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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 primary purpose of an API in web development?

A. To encrypt data transmissions
B. To increase the processing speed of the application
C. To enable communication between different software components
D. To provide a graphical interface for users

Question 2

Which of the following are true about Cross-Site Request Forgery (CSRF)? (Choose two)

A. It can be mitigated by using same-origin policy.
B. It is an attack that forces an end user to execute unwanted actions on a web application.
C. It involves the execution of malicious scripts in a user's browser.
D. It is exclusively a server-side vulnerability.

Question 3

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

A. To specify the join conditions between tables
B. To group rows that have the same values in specified columns
C. To sort the result set in ascending or descending order
D. To restrict the number of rows returned by a query

Question 4

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

A. margin controls the space outside an element, while padding controls the space inside.
B. margin controls the space inside an element, while padding controls the space outside.
C. margin and padding have no differences.
D. padding is used for text alignment, whereas margin is used for element positioning.

Question 5

What is the purpose of meta tags in an HTML document?

A. To provide metadata about the HTML document
B. To link external JavaScript files
C. To define the main content of the page
D. To add interactive elements to the page

Solutions: