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).
There are a number of advantages to having the WiFi connection built in: 1  Bigger, better antenna built into cars gives you a stronger and more consistent signal than using your smartphone as a hotspot. 2  Allows you to connect multiple devices without sacrificing speed.