After you instantiate an XMLHttpRequest object, you use the ____ method with the instantiated XMLHttpRequest object to specify the request method (such as GET or POST) and URL.
A. alive()
B. create()
C. instantiate()
D. open()
Answer: D
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Write a program that produces a GUI with the functionality and look of a handheld calculator. Your calculator should allow for addition, subtraction, multiplication, and division. It should allow you to save and later recall two different values. Use the program in Listing 13.13 as a model. If you have not studied Listing 13.13, use Listing 13.12 as a model.
It may take some trial and error to get the additional buttons to fit into the window and look nice. If all the buttons do not show up, try resizing the window.
Create a secret message by encoding each character of a string into a number using ord. For each character in the message, print the rod of that character.
Note: The word “rod” is a typo, it should be “ord”
To refer to a particular location or element in the array, we specify the name of the array and the ________ of the particular element in the array.
a) contents b) size c) position number d) type
To connect to the Internet in a home network, use a router.?
Answer the following statement true (T) or false (F)