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

  • Exam Code: Lpi
  • Exam Name: Linux Professional Institute Web Development Essentials Exam 030
  • Updated: Aug 01, 2026
  • Q & A: 85 Questions and Answers

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Lpi 030-100 Exam Syllabus Topics:
SectionObjectives
CSS Fundamentals- Styling Basics
  • 1. Box model concept
    • 2. Selectors and specificity
      - Layout and Responsive Design
      • 1. Responsive design principles
        • 2. Flexbox and grid basics
          Web Development Fundamentals- Web Technologies Overview
          • 1. Frontend vs backend roles
            • 2. Static vs dynamic websites
              - Internet and Web Concepts
              • 1. How the web works (client-server model)
                • 2. URLs, domains, and DNS basics
                  • 3. HTTP/HTTPS fundamentals
                    HTML Essentials- HTML Structure
                    • 1. Common HTML tags and attributes
                      • 2. Document structure and semantics
                        - Forms and Inputs
                        • 1. Client-side validation basics
                          • 2. Form elements and input types
                            Web Best Practices- Accessibility and Usability
                            • 1. User experience fundamentals
                              • 2. Basic accessibility principles (a11y)
                                - Performance and Security Basics
                                • 1. Basic performance optimization concepts
                                  • 2. Intro to web security awareness
                                    JavaScript Basics- DOM Interaction
                                    • 1. DOM selection and manipulation
                                      • 2. Event handling basics
                                        - Core Concepts
                                        • 1. Variables, data types, and operators
                                          • 2. Functions and control flow
                                            Lpi Linux Professional Institute Web Development Essentials Exam 030 Sample Questions:

                                            1. What is the primary purpose of HTTP cookies?

                                            A) To store data on the client's machine for state management
                                            B) To encrypt data transmissions
                                            C) To provide a user interface
                                            D) To increase network bandwidth efficiency


                                            2. Which CSS property is used to control the visibility of an element?

                                            A) view
                                            B) opacity
                                            C) visibility
                                            D) display


                                            3. To update data in a table, which SQL command should be used?

                                            A) CHANGE
                                            B) ALTER
                                            C) MODIFY
                                            D) UPDATE


                                            4. In HTML, which attribute is used to link to an external CSS file?

                                            A) src
                                            B) href
                                            C) type
                                            D) rel


                                            5. Which of the following are roles of web browsers? (Choose two)

                                            A) Hosting web applications
                                            B) Compiling high-level code into machine code
                                            C) Executing JavaScript code
                                            D) Storing cookies for user authentication


                                            Solutions:

                                            Question # 1
                                            Answer: A
                                            Question # 2
                                            Answer: C,D
                                            Question # 3
                                            Answer: D
                                            Question # 4
                                            Answer: B
                                            Question # 5
                                            Answer: C,D

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