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NEW QUESTION # 40
What is the main purpose of WebAssembly in the context of web application development?
- A. To handle email services in web applications
- B. To manage server-side databases
- C. To increase the execution speed of client-side scripts
- D. To create complex SQL queries
Answer: C
NEW QUESTION # 41
In Express.js, how do you send a static file as a response to a client request?
- A. res.static(filepath)
- B. res.redirect(filepath)
- C. res.render(filepath)
- D. res.sendFile(filepath)
Answer: D
NEW QUESTION # 42
How can CSS be embedded within an HTML document?
- A. Within the <style> tag in the head section
- B. Using the <css> tag in the HTML body
- C. Inside the <script> tag
- D. Directly within HTML elements using the style attribute
Answer: A,D
NEW QUESTION # 43
What is the primary use of the Node Package Manager (NPM)?
- A. To update the Node.js engine
- B. To create new Node.js modules from scratch
- C. To compile Node.js applications
- D. To manage packages and dependencies in a Node.js project
Answer: D
NEW QUESTION # 44
What is the primary role of the WHERE clause in an SQL query?
- A. To limit the number of returned records
- 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 specify which table to select or delete data from
Answer: B
NEW QUESTION # 45
In Node.js, which function is used to include built-in modules?
- A. require()
- B. getModule()
- C. import()
- D. include()
Answer: A
NEW QUESTION # 46
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; }
Answer: B
NEW QUESTION # 47
Which HTML input type is used for a multi-line text input field?
- A. password
- B. email
- C. text
- D. textarea
Answer: D
NEW QUESTION # 48
What is the primary purpose of using EJS in an Express.js application?
- A. To handle HTTP POST requests
- B. To manage database connection
- C. To allow server-side rendering of HTML with embedded JavaScript
- D. To serve static files efficiently
Answer: C
NEW QUESTION # 49
In programming, what is a library?
- A. An IDE feature that helps in debugging code
- B. A collection of precompiled routines that a program can use
- C. A protocol for transferring source code over the internet
- D. A tool for version control
Answer: B
NEW QUESTION # 50
What is the primary difference between HTTP GET and POST methods?
- A. GET requests can be bookmarked, while POST requests cannot.
- B. GET is secure, while POST is not.
- C. GET sends data in the header, while POST sends data in the request body.
- D. GET is used to upload files, while POST is used to download files.
Answer: C
NEW QUESTION # 51
Which of the following are valid input types in HTML? (Choose two)
- A. upload
- B. file
- C. date
- D. image
Answer: B,C
NEW QUESTION # 52
How can you access query parameters in an Express.js route handler?
- A. req.params
- B. req.query
- C. req.body
- D. req.url
Answer: B
NEW QUESTION # 53
Which CSS property is used to control the visibility of an element?
- A. visibility
- B. opacity
- C. view
- D. display
Answer: A,D
NEW QUESTION # 54
Which of these are commonly used open source database management systems? (Choose two)
- A. PostgreSQL
- B. MySQL
- C. Oracle Database
- D. Microsoft SQL Server
Answer: A,B
NEW QUESTION # 55
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 can query a database and retrieve information stored in it.
- C. SQL can insert, update, or delete records in a database.
- D. SQL is a programming language primarily used for creating websites.
Answer: B,C
NEW QUESTION # 56
Which CSS property is used to set the space between the borders of adjacent elements?
- A. margin
- B. border-spacing
- C. spacing
- D. padding
Answer: A
NEW QUESTION # 57
What is the primary feature of a Single-Page Application (SPA)?
- A. It dynamically updates the current page without reloading
- B. It cannot integrate with APIs
- C. It reloads the entire page for every user interaction
- D. It is used only for mobile applications
Answer: A
NEW QUESTION # 58
Which CSS property is used to specify the stacking order of positioned elements?
- A. position
- B. display
- C. z-index
- D. align-items
Answer: C
NEW QUESTION # 59
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