Quiz
#1What is the return type of this function?
          function multiply(a: number, b: number = 2) {
  return a * b;
}
        #2What will TypeScript infer the type of name to be in the following function?
          function greet(name) {
  console.log(`Hello, ${name}!`);
}
        #3Given the following code, what will TypeScript infer as the type of result?
          let isEven = true;
let result = isEven ? 42 : "hello";
        #4What type will TypeScript infer for this variable?
          const x = 5;
        