explained and used chrome console for alert and prompt function

Author: zakiaao-tech

Sprint-2/4-stretch-explore/chrome.md

@@ -8,8 +8,17 @@ Let's try an example.
 In the Chrome console, invoke the function `alert` with one argument, the string `"Hello world!"`;
 
 What effect does calling the `alert` function have?
+alert is a function name and we are storing Hello world! as the argument. alert then alerts the screen with a banner with chrome url that says "Hello world!"
 
 Now try invoking the function `prompt` with a string input of `"What is your name?"` - store the return value of your call to `prompt` in an variable called `myName`.
 
+when using prompt and input the argument "what is your name?" and press enter we get a text box where it asks for your name(because of the variable) and a cancel and ok button. you input the question, the function is what prompt() gives back and that is the return value.
+
 What effect does calling the `prompt` function have?
+
+the prompt function displays a pop-up input box asking "what is your name?" prompt asks a question and users give an input and the prompt then returns that input.
+
+
 What is the return value of `prompt`?
+
+we need to create a variable first ' const myName = prompt ("what is your name?"); that stores the returned value in the variable.