Full-Stack Developer اسئلة واجوبة المقابلات
سؤال 46. What is the role of the CDN in the context of caching in web development?
CDNs use caching to store copies of content in multiple locations, reducing server load and improving content delivery speed by serving cached content from the nearest server.
سؤال 47. Explain the concept of OAuth and its use in authentication.
OAuth is an open standard for access delegation, allowing users to grant third-party applications limited access to their resources without sharing their credentials.
سؤال 48. What is the role of a proxy server in a Full-Stack development environment?
A proxy server acts as an intermediary between client requests and the destination server, providing functionalities such as security, load balancing, and content filtering.
سؤال 49. Explain the concept of memoization in the context of optimizing function performance.
Memoization is a technique to cache the results of expensive function calls and return the cached result when the same inputs occur again, reducing computation time.
سؤال 50. What is the purpose of the 'defer' attribute in the 'script' tag in HTML?
The 'defer' attribute in the 'script' tag tells the browser to defer the execution of the script until after the HTML document is fully parsed. This can improve page load performance.
الاكثر فائدة حسب تقييم المستخدمين:
- What is the difference between front-end and back-end development?
- What is the purpose of AJAX in web development?