[ 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.

361. Mediator Pattern का उद्देश्य क्या है?

[A] Reduce Direct Dependencies

[B] Increase Coupling

[C] Manage CSS

[D] Store Files

361. What is the purpose of Mediator Pattern?

[A] Reduce Direct Dependencies

[B] Increase Coupling

[C] Manage CSS

[D] Store Files

सही उत्तर: Reduce Direct Dependencies

व्याख्या: Objects के बीच communication simplify करता है।

Correct Answer: Reduce Direct Dependencies

Explanation: Simplifies communication between objects.

362. Command Pattern किस concept पर आधारित है?

[A] Encapsulate Requests as Objects

[B] Store Sessions

[C] Manage Images

[D] Optimize CSS

362. What concept is Command Pattern based on?

[A] Encapsulate Requests as Objects

[B] Store Sessions

[C] Manage Images

[D] Optimize CSS

सही उत्तर: Encapsulate Requests as Objects

व्याख्या: Requests को objects में encapsulate करता है।

Correct Answer: Encapsulate Requests as Objects

Explanation: Encapsulates requests as objects.

363. Saga Pattern किस architecture में लोकप्रिय है?

[A] Microservices

[B] MVC Only

[C] Monolithic UI

[D] Static Websites

363. In which architecture is Saga Pattern popular?

[A] Microservices

[B] MVC Only

[C] Monolithic UI

[D] Static Websites

सही उत्तर: Microservices

व्याख्या: Distributed transactions manage करने के लिए।

Correct Answer: Microservices

Explanation: Used to manage distributed transactions.

364. Anti-Corruption Layer का उद्देश्य क्या है?

[A] Protect Domain Model

[B] Delete Old Data

[C] Increase Queries

[D] Manage Cache

364. What is the purpose of an Anti-Corruption Layer?

[A] Protect Domain Model

[B] Delete Old Data

[C] Increase Queries

[D] Manage Cache

सही उत्तर: Protect Domain Model

व्याख्या: External systems से domain model को बचाता है।

Correct Answer: Protect Domain Model

Explanation: Protects the domain model from external systems.

365. Software Architecture में Separation of Concerns का अर्थ क्या है?

[A] Different Responsibilities in Different Components

[B] All Logic in One File

[C] No Abstraction

[D] No Layers

365. What does Separation of Concerns mean in software architecture?

[A] Different Responsibilities in Different Components

[B] All Logic in One File

[C] No Abstraction

[D] No Layers

सही उत्तर: Different Responsibilities in Different Components

व्याख्या: प्रत्येक component की अलग responsibility होनी चाहिए।

Correct Answer: Different Responsibilities in Different Components

Explanation: Each component should have a distinct responsibility.

366. SQL Injection से बचाव के लिए सबसे अच्छा तरीका क्या है?

[A] addslashes()

[B] Prepared Statements

[C] htmlspecialchars()

[D] base64_encode()

366. What is the best way to prevent SQL Injection?

[A] addslashes()

[B] Prepared Statements

[C] htmlspecialchars()

[D] base64_encode()

सही उत्तर: Prepared Statements

व्याख्या: Prepared Statements और Parameterized Queries SQL Injection से सुरक्षा प्रदान करते हैं।

Correct Answer: Prepared Statements

Explanation: Prepared Statements and parameterized queries protect against SQL Injection.

367. PHP में password hash करने के लिए कौन-सा function recommended है?

[A] md5()

[B] sha1()

[C] password_hash()

[D] crypt_old()

367. Which function is recommended for password hashing in PHP?

[A] md5()

[B] sha1()

[C] password_hash()

[D] crypt_old()

सही उत्तर: password_hash()

व्याख्या: password_hash() bcrypt/argon आधारित सुरक्षित hashing प्रदान करता है।

Correct Answer: password_hash()

Explanation: Provides secure bcrypt/argon based hashing.

368. Password verify करने के लिए कौन-सा function उपयोग किया जाता है?

[A] password_match()

[B] password_check()

[C] password_verify()

[D] hash_verify()

368. Which function is used to verify passwords?

[A] password_match()

[B] password_check()

[C] password_verify()

[D] hash_verify()

सही उत्तर: password_verify()

व्याख्या: Hashed password को verify करने के लिए।

Correct Answer: password_verify()

Explanation: Used to verify hashed passwords.

369. XSS attack से बचने के लिए कौन-सा function उपयोगी है?

[A] htmlspecialchars()

[B] md5()

[C] trim()

[D] implode()

369. Which function helps prevent XSS attacks?

[A] htmlspecialchars()

[B] md5()

[C] trim()

[D] implode()

सही उत्तर: htmlspecialchars()

व्याख्या: HTML entities encode करके XSS रोकता है।

Correct Answer: htmlspecialchars()

Explanation: Encodes HTML entities to prevent XSS.

370. CSRF protection के लिए सबसे सामान्य तरीका क्या है?

[A] CSRF Token

[B] MD5 Hash

[C] Session Destroy

[D] Base64 Encoding

370. What is the most common CSRF protection method?

[A] CSRF Token

[B] MD5 Hash

[C] Session Destroy

[D] Base64 Encoding

सही उत्तर: CSRF Token

व्याख्या: Unique token request validation के लिए।

Correct Answer: CSRF Token

Explanation: Unique token validation mechanism.