1In JavaScript, which of the following values are evaluated as false in a boolean context? (Select all that apply)
2What is the resulting value of the JavaScript expression: '$' + ("5" - "4")?
3Consider the following code: var sum = 0; function add_t() { var sum = sum + 20; } add_t(); What is the value of the global variable 'sum' after execution?
4According to HTTP/1.1 specifications covered in the exam, which of the following methods are valid? (Select all that apply)
5Which MIME type definitions are considered correct according to the course materials? (Select all that apply)
6What is the correct HTML syntax for linking an external stylesheet named 'mystyle.css'?
7Who is credited with being the inventor of HTML?
8In Node.js, what is the command used to initialize a new project and create a default 'package.json' file?
9In an Express.js route defined as app.get("/updatestudent/:id", ...), how do you access the value of 'id' within the callback function?
10When using the mysql2 library in Node.js, what character is typically used as a placeholder in SQL queries to prevent SQL injection?
