[ 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.

671. WordPress Object Cache का उद्देश्य क्या है?

[A] Database Queries Reduce करना

[B] Theme Design

[C] Plugin Installation

[D] User Registration

671. What is the purpose of WordPress Object Cache?

[A] Reduce Database Queries

[B] Theme Design

[C] Plugin Installation

[D] User Registration

सही उत्तर: Database Queries Reduce करना

व्याख्या: Performance improve करता है।

Correct Answer: Reduce Database Queries

Explanation: Improves performance.

672. Transients API का मुख्य उपयोग क्या है?

[A] Temporary Data Storage

[B] Permanent Data Storage

[C] User Authentication

[D] Theme Rendering

672. What is the main use of the Transients API?

[A] Temporary Data Storage

[B] Permanent Data Storage

[C] User Authentication

[D] Theme Rendering

सही उत्तर: Temporary Data Storage

व्याख्या: Expiring cached data store करता है।

Correct Answer: Temporary Data Storage

Explanation: Stores expiring cached data.

673. WordPress performance optimization के लिए image compression क्यों महत्वपूर्ण है?

[A] Page Load Time कम करने के लिए

[B] Database Size बढ़ाने के लिए

[C] Plugin Install करने के लिए

[D] Theme बदलने के लिए

673. Why is image compression important for WordPress performance?

[A] Reduce Page Load Time

[B] Increase Database Size

[C] Install Plugins

[D] Change Themes

सही उत्तर: Page Load Time कम करने के लिए

व्याख्या: Images website speed पर बड़ा प्रभाव डालती हैं।

Correct Answer: Reduce Page Load Time

Explanation: Images greatly affect website speed.

674. CDN का पूरा नाम क्या है?

[A] Content Delivery Network

[B] Content Data Node

[C] Cache Distribution Network

[D] Central Delivery Node

674. What is the full form of CDN?

[A] Content Delivery Network

[B] Content Data Node

[C] Cache Distribution Network

[D] Central Delivery Node

सही उत्तर: Content Delivery Network

व्याख्या: Static content को तेजी से deliver करता है।

Correct Answer: Content Delivery Network

Explanation: Delivers static content faster.

675. Lazy Loading का मुख्य लाभ क्या है?

[A] Initial Page Load Faster

[B] More Database Queries

[C] More Memory Usage

[D] More Plugins

675. What is the main benefit of Lazy Loading?

[A] Faster Initial Page Load

[B] More Database Queries

[C] More Memory Usage

[D] More Plugins

सही उत्तर: Initial Page Load Faster

व्याख्या: Images आवश्यकता पड़ने पर load होती हैं।

Correct Answer: Faster Initial Page Load

Explanation: Loads images only when needed.

676. WordPress Heartbeat API का उपयोग किसलिए होता है?

[A] Real-time Communication

[B] Database Backup

[C] Theme Compilation

[D] Plugin Installation

676. What is the WordPress Heartbeat API used for?

[A] Real-time Communication

[B] Database Backup

[C] Theme Compilation

[D] Plugin Installation

सही उत्तर: Real-time Communication

व्याख्या: Browser और server के बीच periodic communication।

Correct Answer: Real-time Communication

Explanation: Periodic communication between browser and server.

677. wp_enqueue_script() का मुख्य उद्देश्य क्या है?

[A] JavaScript Files Load करना

[B] Database Query चलाना

[C] Cache Clear करना

[D] Create Users

677. What is the main purpose of wp_enqueue_script()?

[A] Load JavaScript Files

[B] Run Database Queries

[C] Clear Cache

[D] Create Users

सही उत्तर: JavaScript Files Load करना

व्याख्या: Proper dependency management के साथ scripts load करता है।

Correct Answer: Load JavaScript Files

Explanation: Loads scripts with dependency management.

678. wp_enqueue_style() किसलिए उपयोग होता है?

[A] CSS Files Load करने के लिए

[B] JavaScript Load करने के लिए

[C] Database Connect करने के लिए

[D] Cache Store करने के लिए

678. What is wp_enqueue_style() used for?

[A] Load CSS Files

[B] Load JavaScript

[C] Connect Database

[D] Store Cache

सही उत्तर: CSS Files Load करने के लिए

व्याख्या: Stylesheets properly enqueue करता है।

Correct Answer: Load CSS Files

Explanation: Properly enqueues stylesheets.

679. Query Monitor क्या है?

[A] WordPress Debugging Tool

[B] Theme Builder

[C] Cache Plugin

[D] SEO Plugin

679. What is Query Monitor?

[A] WordPress Debugging Tool

[B] Theme Builder

[C] Cache Plugin

[D] SEO Plugin

सही उत्तर: WordPress Debugging Tool

व्याख्या: Performance और database queries analyze करता है।

Correct Answer: WordPress Debugging Tool

Explanation: Analyzes performance and database queries.

680. WordPress Security Hardening का मुख्य उद्देश्य क्या है?

[A] Attack Surface Reduce करना

[B] Theme Speed बढ़ाना

[C] Database Size बढ़ाना

[D] Plugin Count बढ़ाना

680. What is the main goal of WordPress Security Hardening?

[A] Reduce Attack Surface

[B] Increase Theme Speed

[C] Increase Database Size

[D] Increase Plugin Count

सही उत्तर: Attack Surface Reduce करना

व्याख्या: Website को अधिक सुरक्षित बनाना।

Correct Answer: Reduce Attack Surface

Explanation: Makes the website more secure.