QUESTION 15 Consider the statements below: String a = "History of the "; String b = "New York Times, "; String c = "1851-2020"; Which of the statements below will create the String r1 = "History of the New York Times, 1851-2020"? a. String r1 = a.concat(b.concat(c)); b. String r1 = c.concat(b.concat(a)); c. String rl = b.concat(c.concat(a)); d. String r1 = c.concat(c.concat(b));
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- 1. int i1; what is the value of int1? a. 0 b. null c. can not tell from the info given 2. Temporarily changing one data type to another is known as ________________. a. typecasting b. intimidation c. constructing d. variable castingWhich of the following properties is represented below?t = u + v u = 9 and v = 10 Therefore, t = 9 + 10 = 19 __________________________Use the given code snippet to answer the following questions. <style> :root { --blue: #1e90ft: } </style> Which inline style applies the blue defined at the root level? <p style =”color: var(blue);”> This sentence in custom </p> <p style “color: --blue;”> This sentence in custom </p> <p style “color: blue;”> This sentence in custom </p> <p style “color: var (--blue);”> This sentence in custom </p>
- 44- Which of the following literals is an example of a "truthy" value? Ensure that you select the answer which also includes a correct explanation. a. 0, because only negative integers are considered falsy. b. -1, because any integer that is not zero is considered truthy. c. 0, because 0 is the only truthy integer. d. -1, because -1 is the only falsy integer.3. Which among the following shows a valid use of the Direction enumeration as a parameter to the moveCharacter function? Select al that apply. enum Direction { case north, south, west, east}func moveCharacter(x: Int, y: Int, facing: Direction) {// code here} moveCharacter(x: 0, y: 0, facing: .southwest) moveCharacter(x: 0, y: 0, facing: Direction.north) moveCharacter(x: 0, y: 0, facing: .south) moveCharacter(x: 0, y: 0, facing: Direction.northeast)Which of the following declarations does not follow the Java conventions? Select 4 correct answer(s) a) double costValue; b) double costvalue; c) public class Areacalculator{ d) int FirstGrade; e) public class AreaCalculatorFinder{ f) String MyFirstName;
- C++ enum Major {COMPUTER_SCIENCE, COMPUTER_SECURITY_INFO_ASSURANCE, CYBER_SECURITY, ELECTRICAL_ENGINEERING, OTHER}; struct Name { string first; string last; char middleInitial; }; struct StudentRecord { Name studentName; Major major; string email; }; StudentRecord student12; Suppose you are student12. Show the C++ statements used to fill in all of your information for your StudentRecord. Show how would you assign the third letter from the email field to a local char variable called myChar.This is my question and assignemnt. Any and all help would be great! Create a PHP file named User.php. Create a class User with two attributes: $username (containing username) and $roles (containing a string array of roles such as admin or customer). Create a constructor that accepts a string username. Assign the username to the username attribute. Code example: $this->username = $username; Assign the role of 'admin' to the roles attribute. Code example: $this->roles = array('admin'); Create a function to retrieving user roles. Name it getRoles() that returns the $roles object. Do a test Create a new User and insert a username. Code example: $user = new User('groot'); Retrieve the roles from the user and print_r the content. Code example: $roles = $user->getRoles() and print_r($roles);Which of the following statements creates a tuple?a. values = [1, 2, 3, 4]b. values = {1, 2, 3, 4}c. values = (1)d. values = (1,)
- A. You have retrieved the query string "phone=%28802%29%20555-4781" and saved it in the variable phoneField. Which statement can you use to convert the string value of this variable to "phone=(802) 555-4781"? a. phoneField = phoneField.split(/&/g); b. phoneField = location.search(phoneField); c. phoneField = phoneField.replace(/\+/g, " "); d. phoneField = decodeURIComponent(phoneField); B. Suppose you need to save a string that contains spaces and punctuation marks to a cookie as a data value. If you have assigned the string to the variable tagLine, what statement should you include in your code before the one creating the cookie? a. document.cookie = "tag line=" + tagLine; b. let tagLine2 = setItem("tag line", tagLine); c. let tagLine2 = encodeURIComponent(tagLine); d. let tagLine2 = decodeURIComponent(tagLine);Can you help debug my Java program? Attached is a screenshot of my code. Here are my bugs: i cannot be resolved to a variable (line 27)i cannot be resolved to a variable (line 28)n cannot be resolved to a variable (line 27)Scan cannot be resolved (line 15, 19)Syntax error, insert ; to complete statement (line 19)Syntax error, insert “.class” (line 28)The left hand side of an assignment must be a variable (line 27)The method char(at)int is undefined (line 19)This method requires a body (line 24)Void methods cannot return a value (line 31)Which of the following techniques can be used in the process of converting a keyword into its base form? N-grams CountVectorizer Lemmatization Cosine Similarity