NETWORK Computer Network also called Network is a group of computers and other devices connected to each other to share resources electronically. Networks can be as small as two computers or many thousand computers that are connected to one another. These computers are usually connected to one another through wires‚ satellite‚ and modems. Each device connected to the network is called a “node”‚ and the computer that is connected to the network is called a workstation. There are several ways
Premium Computer network Network topology
Principle of wireless network system The principle of wireless network system needs the tool to transmit and expand the signal or we call “Access Point” and it has PC Card. It is a LAN Card that use to connect to Access Point. It also use radio wave to transmit & expand the signal. It use frequency from 2.4 to 2.4897 GHz and it can choose the config in wireless lan. The distance of wireless connection Indoor 1) 50 meters able to speed about 1.1 Mbps 2) 80 meters able to speed about 5.5
Premium Wi-Fi Wireless network Wireless LAN
Social Networks Adrian Moses Felan INF 103 Computer Literacy Dr. Mark Zecca 12/22/14 Social Networks Social Networks used to not have the same meaning as they do today. They have always been a social structure made up of individuals‚ made up of their interactions and personal relationships. From the sewing circles of yesteryear‚ to the fixation we have with our digital social life‚ social networks have taken on a new form in the 21st century‚ and have begun to impact our lives in many ways. Our
Premium Social network service Facebook
Network Security Some DoS attacks can be avoided by applying vendor patches to the software that has been compromised. Another way to deal with DoS attacks in the case of an attack coming from a number of known IP addresses is to put up a rule to drop all incoming traffic from those known attackers. Yet another way to deal with these types of attacks is to set up packet filters. This will act as a proxy for connections. Once the handshake is validated it will be forwarded to the correct destination
Premium IP address
in the protection of assets. No computer system or network achieves perfect security; even a system switched off with its hard drive removed sunken in a lead case in the bottom of a deep pool in an underground facility lacks security‚ as it guarantees integrity and confidentiality but completely sacrifices availability. As a security professional‚ you must understand the risks a network faces; you must‚ in essence‚ know how to bring the network down‚ to steal the data you want‚ and to falsify important
Premium .hack Identity theft Computer security
Tyra Gilliard ENG 101 Professor Bolton March 11‚ 2013 Society and Social Networks Hal Niedzviecki’s essay‚ “Facebook in a Crowd‚” emphasizes the difference between acquiring social network friends and acquiring real friends. When Niedzviecki logged on to Facebook‚ he realized he was close to having 700 online “friends” (958). But being that he didn’t know them personally like he knew his previous friends‚ he decided to have a Facebook party. After tabulating the responses‚ 15 people said they
Free Sociology Social network
Jenna Wortham is the author of the article named ‘Employers Use Social Networks to Check Applicants’. She is a technology reporter for The New York Times and this article was published on August 2009 at New York City. In this article she talks about how employers use social network like Facebook to check out references of the people that they might hire. She says that ‘Facebook is the most popular online destination for employers followed by LinkedIn’ (Wortham‚ 97). The main point that she tells
Free New York City United States Facebook
The Advantages Of Social Networking Nowadays‚ social network plays an important role in human life. With the major improvement in sciences and technology development‚ the social network has gained popularity amongst the people especially teenagers in the 21st century. Social networking is defined as the connection with friends‚ family‚ classmates‚ customers and clients with the use of internet-based social media programs (Investopedia‚ 2013). The social networking site consists of Twitter‚ Facebook
Premium Social network service Facebook Social network aggregation
Abstract In telecommunication systems‚ a generic access network (GAN) is used by cellular device users to connect and interact with other types of communication devices. GAN protocols primarily evolved for wireless communication systems‚ allowing mobile phones to perform functions seamlessly between wireless local area networks (WLANs) and wide area networks (WANs) without interrupting the communication session. Modern GAN technology permits a subscriber to interact via voice‚ data‚ IP multimedia
Free Mobile phone GSM Wi-Fi
Bus Topology Bus networks (not to be confused with the system bus of a computer) use a common backbone to connect all devices. A single cable‚ the backbone functions as a shared communication medium that devices attach or tap into with an interface connector. A device wanting to communicate with another device on the network sends a broadcast message onto the wire that all other devices see‚ but only the intended recipient actually accepts and processes the message. Ethernet bus topologies are
Premium Network topology