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Lpi Linux Professional Institute Web Development Essentials Exam 030 Sample Questions:
1. What does 'CSS Grid Layout' provide?
A) A framework for positioning elements in a grid-based layout system
B) A method for changing the color of the elements
C) A built-in spellchecker for text content
D) A plugin for adding multimedia content
2. In SQL, what is the function of the LIMIT clause?
A) To sort the result set in ascending or descending order
B) To restrict the number of rows returned by a query
C) To specify the join conditions between tables
D) To group rows that have the same values in specified columns
3. What is the purpose of using em or rem units in CSS?
A) To define colors
B) To specify the opacity of an element
C) To create fixed-size layouts
D) To provide relative sizing based on current or root element's font size
4. What is the fundamental difference between relational and non-relational (NoSQL) databases?
A) Relational databases are only used in web development
B) Non-relational databases do not use SQL for querying
C) Relational databases are based on table structures, while non-relational databases are not
D) Non-relational databases are not capable of storing large amounts of data
5. Which are commonly used HTTP servers? (Choose two)
A) Apache HTTP Server
B) Nginx
C) Adobe Photoshop
D) Microsoft Excel
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: B | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: A,B |



