Which type of chart or graph uses vertical bars to compare data? Column chart
Line graph
Pie chart
Scatter chart

What are the three uses of a screw?

What is wi-fi infrastructure? a metropolitan area network that uses radio signals to transmit and receive data a communications technology aimed at providing high-speed wireless data over metropolitan area networks a means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves includes the inner workings of a wi-fi service or utility, including the signal transmitters, towers, or poles and additional equipment required to send out a wi-fi signal

Take a critical look at three gui applications you have used—for example, a spreadsheet, a word-processing program, and a game. describe how well each conforms to the gui design guidelines listed in this chapter.