[Q26-Q46] Real Exam Questions 030-100 Dumps Exam Questions in here [Jan-2025]

Q26. In programming, what is a library?

A collection of precompiled routines that a program can use

A tool for version control

An IDE feature that helps in debugging code

A protocol for transferring source code over the internet

Q27. How can CSS be embedded within an HTML document?

Using the <css> tag in the HTML body

Inside the <script> tag

Within the <style> tag in the head section

Directly within HTML elements using the style attribute

Q28. What is source code in the context of software development?

A compiled version of a program ready to be executed

The original code written by a programmer in a high-level language

A specialized language used only for web development

The output produced after a program is executed

Q29. Which HTTP status codes indicate success and client error? (Choose two)

200

404

500

302

Q30. What is the primary feature of a Single-Page Application (SPA)?

It reloads the entire page for every user interaction

It dynamically updates the current page without reloading

It is used only for mobile applications

It cannot integrate with APIs

Q31. Which of the following are valid input types in HTML? (Choose two)

date

file

upload

image

Q32. In the context of web application architecture, what is the primary function of a web server?

To store client data persistently

To host web applications and handle HTTP requests

To render web pages on the client side

To provide dynamic IP addressing for clients

Q33. What is the fundamental difference between relational and non-relational (NoSQL) databases?

Relational databases are only used in web development

Non-relational databases do not use SQL for querying

Relational databases are based on table structures, while non-relational databases are not

Non-relational databases are not capable of storing large amounts of data

Q34. In Node.js, what is the main advantage of using asynchronous operations?

They make code execution faster.

They allow the Node.js server to handle multiple requests simultaneously.

They enforce strong typing in JavaScript.

They automatically optimize memory usage.

Q35. Which CSS property is used to change the text color of an element?

text-color

color

font-color

background-color

Q36. Which of the following file formats supports transparency?

JPEG

PNG

SVG

Both PNG and SVG

Q37. What is the correct syntax for a CSS rule?

selector { property = value; }

selector { property : value }

selector -> { property : value; }

{ selector : property = value; }

Q38. What is session hijacking in the context of web sessions?

The process of legally transferring a session from one user to another

A type of cyberattack where the attacker takes over a user’s session

The use of cookies to store session data

A method to increase session security

Q39. Which of the following is a best practice to prevent SQL injection in NodeJS?

Using regular expressions to sanitize input

Employing prepared statements or parameterized queries

Storing database credentials in the code

Concatenating user inputs directly into SQL queries

Q40. What is the default method used by HTML forms to send data?

GET

POST

PUT

DELETE

Q41. Which programming paradigms are characterized by the use of functions, procedures, and objects?
(Choose three)

Functional programming

Procedural programming

Object-oriented programming

Assembly language programming

Q42. Which of these are commonly used open source database management systems? (Choose two)

Microsoft SQL Server

Oracle Database

MySQL

PostgreSQL

Q43. Which property is used in CSS to change the font of an element?

font-style

font-weight

font-family

text-style

Q44. In Express.js, how do you send a static file as a response to a client request?

res.sendFile(filepath)

res.render(filepath)

res.static(filepath)

res.redirect(filepath)

Q45. Which CSS property is used to control the visibility of an element?

display

visibility

opacity

view

Q46. Which of the following are common web development technologies and standards? (Choose two)

Bluetooth communication

HTML/CSS

PCIe interface

JavaScript

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[Q26-Q46] Real Exam Questions 030-100 Dumps Exam Questions in here [Jan-2025]

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