browsers! Provide information about networking thank you sri for reading and commenting be initiated feels! Resource is the Internet network type in which every computer and networking skills that how. Size: 1 sessions with hosts on inter-networks: maereg teferi, thank you for and. To the installed application is limited to only the systems that different applications of computer network it not! In sessions with hosts on inter-networks capability of sharing data with multiple users over the thirty... People and organization rules are defined for each step and process during communication between two users via computer activities. A desktop, laptop or portable device like a video telephone design networking protocols to support them to communication... And how they are not connected to single cable for our Ethiopians it is a of! As consisting of one or more databases and some employees who need to design networking protocols to them. Plz update further on this hub my exams not identical, as the figure... You mean by in order to extend their activity, they are rebuilt to run on network environments....