[ 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.

331. Elasticsearch का मुख्य उपयोग क्या है?

[A] Full Text Search

[B] Session Storage

[C] Email Sending

[D] File Compression

331. What is the primary use of Elasticsearch?

[A] Full Text Search

[B] Session Storage

[C] Email Sending

[D] File Compression

सही उत्तर: Full Text Search

व्याख्या: Fast searching capabilities प्रदान करता है।

Correct Answer: Full Text Search

Explanation: Provides powerful search capabilities.

332. GraphQL में Subscription का उपयोग किसलिए होता है?

[A] Real-time Updates

[B] Delete Records

[C] Authentication

[D] Caching

332. What are GraphQL Subscriptions used for?

[A] Real-time Updates

[B] Delete Records

[C] Authentication

[D] Caching

सही उत्तर: Real-time Updates

व्याख्या: Live data updates प्राप्त करने के लिए।

Correct Answer: Real-time Updates

Explanation: Used for live data updates.

333. GraphQL का एक प्रमुख लाभ क्या है?

[A] Over-fetching कम करना

[B] Database Replace करना

[C] Session Store करना

[D] HTML Generate करना

333. What is a key advantage of GraphQL?

[A] Reduce Over-fetching

[B] Replace Database

[C] Store Sessions

[D] Generate HTML

सही उत्तर: Over-fetching कम करना

व्याख्या: Client केवल आवश्यक data मांग सकता है।

Correct Answer: Reduce Over-fetching

Explanation: Clients can request only required data.

334. API Key Authentication में क्या उपयोग किया जाता है?

[A] Unique Secret Key

[B] Database Table

[C] Session File

[D] CSS File

334. What is used in API Key Authentication?

[A] Unique Secret Key

[B] Database Table

[C] Session File

[D] CSS File

सही उत्तर: Unique Secret Key

व्याख्या: Client identification और authorization के लिए।

Correct Answer: Unique Secret Key

Explanation: Used for client identification and authorization.

335. CORS का पूरा नाम क्या है?

[A] Cross-Origin Resource Sharing

[B] Cross Object Routing System

[C] Common Origin Resource Sharing

[D] Client Origin Routing Service

335. What is the full form of CORS?

[A] Cross-Origin Resource Sharing

[B] Cross Object Routing System

[C] Common Origin Resource Sharing

[D] Client Origin Routing Service

सही उत्तर: Cross-Origin Resource Sharing

व्याख्या: Different origins के बीच resource access नियंत्रित करता है।

Correct Answer: Cross-Origin Resource Sharing

Explanation: Controls resource access between different origins.

336. Microservice Architecture का एक प्रमुख लाभ क्या है?

[A] Independent Deployment

[B] Single Large Codebase

[C] Tight Coupling

[D] No APIs

336. What is a major benefit of Microservice Architecture?

[A] Independent Deployment

[B] Single Large Codebase

[C] Tight Coupling

[D] No APIs

सही उत्तर: Independent Deployment

व्याख्या: Services को स्वतंत्र रूप से deploy किया जा सकता है।

Correct Answer: Independent Deployment

Explanation: Services can be deployed independently.

337. API Gateway का मुख्य कार्य क्या है?

[A] Single Entry Point

[B] Store Sessions

[C] Compile Code

[D] Manage CSS

337. What is the main role of an API Gateway?

[A] Single Entry Point

[B] Store Sessions

[C] Compile Code

[D] Manage CSS

सही उत्तर: Single Entry Point

व्याख्या: Multiple services के लिए unified entry point।

Correct Answer: Single Entry Point

Explanation: Provides a unified entry point for services.

338. Circuit Breaker Pattern का उद्देश्य क्या है?

[A] Prevent Cascading Failures

[B] Increase Queries

[C] Delete Logs

[D] Generate Reports

338. What is the purpose of Circuit Breaker Pattern?

[A] Prevent Cascading Failures

[B] Increase Queries

[C] Delete Logs

[D] Generate Reports

सही उत्तर: Prevent Cascading Failures

व्याख्या: Failed services से repeated calls रोकता है।

Correct Answer: Prevent Cascading Failures

Explanation: Prevents repeated calls to failing services.

339. Distributed Caching का एक लोकप्रिय tool कौन-सा है?

[A] Redis

[B] Photoshop

[C] Bootstrap

[D] Apache POI

339. Which is a popular distributed caching tool?

[A] Redis

[B] Photoshop

[C] Bootstrap

[D] Apache POI

सही उत्तर: Redis

व्याख्या: Fast distributed caching solution।

Correct Answer: Redis

Explanation: Provides fast distributed caching.

340. Zero Downtime Deployment का उद्देश्य क्या है?

[A] Deployment Without Service Interruption

[B] Increase Downtime

[C] Delete Database

[D] Disable API

340. What is the goal of Zero Downtime Deployment?

[A] Deployment Without Service Interruption

[B] Increase Downtime

[C] Delete Database

[D] Disable API

सही उत्तर: Deployment Without Service Interruption

व्याख्या: Users को बिना interruption के deployment।

Correct Answer: Deployment Without Service Interruption

Explanation: Deploy applications without affecting users.