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Lpi 030-100 Exam Syllabus Topics:

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

Question 1

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

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

Question 2

What is the fundamental difference between relational and non-relational (NoSQL) databases?

A. Relational databases are based on table structures, while non-relational databases are not
B. Relational databases are only used in web development
C. Non-relational databases are not capable of storing large amounts of data
D. Non-relational databases do not use SQL for querying

Question 3

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

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

Question 4

What is the purpose of using em or rem units in CSS?

A. To provide relative sizing based on current or root element's font size
B. To specify the opacity of an element
C. To define colors
D. To create fixed-size layouts

Question 5

What is a primary key in an SQL database?

A. The highest value in a table
B. A password to access the database
C. The main field used for joining tables
D. A unique identifier for each row in a table

Solutions: