Lpi 030-100 test insides dumps : Linux Professional Institute Web Development Essentials Exam 030

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Lpi 030-100 Exam Syllabus Topics:

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

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

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

2. In CSS, what are media queries primarily used for?

A) To query and retrieve media files from the server
B) To create different styles for different media types and screen sizes
C) To add media content like video and audio
D) To automatically play media files on a webpage

3. What distinguishes an application server from a web server?

A) An application server can only handle HTTP requests
B) An application server provides business logic for an application
C) An application server is responsible for handling database queries
D) An application server only serves static content

4. What is the function of character encoding in HTML?

A) To compress the HTML document
B) To specify the document's language
C) To add special effects to text
D) To define the character set used for the document, such as UTF-8

5. 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 join multiple tables
C) To limit the number of returned records
D) To define the conditions that must be met for rows to be included in the result set

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