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

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Lpi 030-100 Exam Syllabus Topics:

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

Question 1

What is the purpose of web sockets in the context of HTTP?

A. To increase the loading time of web pages
B. To enable real-time bidirectional communication between client and server
C. To render graphical content in the browser
D. To store large files on the server

Question 2

In Express.js, how do you send a static file as a response to a client request?

A. res.render(filepath)
B. res.redirect(filepath)
C. res.static(filepath)
D. res.sendFile(filepath)

Question 3

Which of these statements about SQL is true? (Choose two)

A. SQL can query a database and retrieve information stored in it.
B. SQL is case-sensitive when it comes to commands and table names.
C. SQL can insert, update, or delete records in a database.
D. SQL is a programming language primarily used for creating websites.

Question 4

What is the correct syntax for a CSS rule?

A. { selector : property = value; }
B. selector { property : value }
C. selector { property = value; }
D. selector -> { property : value; }

Question 5

What distinguishes an application server from a web server?

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

Solutions: