[ 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.

161. Nginx PHP scripts को execute करने के लिए सामान्यतः किसका उपयोग करता है?

[A] mod_php

[B] PHP-FPM

[C] MySQL

[D] Composer

161. What does Nginx typically use to execute PHP scripts?

[A] mod_php

[B] PHP-FPM

[C] MySQL

[D] Composer

सही उत्तर: PHP-FPM

व्याख्या: Nginx और PHP-FPM का संयोजन लोकप्रिय है।

Correct Answer: PHP-FPM

Explanation: Nginx commonly works with PHP-FPM.

162. Load Balancer का मुख्य कार्य क्या है?

[A] Store Files

[B] Distribute Traffic

[C] Compile Code

[D] Encrypt Passwords

162. What is the main role of a Load Balancer?

[A] Store Files

[B] Distribute Traffic

[C] Compile Code

[D] Encrypt Passwords

सही उत्तर: Distribute Traffic

व्याख्या: Multiple servers में load distribute करता है।

Correct Answer: Distribute Traffic

Explanation: Distributes traffic among servers.

163. Horizontal Scaling का अर्थ क्या है?

[A] Increase RAM of One Server

[B] Add More Servers

[C] Increase CPU Only

[D] Upgrade Database Version

163. What does Horizontal Scaling mean?

[A] Increase RAM of One Server

[B] Add More Servers

[C] Increase CPU Only

[D] Upgrade Database Version

सही उत्तर: Add More Servers

व्याख्या: System capacity बढ़ाने के लिए नए servers जोड़ना।

Correct Answer: Add More Servers

Explanation: Adding more servers to increase capacity.

164. Vertical Scaling का अर्थ क्या है?

[A] Add New Servers

[B] Upgrade Existing Server Resources

[C] Delete Servers

[D] Use Multiple Databases

164. What does Vertical Scaling mean?

[A] Add New Servers

[B] Upgrade Existing Server Resources

[C] Delete Servers

[D] Use Multiple Databases

सही उत्तर: Upgrade Existing Server Resources

व्याख्या: RAM, CPU आदि बढ़ाना।

Correct Answer: Upgrade Existing Server Resources

Explanation: Increasing resources of an existing server.

165. Database Query Optimization का एक सामान्य तरीका क्या है?

[A] Add More CSS

[B] Use Indexes

[C] Use More Images

[D] Increase HTML Size

165. Which is a common database query optimization technique?

[A] Add More CSS

[B] Use Indexes

[C] Use More Images

[D] Increase HTML Size

सही उत्तर: Use Indexes

व्याख्या: Indexes query performance सुधारते हैं।

Correct Answer: Use Indexes

Explanation: Indexes improve query performance.

166. PHP application profiling के लिए कौन-सा tool लोकप्रिय है?

[A] Xdebug

[B] Photoshop

[C] Bootstrap

[D] Postman

166. Which tool is commonly used for PHP profiling?

[A] Xdebug

[B] Photoshop

[C] Bootstrap

[D] Postman

सही उत्तर: Xdebug

व्याख्या: Performance analysis और debugging के लिए।

Correct Answer: Xdebug

Explanation: Used for debugging and performance profiling.

167. Xdebug मुख्य रूप से किसलिए उपयोग होता है?

[A] Email Sending

[B] Debugging

[C] Caching

[D] Database Backup

167. What is Xdebug primarily used for?

[A] Email Sending

[B] Debugging

[C] Caching

[D] Database Backup

सही उत्तर: Debugging

व्याख्या: Step debugging और profiling।

Correct Answer: Debugging

Explanation: Provides step debugging and profiling.

168. Memory Leak का क्या अर्थ है?

[A] Unused Memory Not Released

[B] Database Failure

[C] Network Error

[D] Session Timeout

168. What is a Memory Leak?

[A] Unused Memory Not Released

[B] Database Failure

[C] Network Error

[D] Session Timeout

सही उत्तर: Unused Memory Not Released

व्याख्या: Application धीरे-धीरे अधिक memory consume करती है।

Correct Answer: Unused Memory Not Released

Explanation: Occurs when unused memory is not released.

169. PHP में memory limit किस configuration directive द्वारा निर्धारित होती है?

[A] memory_limit

[B] max_memory

[C] php_memory

[D] limit_memory

169. Which directive controls memory limit in PHP?

[A] memory_limit

[B] max_memory

[C] php_memory

[D] limit_memory

सही उत्तर: memory_limit

व्याख्या: php.ini में define किया जाता है।

Correct Answer: memory_limit

Explanation: Configured in php.ini.

170. Execution timeout नियंत्रित करने के लिए कौन-सी setting प्रयोग होती है?

[A] max_execution_time

[B] script_timeout

[C] time_limit

[D] execute_limit

170. Which setting controls script execution timeout?

[A] max_execution_time

[B] script_timeout

[C] time_limit

[D] execute_limit

सही उत्तर: max_execution_time

व्याख्या: Long-running scripts को नियंत्रित करती है।

Correct Answer: max_execution_time

Explanation: Controls maximum script execution time.