Computer network • Computer network is an interconnected collection of autonomous computers. • Two computers are said to be interconnected if they are able to exchange information. Types of networks • Computer networks can be categorized by their size as well as their purpose. o PAN: Personal Area Network o LAN: Local Area Network o WAN: Wide Area Network o MAN: Metropolitan Area Network o SAN: Storage Area Network o CAN: Campus Area Network o WLAN: Wireless Local Area Network PAN- Personal Area Network
Asad Amir (06348447) ELEC 471 – Computer Network Assignment # 1 Monday Sept. 28, 2015 1) In a simplex operation, the network cable or communication channel can only provide information in one given direction. An example of this would be a type of satellite internet access that provides data over the satellite only for downloads, and the dial up modem is used to upload to the service provider. In this case both the satellite link and the dial-up are operating in simplex mode. In a half-duplex operation
A Local Area Network (LAN) is a computer network that to connects computer within a limited space such as a home, office building and school laboratory to using the network media. Many personal computer (PC) can be connected to internet to share the information to other users. Most of the LAN are using Ethernet to connect together. 1.2 Definition of LAN The defining characteristics of LANs, in contrast with Wide Area Network (WAN) is LAN using in a small area but WAN can use in a place which bigger
company gets the advantage of their expertise and company knowledge over time. Staffers work with others in their field, which allows for knowledge sharing and lateral job moves to learn new skills. Disadvantages The functional structure also has some disadvantages, including: Functional areas may have difficulties working with other functional areas. There is often a perception that they are competing with other functional areas for resources and a lack of understanding of what other areas do for the
1. Wireless LAN: Wireless LAN (WLAN) stands for wireless local area network also referred as LAWN. LAWN stands for local area wireless network, is one in which user can connect to a local area network through a wireless connection using radio signals. This LAN provides wireless communication over a short distance area using radio or infrared signals. This can be build using any different wireless network protocols, most commonly either Wi-Fi or Bluetooth. The pros and cons of wireless LAN is as following
The railroads played a important role in the economic and social development of the United States for about 100 years. The rail transport infrastructure gives impact to the community at the local area. The development of railroads can increase the employment opportunities at the local area. For example, at the Michigan, costs of the railroads construction about $10,000,000 and will affect to the creation of new jobs that estimated 90 to 140 jobs. These development provides benefit to community because
banking sectors too are results of MNC’s advantages in developing nations. Malaysia’s banking sector’s growth is due to considerable contribution of MNC. At present there are over 16 MNCs operating in Malaysia with 30 more MNC banks that placed representative offices in Kuala Lumpur (Elvira & Davila, 2007). MNC banks created more than 10000 employment opportunities for the locals. With effective staff trainings that MNC offer, MNC banks outnumber local banks’ performance in productivity and asset
infrastructure. Nowadays, in such a highly competitive environment especially urban area, traditional procurement methods of construction materials
Ireland. Mostly online e-commerce sell their products worldwide, such as eBay, however this case online trading will allow ASDA to cover customers nationally. Another advantage of online shopping is that ASDA’s would be able to target disabled customers who can't access brick stores or those who don't have time to visit the local supermarket. This also helps ASDA's increase their customers as the customers’ needs are being met. On other hand ASDA's has to be competitive as its competing with other
Disadvantage 1) Can be damaged by external users by hacking. TYPES OF SCADA SYSTEMS 1) Early or Monolithic SCADA systems The first SCADA systems held all operations in one, usually a mainframe, computer