030-100 Web Development Essentials Exam Free Dumps

dumps2024-09-28T15:38:55+08:00

To earn Linux Professional Institute Web Development Essentials certification, you must pass the 030-100 exam. There are 40 questions in the real 030-100 exam, and you have 60 minutes to finish the test. The available languages are English and Japanese. There are no prerequisites for the 030-100 exam. Anyone can take the test. We have cracked the latest Web Development Essentials 030-100 exam dumps, your preparation material. Free Web Development Essentials 030-100 exam dumps are available below.

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1. In the context of web content, how do static and dynamic content differ?

Static content is served from a database, while dynamic content is served from a file system.

Static content is the same for all users, while dynamic content can change based on user interaction.

Static content is used for web applications, while dynamic content is used for websites.

Static content is cached by the browser, while dynamic content is not.

2. Which CSS property is used to specify the stacking order of positioned elements?

position

display

z-index

align-items

3. Which of the following are true about compilers and interpreters? (Choose two)

Compilers convert source code into machine code before runtime.

Interpreters execute the source code line by line during runtime.

Compilers are used to enhance the security of a source code.

Interpreters translate the entire program at once and then execute it.

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

src

href

rel

type

5. In Express.js, how are EJS templates rendered?

res.send(templateName, data)

res.render(templateName, data)

res.ejs(templateName, data)

res.template(templateName, data)

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

Executing JavaScript code

Storing cookies for user authentication

Hosting web applications

Compiling high-level code into machine code

7. Which of the following file formats supports transparency?

JPEG

PNG

SVG

Both PNG and SVG

8. What is the primary purpose of an API in web development?

To increase the processing speed of the application

To enable communication between different software components

To encrypt data transmissions

To provide a graphical interface for users

9. What is the primary role of HTTPS and TLS in web communications?

To compress data to reduce bandwidth usage

To secure communications between client and server

To increase the speed of data transfer

To convert static content to dynamic content

10. In the context of web application architecture, what is the primary function of a web server?

To store client data persistently

To host web applications and handle HTTP requests

To render web pages on the client side

To provide dynamic IP addressing for clients

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11. When adding an image to an HTML document, which attribute is essential for accessibility?

src

alt

title

href

12. Which HTTP status codes indicate success and client error? (Choose two)

200

404

500

302

13. In CSS, what is the difference between the margin and padding properties?

margin controls the space inside an element, while padding controls the space outside.

margin and padding have no differences.

margin controls the space outside an element, while padding controls the space inside.

padding is used for text alignment, whereas margin is used for element positioning.

14. In Node.js, which function is used to include built-in modules?

include()

require()

import()

getModule()

15. What is the correct syntax for a CSS rule?

selector { property = value; }

selector { property : value }

selector -> { property : value; }

{ selector : property = value; }

16. Which units are commonly used in CSS for responsive design? (Choose two)

Pixels (px)

Centimeters (cm)

Relative units (em, rem, vw, vh)

Kilograms (kg)

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

To add media content like video and audio

To create different styles for different media types and screen sizes

To query and retrieve media files from the server

To automatically play media files on a webpage

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

display

visibility

opacity

view

19. How do you execute an SQL query in a NodeJS application?

Using the execute() method of the database connection object

With the runQuery() function

By invoking the sql.execute() function

Using the query() method of the database connection object

20. What is the purpose of the position property in CSS?

To specify how text is aligned within an element

To determine the method of positioning for an element

To create animated effects

To define the border style of an element

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

To specify which table to select or delete data from

To define the conditions that must be met for rows to be included in the result set

To join multiple tables

To limit the number of returned records

22. For embedding audio files in HTML, which of the following elements is appropriate?

<img>

<audio>

<video>

23. What is the primary role of HTML in web development?

To create the structure and content of a web page

To style and layout web pages

To add dynamic functionalities to web pages

To manage the database of a website

24. In SQL, what is the function of the LIMIT clause?

To restrict the number of rows returned by a query

To specify the join conditions between tables

To sort the result set in ascending or descending order

To group rows that have the same values in specified columns

25. Which of these are commonly used open source database management systems? (Choose two)

Microsoft SQL Server

Oracle Database

MySQL

PostgreSQL

030-100 Web Development Essentials Exam Free Dumps

030-100 Web Development Essentials Exam Free Dumps

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