About Outlook data files. When Outlook saves items to your computer, it uses a type of data file called an Outlook Personal Folders file (.pst). If you are using a Microsoft Exchange Server account, your items are usually delivered to and saved on the mail server.
Wireless Networking (Wi-Fi) â Advantages and Disadvantages to wireless networking. The popularity of wireless LANs is a testament primarily to their convenience, cost efficiency, and ease of integration with other networks and network components.The majority of computers sold to consumers today come equipped with all necessary wireless LAN technology. Initial setup of an infrastructure-based wireless network requires little more than a single access point. Wired networks, on the other hand, have the additional cost and complexity of actual physical cables being run to numerous locations (which can even be impossible for hard-to-reach locations within a building).
Advantages of connecting a router to another router: 1  You may have a very large home and single unit might not be powerful to send the wireless signal all over. 2  In this case you can add second unit to increase the wi-fi signal also increase the number of Ethernet ports to connect the wired devices. In this case you can add second unit to increase the wi-fi signal also increase the number of Ethernet ports to connect the wired devices. 2  You may have a wired network and want to add some new wi-fi devices to it. 3  In this case you can add wireless access point to get wi-fi signal.