How can injection attacks be prevented? Check all that apply

Some of the first computer games were created in the early 1970s by college students experimenting after hours to see what the were capable of doing.

How do we use the sumif formula (when dealing with different formats) ?

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