Memcached اسئلة واجوبة المقابلات
سؤال 1. What is Memcached?
Memcached is a high-performance, distributed memory caching system used to speed up dynamic web applications by alleviating database load.
سؤال 2. Explain how Memcached works.
Memcached stores key-value pairs in memory to reduce the need for repeated database queries. It uses a simple and efficient hashing algorithm for distributed caching across multiple servers.
سؤال 3. What is the default port number for Memcached?
The default port for Memcached is 11211.
سؤال 4. How does Memcached handle data expiration?
Memcached uses a time-based expiration mechanism. Each key-value pair has a specified expiration time, and once the time is reached, the data is automatically evicted from the cache.
سؤال 5. What are the advantages of using Memcached?
Advantages of Memcached include improved performance, reduced database load, scalability, and ease of use as a distributed caching solution.
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