If no file is available for a particular dialog box, then, when you press the f1 key, the opens. a. internet b. main window c. error message d. log-off screen

7. the cullerton park district holds a mini-olympics each summer. create a class named participant with fields for a name, age, and street address. include a constructor that assigns parameter values to each field and a tostring() method that returns a string containing all the values. also include an equals() method that determines two participants are equal if they have the same values in all three fields. create an application with two arrays of at least eight participants each—one holds participants in the mini-marathon, and the other holds participants in the diving competition. prompt the user for participant values. after the data values are entered, display values for participants who are in both events. save the files as participant.java and twoeventparticipants.java.

Which of the following describes the operating system? a. it commands and controls all of the hardware and other software applications b. it contains the circuitry that processes the information coming into the computer c. it is one of the physical components of the computer d. it can be divided into two categories: input and output

What the heck is a motherboard and why is my computer not working when i take it out