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Programming & Development Quiz
Programming & Development · Internet Quiz
8 questions · Unlimited attempts · Free online practice
Programming and software development are at the heart of today's digital world, powering websites, mobile apps, video games, artificial intelligence, cloud services, and countless...
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All 8 questions in this Programming & Development quiz
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What is the role of a 'Webworker' in JavaScript?
- A. To serve files from a server
- B. To run scripts in background threads, separate from the main execution thread of a web application
- C. To optimize images for the web
- D. To monitor the user's internet speed
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Which year was the World Wide Web introduced to the public?
- A. 1989
- B. 1985
- C. 1995
- D. 1991
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What is a 'Race Condition' in concurrent programming?
- A. A competition to see who can code the fastest
- B. An undesirable situation where the final output depends on the sequence or timing of other uncontrollable events
- C. A way to speed up the internet
- D. A type of sorting algorithm
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What is 'Recursion' in programming?
- A. A way to speed up the internet
- B. A method where a function calls itself as a subroutine
- C. A type of data storage
- D. A security protocol for passwords
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Which language is used for web pages?
- A. C++
- B. Java
- C. Python
- D. HTML
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What is the function of 'Babel' in a modern JavaScript project?
- A. To translate JavaScript into Python
- B. To transpile modern JavaScript (ES6+) into older versions that are compatible with all browsers
- C. To encrypt the source code
- D. To manage the project's dependencies
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What is the primary role of the 'Java Virtual Machine' (JVM)?
- A. To compile Java code into machine code
- B. To execute Java bytecode on different hardware platforms
- C. To design the graphical interface of Java apps
- D. To manage the internet connection of Java programs
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What is the purpose of the 'Virtual DOM' in React?
- A. To store images on the client side
- B. To improve performance by minimizing direct manipulation of the browser's DOM
- C. To allow the app to work without an internet connection
- D. To create 3D graphics in the browser