Which of the following is true about variables in JavaScript? A) A global variable at the top of a web page is accessible on all web pages in the web site. B) A variable declared inside a function is not accessible outside the scope of the function. C) The same variable name cannot be used inside different functions. D) A local variable will still be usable after the function where it is defined completes.
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Which of the following is true about variables in JavaScript?
A) A global variable at the top of a web page is accessible on all web pages in the web site.
B) A variable declared inside a function is not accessible outside the scope of the function.
C) The same variable name cannot be used inside different functions.
D) A local variable will still be usable after the function where it is defined completes.
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- Consider the function definition below, what is the html output?function displayMessage(message) { document.write("<pre> Message was: " + message);}displayMesage("Hello world!");Which operation involving vector t requires a period be added in front of an operator to avoid an error: C = 5*exp(-2*t) C = exp(-t)*cos(t) C = 3 + t/6 C = sqrt(2)/2*t Which one of the following windows is NOT part of the default layout in Matlab? Current Folder Editor Command Command History WorkspaceCreate a JavaScript Arrow function that meets the following requirements: • Authored using arrow expression syntax (constant name is _replaceCharacter) • The function is passed 1 string argument • The function returns to the caller a new version of source string where: o All character occurrences that match the first character are replaced with ‘*’ o The function is case sensitive (for example ‘a’ != ‘A’) o The first character is never replaced (only subsequent characters after the first) • Console log output is NOT permitted. • The function should pass each of the illustrated examples below at a minimum
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- Given 4 numbers(passed in as parameters) write a function that returns the average ofthese numbers please write this with a function in java form example function.somthing() and make an html file of the version as well pleaseAnswer the given question with a proper explanation and step-by-step solution. Write a function called isStrongPassword() in script.js that has a single password parameter. The function should return true only if all the following conditions are true: The password is at least 8 characters long. The password does not contain the string "password". Hint: Use indexOf() to search for "password". The password contains at least one uppercase character. Hint: Call the string method charCodeAt(index) to get the Unicode value of each character in the password. If a character code is between 65 and 90 (the Unicode values for A and Z), then an uppercase character is found. If any of the above conditions are false, isStrongPassword() should return false. Below are example calls to isStrongPassword(): isStrongPassword("Qwerty"); // false - Too short isStrongPassword("passwordQwerty") // false - Contains "password" isStrongPassword("qwerty123") // false - No uppercase characters…I'm receiving this error "Uncaught ReferenceError: IXIC is not defined" for my Javascript code. I've defined the global variables "httpRequest" and "entry" before the functions however only the value for "entry" is getting an error. My code below (the assignment is to fetch market information for a stock based on a stock symbol that a user specifies): "use strict"; var httpRequest = false; var entry = IXIC; function getRequestObject () { try { httpRequest = new XMLHttpRequest (); } catch (requestError) { return false; } return httpRequest; } function stopSubmission(evt) { if (evt.preventDefault) { evt.preventDefault (); } else { evt.returnValue = false; } getQuote (); } function getQuote () { if (document.getElementsByTagName ("input")[0].value) { entry = document.getElementsByTagName ("input")[0].value; } if (!httpRequest) { httpRequest = getRequestObject(); } httpRequest.abort(); httpRequest.open ("get",…