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In HTML, which attribute is used to specify the URL of an image?

  • href
  • src
  • link
  • url
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In React, what is the purpose of useState?

  • To handle side effects
  • To manage component state
  • To perform AJAX requests
  • To handle context
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Which CSS property is used to change the font of an element?

  • font-style
  • font-family
  • font-weight
  • font-size
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What does HTML stand for?

  • Hypertext Markup Language
  • Hyperlink Markup Language
  • Hyperlink and Text Markup Language
  • Home Tool Markup Language
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What is the correct HTML for adding a background color?

  • <background>yellow</background>
  • <body bg="yellow">
  • <body style="background-color:yellow;">
  • <bg>yellow</bg>
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Which of the following is a commonly used open-source web server?

  • Apache
  • IIS
  • Nginx
  • Tomcat
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Which tag is used to create a drop-down list in HTML?

  • <select>
  • <dropdown>
  • <list>
  • <datalist>
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What is the purpose of the 'flexbox' layout in CSS?

  • To create a flexible layout
  • To create grid layouts
  • To add animations
  • To control visibility
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Which of the following is a NoSQL database?

  • MySQL
  • PostgreSQL
  • MongoDB
  • SQLite
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Which HTML attribute is used to specify that an input field must be filled out?

  • required
  • placeholder
  • validate
  • pattern
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In JavaScript, which function is used to parse a JSON string?

  • JSON.parse()
  • JSON.stringify()
  • parseJSON()
  • JSON.convert()
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What is the purpose of the 'map()' function in JavaScript?

  • To transform each element in an array
  • To filter elements in an array
  • To find elements in an array
  • To sort elements in an array
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Which company developed the React library?

  • Google
  • Facebook
  • Microsoft
  • Apple
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Which method is used to add a new element at the end of an array in JavaScript?

  • push()
  • pop()
  • shift()
  • unshift()
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In JavaScript, what is the purpose of the 'this' keyword?

  • Refers to the current object
  • Refers to the next object
  • Refers to a global object
  • Refers to a new object
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What does the acronym REST stand for?

  • Representational State Transfer
  • Representational Structured Transfer
  • Reliable State Transfer
  • Resource State Transfer
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Which of the following is a relational database?

  • MongoDB
  • Cassandra
  • MySQL
  • DynamoDB
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Which of the following is a frontend framework?

  • Flask
  • Spring
  • Angular
  • Django
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What is the purpose of the 'ngFor' directive in Angular?

  • To repeat a set of HTML nodes
  • To conditionally render content
  • To bind a value to the model
  • To listen to events
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Which tool is used for automating browser actions?

  • Webpack
  • Babel
  • Gulp
  • Selenium
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Which CSS framework is known for its responsive design capabilities?

  • Bootstrap
  • Foundation
  • Materialize
  • Tailwind
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What is the main purpose of using Docker in development?

  • To deploy websites
  • To create virtual machines
  • To containerize applications
  • To manage databases
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Which HTML tag is used to define an unordered list?

  • <ul>
  • <ol>
  • <li>
  • <list>
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What does the acronym MVC stand for in web development?

  • Model-View-Controller
  • Module-View-Controller
  • Model-View-Content
  • Module-View-Content
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In CSS, which property is used to set the spacing between lines of text?

  • line-height
  • spacing
  • text-spacing
  • letter-spacing
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In CSS, what does the 'float' property do?

  • Aligns content
  • Clears floats
  • Specifies how an element should float
  • Centers content
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What does JSON stand for?

  • JavaScript Object Notation
  • JavaScript Online Notation
  • JavaScript Oriented Notation
  • Java Syntax Object Notation
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What is the default port for HTTP?

  • 21
  • 80
  • 443
  • 8080
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What is the purpose of CSS in web development?

  • To add interactivity
  • To style HTML documents
  • To store data
  • To structure content
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In CSS, which property is used to change the background color of an element?

  • background-color
  • bg-color
  • color
  • background-style
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