Download sql script file lazy-hacker. sql. connect as a user csit115 and process the script file. processing of the script simulates an activity of a lazy hacker who performs pretty random deletions, insertions, updates on a relational table order_detail. no report is expected from the implementation of the steps listed above. due to the modifications performed by a hacker a relational table order_detail has been corrupted. your task is to find all insertions, updates, and deletions performed on the original contents of a relational table order_detail and then to restore the original contents from a backup taken earlier. download a file solution2.sql and insert into the file the implementations of the following actions.

Local area networks use many of the same network technologies and the internet, only on a smaller scale. devices that access lans are equipped with a network interface that contains circuitry for wireless or wired connections. devices also have a physical address, in addition to the ip addresses acquired from a dhcp server. the most popular wired technology is . the most popular wireless technology is , which can be configured as a(n) or star topology. setting up a lan and configuring its router is fairly easy. the first step is to change the standard to one that is secure. next, create a(n) that uniquely identifies the network by name. it is also important to activate wireless to prevent wireless signals from being intercepted during transmission. a limited-access network can be created for visitors to use. by activating , the router will be able to assign ip addresses to each device that joins the network. to connect to a secure lan that is protected by encryption, an encryption , or password, is required. lans can be used to access data collected by iot devices and the networks that tie these devices together. technologies such as rfid, nfc, bluetooth smart, zigbee, and z-wave offer -power links, essential for battery-powered devices that can’t expend excess amounts of energy transmitting data.