[ PHP Programming MCQS ]

झारखंड में आयोजित होने वाली JPSC, JSSC, JET, झारखंड पुलिस भर्ती परीक्षा आदि के लिए उपयोगी सामान्य अध्ययन।

[ PHP Programming MCQS ]

Useful GK for JPSC, JSSC, JET, Jharkhand Police and other exams.

321. Factory Pattern का उपयोग किसलिए किया जाता है?

[A] Object Creation

[B] Database Query

[C] Caching

[D] Authentication

321. What is Factory Pattern used for?

[A] Object Creation

[B] Database Query

[C] Caching

[D] Authentication

सही उत्तर: Object Creation

व्याख्या: Objects create करने की प्रक्रिया को abstract करता है।

Correct Answer: Object Creation

Explanation: Abstracts the object creation process.

322. Singleton Pattern का उद्देश्य क्या है?

[A] Multiple Instances

[B] Only One Instance

[C] Faster Queries

[D] More Memory Usage

322. What is the purpose of Singleton Pattern?

[A] Multiple Instances

[B] Only One Instance

[C] Faster Queries

[D] More Memory Usage

सही उत्तर: Only One Instance

व्याख्या: Class की केवल एक instance सुनिश्चित करता है।

Correct Answer: Only One Instance

Explanation: Ensures only one instance of a class exists.

323. Observer Pattern किस प्रकार की architecture में उपयोगी है?

[A] Event Driven

[B] Database Driven

[C] File Driven

[D] Template Driven

323. Observer Pattern is useful in which architecture?

[A] Event Driven

[B] Database Driven

[C] File Driven

[D] Template Driven

सही उत्तर: Event Driven

व्याख्या: Events होने पर observers को notify करता है।

Correct Answer: Event Driven

Explanation: Notifies observers when events occur.

324. Laravel Service Provider का मुख्य कार्य क्या है?

[A] Register Services

[B] Manage CSS

[C] Store Sessions

[D] Compile Code

324. What is the main role of a Laravel Service Provider?

[A] Register Services

[B] Manage CSS

[C] Store Sessions

[D] Compile Code

सही उत्तर: Register Services

व्याख्या: Application services को container में register करता है।

Correct Answer: Register Services

Explanation: Registers application services into the container.

325. Laravel Middleware का उपयोग किसलिए होता है?

[A] HTTP Request Filtering

[B] Database Backup

[C] Template Parsing

[D] Cache Storage

325. What is Laravel Middleware used for?

[A] HTTP Request Filtering

[B] Database Backup

[C] Template Parsing

[D] Cache Storage

सही उत्तर: HTTP Request Filtering

व्याख्या: Request और Response के बीच filtering layer।

Correct Answer: HTTP Request Filtering

Explanation: Acts as a filtering layer for requests and responses.

326. Laravel Queue का मुख्य लाभ क्या है?

[A] Synchronous Processing

[B] Background Processing

[C] Database Migration

[D] Session Sharing

326. What is the main advantage of Laravel Queues?

[A] Synchronous Processing

[B] Background Processing

[C] Database Migration

[D] Session Sharing

सही उत्तर: Background Processing

व्याख्या: Time-consuming tasks को background में execute करता है।

Correct Answer: Background Processing

Explanation: Executes time-consuming tasks in background.

327. Laravel Queue के लिए कौन-सा backend commonly उपयोग होता है?

[A] Redis

[B] HTML

[C] CSS

[D] XML

327. Which backend is commonly used for Laravel Queues?

[A] Redis

[B] HTML

[C] CSS

[D] XML

सही उत्तर: Redis

व्याख्या: High-performance queue processing के लिए।

Correct Answer: Redis

Explanation: Used for high-performance queue processing.

328. RabbitMQ मुख्य रूप से किसलिए प्रयोग होता है?

[A] Message Queueing

[B] Image Processing

[C] CSS Rendering

[D] Template Engine

328. What is RabbitMQ mainly used for?

[A] Message Queueing

[B] Image Processing

[C] CSS Rendering

[D] Template Engine

सही उत्तर: Message Queueing

व्याख्या: Applications के बीच asynchronous communication।

Correct Answer: Message Queueing

Explanation: Provides asynchronous communication between applications.

329. Message Queue का मुख्य लाभ क्या है?

[A] Tight Coupling

[B] Loose Coupling

[C] More Database Load

[D] More Memory Usage

329. What is the primary benefit of Message Queues?

[A] Tight Coupling

[B] Loose Coupling

[C] More Database Load

[D] More Memory Usage

सही उत्तर: Loose Coupling

व्याख्या: Systems को independently scale करने देता है।

Correct Answer: Loose Coupling

Explanation: Allows systems to scale independently.

330. Elasticsearch किस प्रकार का database है?

[A] Relational Database

[B] Search Engine Database

[C] Graph Database

[D] Time Series Database

330. What type of database is Elasticsearch?

[A] Relational Database

[B] Search Engine Database

[C] Graph Database

[D] Time Series Database

सही उत्तर: Search Engine Database

व्याख्या: Full-text search और analytics के लिए।

Correct Answer: Search Engine Database

Explanation: Used for full-text search and analytics.