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Lpi 030-100 Exam Syllabus Topics:

Lpi Linux Professional Institute Web Development Essentials Exam 030 Sample Questions:

1. What is the primary purpose of using EJS in an Express.js application?

A) To manage database connection
B) To allow server-side rendering of HTML with embedded JavaScript
C) To serve static files efficiently
D) To handle HTTP POST requests

2. What is the primary role of the WHERE clause in an SQL query?

A) To specify which table to select or delete data from
B) To limit the number of returned records
C) To define the conditions that must be met for rows to be included in the result set
D) To join multiple tables

3. Which of the following is a best practice to prevent SQL injection in NodeJS?

A) Using regular expressions to sanitize input
B) Employing prepared statements or parameterized queries
C) Concatenating user inputs directly into SQL queries
D) Storing database credentials in the code

4. Which of the following are block-level elements in HTML? (Choose two)

A) <span>
B) <img>
C) <p>
D) <div>

5. In NodeJS, how do you typically retrieve data from a MySQL database?

A) Through direct file reading methods
B) Using the fetch API
C) By executing a SELECT query with the mysql module
D) Using the http.get method

Solutions: