LPI 030-100 問題練習

Question No : 1
What are essential features of source code editors and Integrated Development Environments (IDEs)? (Choose two)

• A.Ability to compile and execute code
• B.Built-in web browser for testing web applications
• C.Syntax highlighting and code completion
• D.Network monitoring for security analysis

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Question No : 2
How are HTTP URLs typically mapped to file system paths on a web server?

• A.Through the server's firewall settings
• B.By using the Domain Name System (DNS)
• C.According to the server's directory structure and configuration files
• D.By encrypting the URL into a file path

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Question No : 3
How are comments added in CSS?

• A.// This is a comment
• B.<!-- This is a comment -->
• C./* This is a comment */
• D.# This is a comment

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Question No : 4
What is the main purpose of WebAssembly in the context of web application development?

• A.To increase the execution speed of client-side scripts
• B.To create complex SQL queries
• C.To manage server-side databases
• D.To handle email services in web applications

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Question No : 5
What distinguishes an application server from a web server?

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

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Question No : 6
Which of these are commonly used open source database management systems? (Choose two)

• A.Microsoft SQL Server
• B.Oracle Database
• C.MySQL
• D.PostgreSQL

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Question No : 7
In SQL, what is the function of the LIMIT clause?

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

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Question No : 8
What is the primary role of HTML in web development?

• A.To create the structure and content of a web page
• B.To style and layout web pages
• C.To add dynamic functionalities to web pages
• D.To manage the database of a website

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Question No : 9
For embedding audio files in HTML, which of the following elements is appropriate?

• A.<img>
• B.<audio>
• C.<video>
• D.<iframe>

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Question No : 10
What is the primary role of the WHERE clause in an SQL query?

• A.To specify which table to select or delete data from
• B.To define the conditions that must be met for rows to be included in the result set
• C.To join multiple tables
• D.To limit the number of returned records

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Question No : 11
What is the purpose of the position property in CSS?

• A.To specify how text is aligned within an element
• B.To determine the method of positioning for an element
• C.To create animated effects
• D.To define the border style of an element

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Question No : 12
How do you execute an SQL query in a NodeJS application?

• A.Using the execute() method of the database connection object
• B.With the runQuery() function
• C.By invoking the sql.execute() function
• D.Using the query() method of the database connection object

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Question No : 13
Which CSS property is used to control the visibility of an element?

• A.display
• B.visibility
• C.opacity
• D.view

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Question No : 14
In CSS, what are media queries primarily used for?

• A.To add media content like video and audio
• B.To create different styles for different media types and screen sizes
• C.To query and retrieve media files from the server
• D.To automatically play media files on a webpage

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Question No : 15
Which units are commonly used in CSS for responsive design? (Choose two)

• A.Pixels (px)
• B.Centimeters (cm)
• C.Relative units (em, rem, vw, vh)
• D.Kilograms (kg)

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